./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-12 00:25:15,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 00:25:15,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 00:25:15,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 00:25:15,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 00:25:15,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 00:25:15,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 00:25:15,518 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 00:25:15,519 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 00:25:15,519 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 00:25:15,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 00:25:15,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 00:25:15,520 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 00:25:15,521 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 00:25:15,521 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 00:25:15,521 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 00:25:15,522 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 00:25:15,522 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 00:25:15,522 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 00:25:15,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 00:25:15,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 00:25:15,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 00:25:15,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 00:25:15,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 00:25:15,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 00:25:15,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 00:25:15,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 00:25:15,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 00:25:15,529 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 00:25:15,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 00:25:15,530 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 00:25:15,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 00:25:15,530 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 00:25:15,530 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 00:25:15,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 00:25:15,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 00:25:15,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 00:25:15,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 00:25:15,533 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 00:25:15,534 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 [2024-10-12 00:25:15,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 00:25:15,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 00:25:15,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 00:25:15,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 00:25:15,852 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 00:25:15,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2024-10-12 00:25:17,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 00:25:17,671 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 00:25:17,672 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2024-10-12 00:25:17,701 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bb586fa18/ca059dac5a194f2fbbcc6d78b50baa21/FLAGdfa010c7f [2024-10-12 00:25:18,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bb586fa18/ca059dac5a194f2fbbcc6d78b50baa21 [2024-10-12 00:25:18,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 00:25:18,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 00:25:18,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 00:25:18,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 00:25:18,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 00:25:18,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc6f4f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18, skipping insertion in model container [2024-10-12 00:25:18,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 00:25:18,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:25:18,444 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 00:25:18,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:25:18,508 INFO L204 MainTranslator]: Completed translation [2024-10-12 00:25:18,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18 WrapperNode [2024-10-12 00:25:18,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 00:25:18,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 00:25:18,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 00:25:18,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 00:25:18,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,551 INFO L138 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-10-12 00:25:18,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 00:25:18,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 00:25:18,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 00:25:18,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 00:25:18,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,571 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,595 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [3, 4]. 57 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 5 writes are split as follows [2, 3]. [2024-10-12 00:25:18,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 00:25:18,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 00:25:18,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 00:25:18,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 00:25:18,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (1/1) ... [2024-10-12 00:25:18,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:18,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:18,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:18,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 00:25:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 00:25:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 00:25:18,805 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 00:25:18,807 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 00:25:18,996 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-10-12 00:25:18,997 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 00:25:19,017 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 00:25:19,017 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-12 00:25:19,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:25:19 BoogieIcfgContainer [2024-10-12 00:25:19,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 00:25:19,019 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 00:25:19,019 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 00:25:19,023 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 00:25:19,024 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:25:19,024 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 12:25:18" (1/3) ... [2024-10-12 00:25:19,025 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24be4a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:25:19, skipping insertion in model container [2024-10-12 00:25:19,025 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:25:19,026 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:25:18" (2/3) ... [2024-10-12 00:25:19,027 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24be4a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:25:19, skipping insertion in model container [2024-10-12 00:25:19,027 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:25:19,027 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:25:19" (3/3) ... [2024-10-12 00:25:19,028 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrcat-alloca-2.i [2024-10-12 00:25:19,083 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 00:25:19,083 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 00:25:19,084 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 00:25:19,084 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 00:25:19,085 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 00:25:19,085 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 00:25:19,085 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 00:25:19,085 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 00:25:19,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) [2024-10-12 00:25:19,111 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2024-10-12 00:25:19,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:19,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:19,116 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-12 00:25:19,116 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:25:19,116 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 00:25:19,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) [2024-10-12 00:25:19,118 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2024-10-12 00:25:19,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:19,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:19,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-12 00:25:19,119 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:25:19,127 INFO L745 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet7#1;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 2#L525true assume !(main_~length1~0#1 < 1); 9#L525-2true assume !(main_~length2~0#1 < 2); 22#L528-1true assume !(main_~length3~0#1 < 1); 11#L531-1true assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 3#L538-3true [2024-10-12 00:25:19,127 INFO L747 eck$LassoCheckResult]: Loop: 3#L538-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1; 19#L538-2true main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 3#L538-3true [2024-10-12 00:25:19,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:19,134 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2024-10-12 00:25:19,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:19,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540944057] [2024-10-12 00:25:19,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:19,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:19,300 INFO L85 PathProgramCache]: Analyzing trace with hash 2019, now seen corresponding path program 1 times [2024-10-12 00:25:19,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:19,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95562114] [2024-10-12 00:25:19,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:19,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:19,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:19,324 INFO L85 PathProgramCache]: Analyzing trace with hash 180553841, now seen corresponding path program 1 times [2024-10-12 00:25:19,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:19,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405990373] [2024-10-12 00:25:19,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:19,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:19,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:19,942 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:25:19,943 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:25:19,943 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:25:19,943 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:25:19,944 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:25:19,944 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:19,944 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:25:19,944 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:25:19,945 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration1_Lasso [2024-10-12 00:25:19,945 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:25:19,946 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:25:19,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:20,605 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:25:20,609 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:25:20,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,614 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 00:25:20,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,659 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 00:25:20,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-12 00:25:20,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,698 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 00:25:20,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:20,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:20,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 00:25:20,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,772 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-12 00:25:20,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,791 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 00:25:20,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:20,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:20,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 00:25:20,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,862 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 00:25:20,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-12 00:25:20,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,896 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 00:25:20,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:20,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:20,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-12 00:25:20,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,935 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 00:25:20,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,954 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:20,967 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:20,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 00:25:20,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:20,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:20,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:20,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:20,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:20,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:20,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:20,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:20,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:20,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:20,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:20,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:21,001 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:21,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-12 00:25:21,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:21,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:21,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:21,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:21,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:21,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:21,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:21,038 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:21,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:21,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:21,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:21,057 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:21,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-12 00:25:21,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:21,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:21,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:21,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:21,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:21,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:21,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:21,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:21,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-12 00:25:21,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:21,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:21,107 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:21,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-12 00:25:21,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:21,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:21,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:21,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:21,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:21,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:21,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:21,140 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:25:21,176 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-12 00:25:21,176 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2024-10-12 00:25:21,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:21,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:21,183 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:21,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-12 00:25:21,193 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:25:21,218 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:25:21,218 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:25:21,219 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nondetString1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 - 1*ULTIMATE.start_main_~nondetString1~0#1.offset Supporting invariants [] [2024-10-12 00:25:21,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:21,260 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-10-12 00:25:21,273 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:25:21,274 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:25:21,274 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString1~0!offset [2024-10-12 00:25:21,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:21,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:25:21,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:21,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:25:21,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:21,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:25:21,450 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-12 00:25:21,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:21,454 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:21,521 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 41 states and 59 transitions. Complement of second has 6 states. [2024-10-12 00:25:21,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-12 00:25:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 34 transitions. [2024-10-12 00:25:21,531 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2024-10-12 00:25:21,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:21,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 34 transitions. Stem has 8 letters. Loop has 2 letters. [2024-10-12 00:25:21,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:21,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 34 transitions. Stem has 6 letters. Loop has 4 letters. [2024-10-12 00:25:21,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:21,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 59 transitions. [2024-10-12 00:25:21,537 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-12 00:25:21,541 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 18 states and 27 transitions. [2024-10-12 00:25:21,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-10-12 00:25:21,543 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-12 00:25:21,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 27 transitions. [2024-10-12 00:25:21,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:25:21,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 27 transitions. [2024-10-12 00:25:21,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 27 transitions. [2024-10-12 00:25:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2024-10-12 00:25:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 27 transitions. [2024-10-12 00:25:21,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 27 transitions. [2024-10-12 00:25:21,568 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 27 transitions. [2024-10-12 00:25:21,568 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 00:25:21,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 27 transitions. [2024-10-12 00:25:21,569 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-12 00:25:21,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:21,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:21,570 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:25:21,570 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:25:21,571 INFO L745 eck$LassoCheckResult]: Stem: 157#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 147#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet7#1;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 144#L525 assume !(main_~length1~0#1 < 1); 145#L525-2 assume !(main_~length2~0#1 < 2); 153#L528-1 assume !(main_~length3~0#1 < 1); 154#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 140#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 142#L538-4 havoc main_~i~0#1;main_~i~1#1 := 0; 146#L542-3 [2024-10-12 00:25:21,571 INFO L747 eck$LassoCheckResult]: Loop: 146#L542-3 assume !!(main_~i~1#1 < main_~length3~0#1 - 1);havoc main_#t~nondet14#1;call write~int#1(main_#t~nondet14#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1; 152#L542-2 main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 146#L542-3 [2024-10-12 00:25:21,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:21,571 INFO L85 PathProgramCache]: Analyzing trace with hash 180553783, now seen corresponding path program 1 times [2024-10-12 00:25:21,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:21,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596806512] [2024-10-12 00:25:21,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:21,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:21,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:21,601 INFO L85 PathProgramCache]: Analyzing trace with hash 2467, now seen corresponding path program 1 times [2024-10-12 00:25:21,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:21,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305659366] [2024-10-12 00:25:21,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:21,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:21,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:21,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1713495129, now seen corresponding path program 1 times [2024-10-12 00:25:21,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:21,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453761182] [2024-10-12 00:25:21,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:21,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:21,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:21,952 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:25:21,952 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:25:21,953 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:25:21,953 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:25:21,953 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:25:21,953 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:21,953 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:25:21,953 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:25:21,953 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration2_Lasso [2024-10-12 00:25:21,953 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:25:21,954 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:25:21,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:21,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:22,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:22,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:22,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:22,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:22,349 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:25:22,349 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:25:22,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,354 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-12 00:25:22,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,390 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-12 00:25:22,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-12 00:25:22,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,432 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-12 00:25:22,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,452 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,471 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-12 00:25:22,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:22,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:22,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-12 00:25:22,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,512 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-12 00:25:22,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,548 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-12 00:25:22,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,568 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-12 00:25:22,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,587 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-12 00:25:22,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,607 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-12 00:25:22,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,644 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-12 00:25:22,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:22,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:22,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,686 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-12 00:25:22,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,727 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-12 00:25:22,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:22,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:22,754 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-10-12 00:25:22,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,772 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-12 00:25:22,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-12 00:25:22,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,810 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-12 00:25:22,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:22,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:22,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,849 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-12 00:25:22,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,886 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-12 00:25:22,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,919 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-12 00:25:22,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:22,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:22,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:22,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:22,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,947 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-12 00:25:22,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:22,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:22,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:22,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:22,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:22,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:22,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:22,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:22,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-12 00:25:22,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:22,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:22,991 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:22,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-12 00:25:22,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:23,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:23,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:23,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:23,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:23,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:23,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:23,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:23,010 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:23,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:23,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:23,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:23,027 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:23,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:23,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-12 00:25:23,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:23,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:23,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:23,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:23,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:23,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:23,060 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:25:23,084 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-12 00:25:23,085 INFO L444 ModelExtractionUtils]: 9 out of 19 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-10-12 00:25:23,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:23,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:23,087 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:23,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-12 00:25:23,090 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:25:23,105 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:25:23,105 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:25:23,105 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length3~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length3~0#1 Supporting invariants [] [2024-10-12 00:25:23,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-10-12 00:25:23,141 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-12 00:25:23,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:23,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:25:23,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:23,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:25:23,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:25:23,221 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-12 00:25:23,221 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 27 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:23,247 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 27 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 40 transitions. Complement of second has 6 states. [2024-10-12 00:25:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-12 00:25:23,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2024-10-12 00:25:23,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 2 letters. [2024-10-12 00:25:23,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:23,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 10 letters. Loop has 2 letters. [2024-10-12 00:25:23,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:23,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 4 letters. [2024-10-12 00:25:23,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:23,251 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 40 transitions. [2024-10-12 00:25:23,252 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:25:23,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 19 states and 28 transitions. [2024-10-12 00:25:23,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-12 00:25:23,256 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-10-12 00:25:23,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2024-10-12 00:25:23,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:25:23,256 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:25:23,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2024-10-12 00:25:23,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-12 00:25:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2024-10-12 00:25:23,261 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:25:23,261 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:25:23,261 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-12 00:25:23,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2024-10-12 00:25:23,262 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:25:23,262 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:23,262 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:23,263 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:25:23,263 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:25:23,263 INFO L745 eck$LassoCheckResult]: Stem: 277#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 266#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet7#1;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 259#L525 assume !(main_~length1~0#1 < 1); 260#L525-2 assume !(main_~length2~0#1 < 2); 271#L528-1 assume !(main_~length3~0#1 < 1); 274#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 261#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 263#L538-4 havoc main_~i~0#1;main_~i~1#1 := 0; 265#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 275#L542-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~mem2#1, cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 276#L517-4 [2024-10-12 00:25:23,263 INFO L747 eck$LassoCheckResult]: Loop: 276#L517-4 call cstrcat_#t~mem2#1 := read~int#1(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 267#L517-1 assume !!(0 != cstrcat_#t~mem2#1);havoc cstrcat_#t~mem2#1; 269#L517-3 cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;havoc cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset; 276#L517-4 [2024-10-12 00:25:23,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1713495071, now seen corresponding path program 1 times [2024-10-12 00:25:23,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844743913] [2024-10-12 00:25:23,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:23,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,346 INFO L85 PathProgramCache]: Analyzing trace with hash 86554, now seen corresponding path program 1 times [2024-10-12 00:25:23,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000315904] [2024-10-12 00:25:23,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:23,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1045403964, now seen corresponding path program 1 times [2024-10-12 00:25:23,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624603064] [2024-10-12 00:25:23,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:25:23,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:25:23,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624603064] [2024-10-12 00:25:23,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624603064] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:25:23,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:25:23,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 00:25:23,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90289709] [2024-10-12 00:25:23,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:25:23,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:25:23,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 00:25:23,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-12 00:25:23,813 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 13 Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:23,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:25:23,878 INFO L93 Difference]: Finished difference Result 24 states and 32 transitions. [2024-10-12 00:25:23,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2024-10-12 00:25:23,879 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:25:23,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 32 transitions. [2024-10-12 00:25:23,880 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-10-12 00:25:23,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-10-12 00:25:23,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 32 transitions. [2024-10-12 00:25:23,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:25:23,880 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 32 transitions. [2024-10-12 00:25:23,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 32 transitions. [2024-10-12 00:25:23,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-10-12 00:25:23,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 21 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:23,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 30 transitions. [2024-10-12 00:25:23,883 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 30 transitions. [2024-10-12 00:25:23,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 00:25:23,884 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 30 transitions. [2024-10-12 00:25:23,884 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-12 00:25:23,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 30 transitions. [2024-10-12 00:25:23,886 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:25:23,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:23,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:23,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:25:23,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:25:23,888 INFO L745 eck$LassoCheckResult]: Stem: 335#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 324#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet7#1;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 317#L525 assume !(main_~length1~0#1 < 1); 318#L525-2 assume !(main_~length2~0#1 < 2); 328#L528-1 assume !(main_~length3~0#1 < 1); 331#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 319#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 321#L538-4 havoc main_~i~0#1;main_~i~1#1 := 0; 323#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 332#L542-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~mem2#1, cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 334#L517-4 call cstrcat_#t~mem2#1 := read~int#1(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 325#L517-1 assume !(0 != cstrcat_#t~mem2#1);havoc cstrcat_#t~mem2#1; 326#L518-2 [2024-10-12 00:25:23,888 INFO L747 eck$LassoCheckResult]: Loop: 326#L518-2 cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#t~post4#1.base, 1 + cstrcat_#t~post4#1.offset;cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset := cstrcat_~append#1.base, cstrcat_~append#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#t~post5#1.base, 1 + cstrcat_#t~post5#1.offset;call cstrcat_#t~mem6#1 := read~int#0(cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, 1);call write~int#1(cstrcat_#t~mem6#1, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, 1); 327#L518 assume !!(0 != cstrcat_#t~mem6#1);havoc cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset;havoc cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset;havoc cstrcat_#t~mem6#1; 326#L518-2 [2024-10-12 00:25:23,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1696290690, now seen corresponding path program 1 times [2024-10-12 00:25:23,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026315178] [2024-10-12 00:25:23,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:23,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,925 INFO L85 PathProgramCache]: Analyzing trace with hash 3238, now seen corresponding path program 1 times [2024-10-12 00:25:23,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634661008] [2024-10-12 00:25:23,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:23,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:23,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:23,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1952217113, now seen corresponding path program 1 times [2024-10-12 00:25:23,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:23,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043901862] [2024-10-12 00:25:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:23,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:24,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-10-12 00:25:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:25:24,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:25:24,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043901862] [2024-10-12 00:25:24,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043901862] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:25:24,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:25:24,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 00:25:24,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663317422] [2024-10-12 00:25:24,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:25:24,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:25:24,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 00:25:24,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 00:25:24,319 INFO L87 Difference]: Start difference. First operand 22 states and 30 transitions. cyclomatic complexity: 12 Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:25:24,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:25:24,359 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2024-10-12 00:25:24,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 46 transitions. [2024-10-12 00:25:24,360 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:25:24,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 31 states and 40 transitions. [2024-10-12 00:25:24,361 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-10-12 00:25:24,361 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-10-12 00:25:24,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions. [2024-10-12 00:25:24,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:25:24,362 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2024-10-12 00:25:24,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions. [2024-10-12 00:25:24,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2024-10-12 00:25:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 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) [2024-10-12 00:25:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2024-10-12 00:25:24,364 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-12 00:25:24,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 00:25:24,367 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-12 00:25:24,368 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-12 00:25:24,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2024-10-12 00:25:24,368 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:25:24,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:25:24,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:25:24,369 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:25:24,369 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:25:24,369 INFO L745 eck$LassoCheckResult]: Stem: 407#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 397#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet7#1;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 387#L525 assume !(main_~length1~0#1 < 1); 388#L525-2 assume !(main_~length2~0#1 < 2); 400#L528-1 assume !(main_~length3~0#1 < 1); 403#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 389#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 391#L538-4 havoc main_~i~0#1;main_~i~1#1 := 0; 415#L542-3 assume !!(main_~i~1#1 < main_~length3~0#1 - 1);havoc main_#t~nondet14#1;call write~int#1(main_#t~nondet14#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1; 414#L542-2 main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 413#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 412#L542-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~mem2#1, cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 411#L517-4 [2024-10-12 00:25:24,369 INFO L747 eck$LassoCheckResult]: Loop: 411#L517-4 call cstrcat_#t~mem2#1 := read~int#1(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 395#L517-1 assume !!(0 != cstrcat_#t~mem2#1);havoc cstrcat_#t~mem2#1; 396#L517-3 cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;havoc cstrcat_#t~pre3#1.base, cstrcat_#t~pre3#1.offset; 411#L517-4 [2024-10-12 00:25:24,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:24,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1696346049, now seen corresponding path program 1 times [2024-10-12 00:25:24,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:24,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082199845] [2024-10-12 00:25:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:24,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:24,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:24,401 INFO L85 PathProgramCache]: Analyzing trace with hash 86554, now seen corresponding path program 2 times [2024-10-12 00:25:24,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:24,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181862539] [2024-10-12 00:25:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:24,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,411 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:24,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:24,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1259997786, now seen corresponding path program 1 times [2024-10-12 00:25:24,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:25:24,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073902907] [2024-10-12 00:25:24,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:25:24,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:25:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:25:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:25:24,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:25:25,134 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:25:25,135 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:25:25,135 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:25:25,135 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:25:25,135 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:25:25,135 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,135 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:25:25,135 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:25:25,135 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration5_Lasso [2024-10-12 00:25:25,135 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:25:25,135 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:25:25,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:25:25,710 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:25:25,710 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:25:25,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,715 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-12 00:25:25,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:25,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,752 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-12 00:25:25,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-10-12 00:25:25,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,778 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-12 00:25:25,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-10-12 00:25:25,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,805 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-12 00:25:25,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,820 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:25,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,837 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-12 00:25:25,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-12 00:25:25,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,864 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-12 00:25:25,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,878 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-12 00:25:25,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,891 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-12 00:25:25,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:25:25,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:25,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:25:25,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:25:25,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:25,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,940 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-12 00:25:25,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:25,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:25,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:25,955 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 00:25:25,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:25,959 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-12 00:25:25,960 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-12 00:25:25,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:25,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:25,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:25,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:25,990 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:25,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-12 00:25:25,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:26,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:26,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:26,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:26,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:26,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:26,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:26,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:26,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-12 00:25:26,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:26,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:26,030 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:26,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-12 00:25:26,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:26,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:26,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:26,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:26,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:26,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:26,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:26,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:25:26,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-12 00:25:26,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:26,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:26,073 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:26,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-12 00:25:26,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:25:26,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:25:26,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:25:26,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:25:26,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:25:26,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:25:26,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:25:26,102 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:25:26,123 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-12 00:25:26,124 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-12 00:25:26,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:25:26,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:25:26,126 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:25:26,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-12 00:25:26,129 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:25:26,143 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:25:26,143 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:25:26,143 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcat_~s#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3) = -1*ULTIMATE.start_cstrcat_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 Supporting invariants [] [2024-10-12 00:25:26,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-12 00:25:26,177 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-10-12 00:25:26,180 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:25:26,181 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:25:26,181 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2024-10-12 00:25:26,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:25:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:26,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-12 00:25:26,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:25:26,276 WARN L253 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-12 00:25:26,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:25:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:25:26,303 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-12 00:25:26,303 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) [2024-10-12 00:25:26,364 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) Result 40 states and 52 transitions. Complement of second has 7 states. [2024-10-12 00:25:26,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-12 00:25:26,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) [2024-10-12 00:25:26,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2024-10-12 00:25:26,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 12 letters. Loop has 3 letters. [2024-10-12 00:25:26,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:26,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 15 letters. Loop has 3 letters. [2024-10-12 00:25:26,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:26,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 12 letters. Loop has 6 letters. [2024-10-12 00:25:26,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:25:26,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 52 transitions. [2024-10-12 00:25:26,368 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:25:26,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 0 states and 0 transitions. [2024-10-12 00:25:26,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-12 00:25:26,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-12 00:25:26,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-12 00:25:26,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:25:26,368 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:25:26,369 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:25:26,369 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:25:26,369 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-12 00:25:26,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-12 00:25:26,369 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:25:26,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-12 00:25:26,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 12:25:26 BoogieIcfgContainer [2024-10-12 00:25:26,382 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-12 00:25:26,383 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 00:25:26,383 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 00:25:26,384 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 00:25:26,384 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:25:19" (3/4) ... [2024-10-12 00:25:26,386 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 00:25:26,387 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 00:25:26,388 INFO L158 Benchmark]: Toolchain (without parser) took 8379.05ms. Allocated memory was 165.7MB in the beginning and 218.1MB in the end (delta: 52.4MB). Free memory was 109.4MB in the beginning and 105.7MB in the end (delta: 3.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,388 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:25:26,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.15ms. Allocated memory is still 165.7MB. Free memory was 109.0MB in the beginning and 132.2MB in the end (delta: -23.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.36ms. Allocated memory is still 165.7MB. Free memory was 132.2MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,389 INFO L158 Benchmark]: Boogie Preprocessor took 62.41ms. Allocated memory is still 165.7MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,389 INFO L158 Benchmark]: RCFGBuilder took 402.18ms. Allocated memory is still 165.7MB. Free memory was 127.3MB in the beginning and 113.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,390 INFO L158 Benchmark]: BuchiAutomizer took 7363.69ms. Allocated memory was 165.7MB in the beginning and 218.1MB in the end (delta: 52.4MB). Free memory was 113.2MB in the beginning and 105.7MB in the end (delta: 7.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2024-10-12 00:25:26,390 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 218.1MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:25:26,392 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.15ms. Allocated memory is still 165.7MB. Free memory was 109.0MB in the beginning and 132.2MB in the end (delta: -23.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.36ms. Allocated memory is still 165.7MB. Free memory was 132.2MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.41ms. Allocated memory is still 165.7MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.18ms. Allocated memory is still 165.7MB. Free memory was 127.3MB in the beginning and 113.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 7363.69ms. Allocated memory was 165.7MB in the beginning and 218.1MB in the end (delta: 52.4MB). Free memory was 113.2MB in the beginning and 105.7MB in the end (delta: 7.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 218.1MB. Free memory is still 105.7MB. 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: ~nondetString1~0!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: ~s!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (length3 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.3s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 91 mSDsluCounter, 200 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 125 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 75 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital137 mio100 ax113 hnf100 lsp85 ukn72 mio100 lsp42 div125 bol100 ite100 ukn100 eq156 hnf92 smp90 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-12 00:25:26,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-12 00:25:26,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE