./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/cstrlen.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/cstrlen.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7f47a3aedd406a69ab1753c1c4707697df0dbc0cdff682f67fd1c090787641f6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 16:57:12,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 16:57:12,389 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-13 16:57:12,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 16:57:12,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 16:57:12,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 16:57:12,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 16:57:12,425 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 16:57:12,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 16:57:12,426 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 16:57:12,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 16:57:12,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 16:57:12,428 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 16:57:12,428 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 16:57:12,428 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 16:57:12,428 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 16:57:12,429 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 16:57:12,429 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 16:57:12,429 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 16:57:12,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 16:57:12,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 16:57:12,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 16:57:12,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 16:57:12,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 16:57:12,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 16:57:12,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 16:57:12,432 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 16:57:12,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 16:57:12,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 16:57:12,433 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 16:57:12,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 16:57:12,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 16:57:12,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 16:57:12,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 16:57:12,435 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 16:57:12,435 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 16:57:12,435 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f47a3aedd406a69ab1753c1c4707697df0dbc0cdff682f67fd1c090787641f6 [2024-10-13 16:57:12,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 16:57:12,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 16:57:12,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 16:57:12,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 16:57:12,743 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 16:57:12,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/cstrlen.c [2024-10-13 16:57:14,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 16:57:14,383 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 16:57:14,383 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/cstrlen.c [2024-10-13 16:57:14,393 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3954c557/d5886f0103d64d468732e565bae5d8b8/FLAGf4a807124 [2024-10-13 16:57:14,774 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3954c557/d5886f0103d64d468732e565bae5d8b8 [2024-10-13 16:57:14,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 16:57:14,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 16:57:14,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 16:57:14,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 16:57:14,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 16:57:14,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:57:14" (1/1) ... [2024-10-13 16:57:14,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79df3893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:14, skipping insertion in model container [2024-10-13 16:57:14,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:57:14" (1/1) ... [2024-10-13 16:57:14,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 16:57:14,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:57:14,998 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 16:57:15,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:57:15,024 INFO L204 MainTranslator]: Completed translation [2024-10-13 16:57:15,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15 WrapperNode [2024-10-13 16:57:15,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 16:57:15,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 16:57:15,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 16:57:15,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 16:57:15,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,050 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 37 [2024-10-13 16:57:15,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 16:57:15,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 16:57:15,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 16:57:15,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 16:57:15,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,062 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,072 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-10-13 16:57:15,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 16:57:15,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 16:57:15,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 16:57:15,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 16:57:15,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (1/1) ... [2024-10-13 16:57:15,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:15,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:15,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:15,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-13 16:57:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 16:57:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 16:57:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 16:57:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 16:57:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 16:57:15,262 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 16:57:15,265 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 16:57:15,381 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-10-13 16:57:15,381 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 16:57:15,392 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 16:57:15,392 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 16:57:15,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:57:15 BoogieIcfgContainer [2024-10-13 16:57:15,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 16:57:15,394 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 16:57:15,394 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 16:57:15,397 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 16:57:15,398 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 16:57:15,398 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 04:57:14" (1/3) ... [2024-10-13 16:57:15,399 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4526bee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 04:57:15, skipping insertion in model container [2024-10-13 16:57:15,399 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 16:57:15,399 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:57:15" (2/3) ... [2024-10-13 16:57:15,400 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4526bee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 04:57:15, skipping insertion in model container [2024-10-13 16:57:15,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 16:57:15,400 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:57:15" (3/3) ... [2024-10-13 16:57:15,401 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrlen.c [2024-10-13 16:57:15,452 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 16:57:15,452 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 16:57:15,452 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 16:57:15,453 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 16:57:15,453 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 16:57:15,453 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 16:57:15,453 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 16:57:15,453 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 16:57:15,456 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 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) [2024-10-13 16:57:15,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 16:57:15,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 16:57:15,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 16:57:15,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 16:57:15,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 16:57:15,472 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 16:57:15,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 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) [2024-10-13 16:57:15,473 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 16:57:15,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 16:57:15,473 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 16:57:15,474 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 16:57:15,474 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 16:57:15,480 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1.base, main_#t~ret4#1.offset, main_#t~ret5#1;assume { :begin_inline_build_nondet_String } true;havoc build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset;havoc build_nondet_String_#t~nondet0#1, build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset, build_nondet_String_~length~0#1, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset;havoc build_nondet_String_#t~nondet0#1;build_nondet_String_~length~0#1 := build_nondet_String_#t~nondet0#1;havoc build_nondet_String_#t~nondet0#1; 9#L14true assume !(build_nondet_String_~length~0#1 < 1); 10#L14-2true call build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length~0#1 % 18446744073709551616);build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset := build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset;havoc build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset;call write~int#0(0, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset + (build_nondet_String_~length~0#1 - 1), 1);build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset := build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset; 2#build_nondet_String_returnLabel#1true main_#t~ret4#1.base, main_#t~ret4#1.offset := build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset;havoc build_nondet_String_#t~nondet0#1, build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset, build_nondet_String_~length~0#1, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset;assume { :end_inline_build_nondet_String } true;assume { :begin_inline_cstrlen } true;cstrlen_#in~s#1.base, cstrlen_#in~s#1.offset := main_#t~ret4#1.base, main_#t~ret4#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~post3#1.base, cstrlen_#t~post3#1.offset, cstrlen_~s#1.base, cstrlen_~s#1.offset, cstrlen_~p~0#1.base, cstrlen_~p~0#1.offset;cstrlen_~s#1.base, cstrlen_~s#1.offset := cstrlen_#in~s#1.base, cstrlen_#in~s#1.offset;cstrlen_~p~0#1.base, cstrlen_~p~0#1.offset := cstrlen_~s#1.base, cstrlen_~s#1.offset; 11#L30-3true [2024-10-13 16:57:15,480 INFO L747 eck$LassoCheckResult]: Loop: 11#L30-3true call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~p~0#1.base, cstrlen_~p~0#1.offset, 1); 3#L30-1true assume !!(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;cstrlen_#t~post3#1.base, cstrlen_#t~post3#1.offset := cstrlen_~p~0#1.base, cstrlen_~p~0#1.offset;cstrlen_~p~0#1.base, cstrlen_~p~0#1.offset := cstrlen_#t~post3#1.base, 1 + cstrlen_#t~post3#1.offset; 11#L30-3true [2024-10-13 16:57:15,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:57:15,486 INFO L85 PathProgramCache]: Analyzing trace with hash 28695750, now seen corresponding path program 1 times [2024-10-13 16:57:15,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:57:15,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275242531] [2024-10-13 16:57:15,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:57:15,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:57:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 16:57:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 16:57:15,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:57:15,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 1 times [2024-10-13 16:57:15,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:57:15,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589471255] [2024-10-13 16:57:15,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:57:15,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:57:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 16:57:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 16:57:15,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:57:15,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1806812491, now seen corresponding path program 1 times [2024-10-13 16:57:15,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:57:15,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005908720] [2024-10-13 16:57:15,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:57:15,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:57:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 16:57:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 16:57:15,753 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 16:57:16,279 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 16:57:16,280 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 16:57:16,280 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 16:57:16,281 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 16:57:16,281 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 16:57:16,281 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,281 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 16:57:16,281 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 16:57:16,282 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrlen.c_Iteration1_Lasso [2024-10-13 16:57:16,282 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 16:57:16,282 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 16:57:16,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 16:57:16,825 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 16:57:16,830 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 16:57:16,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:16,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:16,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-13 16:57:16,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:16,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:16,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 16:57:16,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:16,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:16,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:16,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 16:57:16,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 16:57:16,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:16,868 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-13 16:57:16,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:16,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:16,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-13 16:57:16,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:16,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:16,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 16:57:16,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:16,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:16,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:16,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 16:57:16,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 16:57:16,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:16,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-13 16:57:16,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:16,907 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:16,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-13 16:57:16,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:16,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:16,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 16:57:16,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:16,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:16,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:16,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 16:57:16,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 16:57:16,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:16,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-13 16:57:16,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:16,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:16,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-13 16:57:16,939 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 [2024-10-13 16:57:16,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:16,951 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-13 16:57:16,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:16,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:16,961 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-13 16:57:16,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 16:57:16,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:16,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-13 16:57:16,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:16,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:16,993 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:16,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-13 16:57:16,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:17,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:17,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:17,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:17,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:17,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 16:57:17,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 16:57:17,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:17,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-13 16:57:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:17,034 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:17,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-13 16:57:17,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:17,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:17,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:17,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:17,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:17,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 16:57:17,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 16:57:17,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:17,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-13 16:57:17,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:17,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:17,076 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:17,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-13 16:57:17,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:17,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:17,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 16:57:17,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:17,092 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-13 16:57:17,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:17,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-13 16:57:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 16:57:17,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 16:57:17,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-13 16:57:17,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:17,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:17,117 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:17,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-13 16:57:17,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 16:57:17,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 16:57:17,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 16:57:17,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 16:57:17,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 16:57:17,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 16:57:17,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 16:57:17,147 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 16:57:17,172 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-13 16:57:17,173 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-13 16:57:17,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 16:57:17,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:57:17,177 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 16:57:17,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-13 16:57:17,181 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 16:57:17,199 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 16:57:17,199 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 16:57:17,200 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrlen_~p~0#1.base)_1, ULTIMATE.start_cstrlen_~p~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrlen_~p~0#1.base)_1 - 1*ULTIMATE.start_cstrlen_~p~0#1.offset Supporting invariants [] [2024-10-13 16:57:17,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-13 16:57:17,223 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-10-13 16:57:17,229 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 16:57:17,232 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-13 16:57:17,233 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-10-13 16:57:17,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:57:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:57:17,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 16:57:17,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 16:57:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:57:17,300 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 16:57:17,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 16:57:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:57:17,346 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-13 16:57:17,348 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 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) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 16:57:17,388 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 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). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 23 transitions. Complement of second has 6 states. [2024-10-13 16:57:17,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-13 16:57:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 16:57:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-10-13 16:57:17,397 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-13 16:57:17,397 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 16:57:17,397 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-13 16:57:17,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 16:57:17,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-13 16:57:17,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 16:57:17,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2024-10-13 16:57:17,400 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 16:57:17,402 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2024-10-13 16:57:17,403 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 16:57:17,403 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 16:57:17,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 16:57:17,403 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 16:57:17,404 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 16:57:17,404 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 16:57:17,404 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 16:57:17,404 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 16:57:17,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 16:57:17,404 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 16:57:17,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 16:57:17,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 04:57:17 BoogieIcfgContainer [2024-10-13 16:57:17,411 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 16:57:17,411 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 16:57:17,412 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 16:57:17,412 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 16:57:17,412 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:57:15" (3/4) ... [2024-10-13 16:57:17,414 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 16:57:17,415 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 16:57:17,416 INFO L158 Benchmark]: Toolchain (without parser) took 2637.91ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 102.9MB in the beginning and 107.4MB in the end (delta: -4.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-10-13 16:57:17,416 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:57:17,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.55ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 90.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-13 16:57:17,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.44ms. Allocated memory is still 159.4MB. Free memory was 90.8MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 16:57:17,418 INFO L158 Benchmark]: Boogie Preprocessor took 37.28ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 87.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:57:17,418 INFO L158 Benchmark]: RCFGBuilder took 303.95ms. Allocated memory is still 159.4MB. Free memory was 87.6MB in the beginning and 119.6MB in the end (delta: -32.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-13 16:57:17,419 INFO L158 Benchmark]: BuchiAutomizer took 2017.33ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 119.6MB in the beginning and 107.4MB in the end (delta: 12.1MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-10-13 16:57:17,419 INFO L158 Benchmark]: Witness Printer took 3.59ms. Allocated memory is still 192.9MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:57:17,421 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 96.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.55ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 90.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.44ms. Allocated memory is still 159.4MB. Free memory was 90.8MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.28ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 87.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 303.95ms. Allocated memory is still 159.4MB. Free memory was 87.6MB in the beginning and 119.6MB in the end (delta: -32.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 2017.33ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 119.6MB in the beginning and 107.4MB in the end (delta: 12.1MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Witness Printer took 3.59ms. Allocated memory is still 192.9MB. Free memory is still 107.4MB. 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: ~p~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital113 mio100 ax100 hnf100 lsp97 ukn78 mio100 lsp46 div100 bol100 ite100 ukn100 eq154 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-13 16:57:17,452 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-13 16:57:17,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/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