./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.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 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:13:35,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:13:35,509 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:13:35,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:13:35,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:13:35,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:13:35,538 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:13:35,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:13:35,538 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:13:35,539 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:13:35,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:13:35,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:13:35,539 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:13:35,540 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:13:35,540 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:13:35,540 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:13:35,541 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:13:35,541 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:13:35,541 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:13:35,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:13:35,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:13:35,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:13:35,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:13:35,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:13:35,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:13:35,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:13:35,543 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:13:35,543 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:13:35,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:13:35,544 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:13:35,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:13:35,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:13:35,545 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:13:35,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:13:35,545 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:13:35,545 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:13:35,546 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 [2024-11-19 14:13:35,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:13:35,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:13:35,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:13:35,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:13:35,751 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:13:35,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2024-11-19 14:13:37,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:13:37,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:13:37,452 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2024-11-19 14:13:37,458 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ff97a0f/51cf49030ba74e53822b2a19b784a9b2/FLAG12bd9a2f5 [2024-11-19 14:13:37,856 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ff97a0f/51cf49030ba74e53822b2a19b784a9b2 [2024-11-19 14:13:37,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:13:37,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:13:37,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:13:37,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:13:37,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:13:37,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:13:37" (1/1) ... [2024-11-19 14:13:37,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb23ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:37, skipping insertion in model container [2024-11-19 14:13:37,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:13:37" (1/1) ... [2024-11-19 14:13:37,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:13:38,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:13:38,024 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:13:38,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:13:38,067 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:13:38,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38 WrapperNode [2024-11-19 14:13:38,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:13:38,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:13:38,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:13:38,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:13:38,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,103 INFO L138 Inliner]: procedures = 9, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2024-11-19 14:13:38,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:13:38,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:13:38,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:13:38,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:13:38,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,114 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,122 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-19 14:13:38,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,131 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:13:38,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:13:38,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:13:38,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:13:38,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (1/1) ... [2024-11-19 14:13:38,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:38,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:38,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:38,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-19 14:13:38,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:13:38,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 14:13:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:13:38,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:13:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 14:13:38,265 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:13:38,267 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:13:38,349 INFO L? ?]: Removed 2 outVars from TransFormulas that were not future-live. [2024-11-19 14:13:38,350 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:13:38,363 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:13:38,363 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:13:38,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:13:38 BoogieIcfgContainer [2024-11-19 14:13:38,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:13:38,365 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:13:38,365 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:13:38,368 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:13:38,369 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:13:38,369 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:13:37" (1/3) ... [2024-11-19 14:13:38,371 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@556b2877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:13:38, skipping insertion in model container [2024-11-19 14:13:38,371 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:13:38,372 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:13:38" (2/3) ... [2024-11-19 14:13:38,372 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@556b2877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:13:38, skipping insertion in model container [2024-11-19 14:13:38,372 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:13:38,373 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:13:38" (3/3) ... [2024-11-19 14:13:38,375 INFO L332 chiAutomizerObserver]: Analyzing ICFG SyntaxSupportPointer01-2.c [2024-11-19 14:13:38,442 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:13:38,442 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:13:38,442 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:13:38,442 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:13:38,442 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:13:38,442 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:13:38,442 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:13:38,443 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:13:38,446 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:13:38,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:13:38,465 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:13:38,465 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:13:38,474 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:13:38,478 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:13:38,478 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:13:38,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:13:38,479 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:13:38,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:13:38,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:13:38,479 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:13:38,479 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:13:38,485 INFO L745 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset, main_#t~nondet1#1, main_#t~mem2#1, main_#t~mem3#1, main_#t~post4#1, main_~p~0#1.base, main_~p~0#1.offset;call main_#t~malloc0#1.base, main_#t~malloc0#1.offset := #Ultimate.allocOnHeap(4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~nondet1#1;call write~int#0(main_#t~nondet1#1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~nondet1#1; 5#L15-3true [2024-11-19 14:13:38,485 INFO L747 eck$LassoCheckResult]: Loop: 5#L15-3true call main_#t~mem2#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4); 7#L15-1true assume !!(main_#t~mem2#1 >= 0);havoc main_#t~mem2#1;call main_#t~mem3#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#0(main_#t~post4#1 - 1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 5#L15-3true [2024-11-19 14:13:38,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:13:38,491 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-19 14:13:38,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:13:38,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411357380] [2024-11-19 14:13:38,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:13:38,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:13:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:13:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:13:38,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:13:38,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2024-11-19 14:13:38,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:13:38,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698941289] [2024-11-19 14:13:38,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:13:38,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:13:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:13:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:13:38,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:13:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2024-11-19 14:13:38,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:13:38,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722664269] [2024-11-19 14:13:38,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:13:38,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:13:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:13:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:13:38,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:13:38,925 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:13:38,926 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:13:38,926 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:13:38,926 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:13:38,926 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:13:38,926 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:38,926 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:13:38,926 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:13:38,927 INFO L132 ssoRankerPreferences]: Filename of dumped script: SyntaxSupportPointer01-2.c_Iteration1_Lasso [2024-11-19 14:13:38,927 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:13:38,927 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:13:38,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:38,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:38,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:38,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:38,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:39,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:39,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:39,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:39,218 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:13:39,221 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:13:39,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-19 14:13:39,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:39,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:39,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:39,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:13:39,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,259 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-19 14:13:39,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:39,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:39,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:39,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-19 14:13:39,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-19 14:13:39,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:39,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:39,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:39,307 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-19 14:13:39,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,320 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-19 14:13:39,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:39,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:39,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:39,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:39,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-19 14:13:39,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:39,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:13:39,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:39,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,394 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:13:39,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,406 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-19 14:13:39,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,410 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-19 14:13:39,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:13:39,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:13:39,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,434 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-19 14:13:39,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:39,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:13:39,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:39,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:39,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,464 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-19 14:13:39,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:39,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:39,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:39,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:39,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:39,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:39,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:13:39,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:13:39,566 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-19 14:13:39,567 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-19 14:13:39,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:39,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:39,570 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:13:39,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-19 14:13:39,572 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:13:39,584 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:13:39,585 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:13:39,585 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1) = 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1 + 1 Supporting invariants [] [2024-11-19 14:13:39,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:13:39,603 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-19 14:13:39,618 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-19 14:13:39,618 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-19 14:13:39,619 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~p~0!base,]]] [2024-11-19 14:13:39,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:13:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:13:39,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:13:39,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:13:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:13:39,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:13:39,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:13:39,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:13:39,759 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:13:39,760 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:13:39,809 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 18 transitions. Complement of second has 8 states. [2024-11-19 14:13:39,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:13:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:13:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2024-11-19 14:13:39,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-19 14:13:39,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:13:39,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-19 14:13:39,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:13:39,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-19 14:13:39,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:13:39,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 18 transitions. [2024-11-19 14:13:39,819 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:13:39,820 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2024-11-19 14:13:39,821 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:13:39,821 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:13:39,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:13:39,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:13:39,822 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:13:39,822 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:13:39,822 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:13:39,822 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:13:39,822 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:13:39,822 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:13:39,822 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:13:39,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:13:39 BoogieIcfgContainer [2024-11-19 14:13:39,827 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:13:39,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:13:39,828 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:13:39,828 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:13:39,829 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:13:38" (3/4) ... [2024-11-19 14:13:39,830 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:13:39,831 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:13:39,832 INFO L158 Benchmark]: Toolchain (without parser) took 1971.86ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 62.4MB in the beginning and 140.4MB in the end (delta: -77.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:39,832 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 97.3MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:39,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.28ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 62.3MB in the beginning and 163.2MB in the end (delta: -100.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-19 14:13:39,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.08ms. Allocated memory is still 192.9MB. Free memory was 163.1MB in the beginning and 163.2MB in the end (delta: -76.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 14:13:39,833 INFO L158 Benchmark]: Boogie Preprocessor took 26.36ms. Allocated memory is still 192.9MB. Free memory was 163.2MB in the beginning and 162.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:39,834 INFO L158 Benchmark]: RCFGBuilder took 232.47ms. Allocated memory is still 192.9MB. Free memory was 162.0MB in the beginning and 151.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-19 14:13:39,834 INFO L158 Benchmark]: BuchiAutomizer took 1462.78ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 141.4MB in the end (delta: 10.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-19 14:13:39,835 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 192.9MB. Free memory was 141.4MB in the beginning and 140.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:39,837 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 97.3MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.28ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 62.3MB in the beginning and 163.2MB in the end (delta: -100.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.08ms. Allocated memory is still 192.9MB. Free memory was 163.1MB in the beginning and 163.2MB in the end (delta: -76.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.36ms. Allocated memory is still 192.9MB. Free memory was 163.2MB in the beginning and 162.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 232.47ms. Allocated memory is still 192.9MB. Free memory was 162.0MB in the beginning and 151.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1462.78ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 141.4MB in the end (delta: 10.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 192.9MB. Free memory was 141.4MB in the beginning and 140.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~p~0!base,]]] * 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 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. 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, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 4 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp100 ukn61 mio100 lsp31 div100 bol100 ite100 ukn100 eq200 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-19 14:13:39,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:40,061 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