./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f 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-15/cstrcpy_mixed_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 042bf93dbb8c5bbe3967b75ad3452e25eaf29960f1f46ba7421ec842aefc346e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 22:41:07,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 22:41:07,813 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-10 22:41:07,818 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 22:41:07,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 22:41:07,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 22:41:07,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 22:41:07,839 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 22:41:07,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 22:41:07,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 22:41:07,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 22:41:07,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 22:41:07,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 22:41:07,843 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 22:41:07,843 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 22:41:07,844 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 22:41:07,844 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 22:41:07,844 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 22:41:07,844 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 22:41:07,844 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 22:41:07,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 22:41:07,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 22:41:07,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 22:41:07,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 22:41:07,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 22:41:07,848 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 22:41:07,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 22:41:07,848 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 22:41:07,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 22:41:07,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 22:41:07,849 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 22:41:07,849 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 22:41:07,850 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 042bf93dbb8c5bbe3967b75ad3452e25eaf29960f1f46ba7421ec842aefc346e [2024-11-10 22:41:08,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 22:41:08,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 22:41:08,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 22:41:08,088 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 22:41:08,089 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 22:41:08,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca.i [2024-11-10 22:41:09,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 22:41:09,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 22:41:09,451 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca.i [2024-11-10 22:41:09,458 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66a48bf7/2696b04d17cf4a2d9f440be82e1870da/FLAG1d7d1caa7 [2024-11-10 22:41:09,833 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66a48bf7/2696b04d17cf4a2d9f440be82e1870da [2024-11-10 22:41:09,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 22:41:09,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 22:41:09,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 22:41:09,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 22:41:09,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 22:41:09,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:41:09" (1/1) ... [2024-11-10 22:41:09,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c19ac8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:09, skipping insertion in model container [2024-11-10 22:41:09,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:41:09" (1/1) ... [2024-11-10 22:41:09,874 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 22:41:10,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 22:41:10,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 22:41:10,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 22:41:10,178 INFO L204 MainTranslator]: Completed translation [2024-11-10 22:41:10,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10 WrapperNode [2024-11-10 22:41:10,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 22:41:10,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 22:41:10,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 22:41:10,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 22:41:10,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,207 INFO L138 Inliner]: procedures = 152, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2024-11-10 22:41:10,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 22:41:10,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 22:41:10,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 22:41:10,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 22:41:10,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,218 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,227 INFO L175 MemorySlicer]: Split 3 memory accesses to 2 slices as follows [2, 1]. 67 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2024-11-10 22:41:10,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,231 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 22:41:10,235 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 22:41:10,235 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 22:41:10,236 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 22:41:10,236 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (1/1) ... [2024-11-10 22:41:10,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:10,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:10,263 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) [2024-11-10 22:41:10,265 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 [2024-11-10 22:41:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 22:41:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 22:41:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 22:41:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 22:41:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 22:41:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 22:41:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 22:41:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 22:41:10,383 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 22:41:10,385 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 22:41:10,501 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L382: call ULTIMATE.dealloc(main_#t~malloc210#1.base, main_#t~malloc210#1.offset);havoc main_#t~malloc210#1.base, main_#t~malloc210#1.offset;call ULTIMATE.dealloc(main_#t~malloc211#1.base, main_#t~malloc211#1.offset);havoc main_#t~malloc211#1.base, main_#t~malloc211#1.offset; [2024-11-10 22:41:10,521 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-10 22:41:10,521 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 22:41:10,532 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 22:41:10,533 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 22:41:10,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:41:10 BoogieIcfgContainer [2024-11-10 22:41:10,534 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 22:41:10,535 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 22:41:10,535 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 22:41:10,539 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 22:41:10,539 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:41:10,539 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 10:41:09" (1/3) ... [2024-11-10 22:41:10,540 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a8f9373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:41:10, skipping insertion in model container [2024-11-10 22:41:10,540 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:41:10,540 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:41:10" (2/3) ... [2024-11-10 22:41:10,541 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a8f9373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:41:10, skipping insertion in model container [2024-11-10 22:41:10,541 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:41:10,541 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:41:10" (3/3) ... [2024-11-10 22:41:10,542 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrcpy_mixed_alloca.i [2024-11-10 22:41:10,583 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 22:41:10,583 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 22:41:10,583 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 22:41:10,583 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 22:41:10,583 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 22:41:10,583 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 22:41:10,583 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 22:41:10,583 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 22:41:10,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2024-11-10 22:41:10,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-10 22:41:10,597 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:41:10,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:41:10,600 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-10 22:41:10,600 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-10 22:41:10,600 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 22:41:10,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2024-11-10 22:41:10,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-10 22:41:10,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:41:10,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:41:10,602 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-10 22:41:10,602 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-10 22:41:10,605 INFO L745 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet208#1, main_#t~nondet209#1, main_#t~malloc210#1.base, main_#t~malloc210#1.offset, main_#t~malloc211#1.base, main_#t~malloc211#1.offset, main_#t~ret212#1.base, main_#t~ret212#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet208#1;main_~length1~0#1 := main_#t~nondet208#1;havoc main_#t~nondet208#1;havoc main_#t~nondet209#1;main_~length2~0#1 := main_#t~nondet209#1;havoc main_#t~nondet209#1; 6#L375true assume !(main_~length1~0#1 < 1); 5#L378true assume main_~length2~0#1 < 1;main_~length2~0#1 := 1; 8#L381-1true assume !(main_~length1~0#1 < main_~length2~0#1);call main_#t~malloc210#1.base, main_#t~malloc210#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc210#1.base, main_#t~malloc210#1.offset;call main_#t~malloc211#1.base, main_#t~malloc211#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc211#1.base, main_#t~malloc211#1.offset;call write~int#0(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length2~0#1 - 1), 1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset + (main_~length1~0#1 - 1);assume { :begin_inline_cstrcpy } true;cstrcpy_#in~s1#1.base, cstrcpy_#in~s1#1.offset, cstrcpy_#in~s2#1.base, cstrcpy_#in~s2#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc cstrcpy_#res#1.base, cstrcpy_#res#1.offset;havoc cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset, cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset, cstrcpy_#t~mem207#1, cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset, cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset, cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset, cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset;cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset := cstrcpy_#in~s1#1.base, cstrcpy_#in~s1#1.offset;cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset := cstrcpy_#in~s2#1.base, cstrcpy_#in~s2#1.offset;cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset := cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset;cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset := cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset; 10#L368true [2024-11-10 22:41:10,605 INFO L747 eck$LassoCheckResult]: Loop: 10#L368true assume true;cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset := cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset;cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset := cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset - 1;cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset := cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset;cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset := cstrcpy_#t~post206#1.base, 1 + cstrcpy_#t~post206#1.offset;call cstrcpy_#t~mem207#1 := read~int#0(cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset, 1);call write~int#1(cstrcpy_#t~mem207#1, cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset, 1); 7#L368-1true assume !!(0 != cstrcpy_#t~mem207#1);havoc cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset;havoc cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset;havoc cstrcpy_#t~mem207#1; 10#L368true [2024-11-10 22:41:10,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:10,609 INFO L85 PathProgramCache]: Analyzing trace with hash 47683377, now seen corresponding path program 1 times [2024-11-10 22:41:10,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:10,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36969239] [2024-11-10 22:41:10,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:10,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:10,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:41:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:10,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:41:10,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:10,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1216, now seen corresponding path program 1 times [2024-11-10 22:41:10,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:10,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124198124] [2024-11-10 22:41:10,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:10,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:10,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:41:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:10,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:41:10,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:10,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1420914704, now seen corresponding path program 1 times [2024-11-10 22:41:10,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:10,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5039458] [2024-11-10 22:41:10,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:10,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:41:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:41:11,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 22:41:11,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5039458] [2024-11-10 22:41:11,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5039458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 22:41:11,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 22:41:11,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 22:41:11,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386323327] [2024-11-10 22:41:11,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 22:41:11,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 22:41:11,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 22:41:11,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 22:41:11,291 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:41:11,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 22:41:11,324 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2024-11-10 22:41:11,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2024-11-10 22:41:11,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-10 22:41:11,330 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 7 states and 8 transitions. [2024-11-10 22:41:11,330 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-10 22:41:11,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-10 22:41:11,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2024-11-10 22:41:11,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 22:41:11,332 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-10 22:41:11,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2024-11-10 22:41:11,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-10 22:41:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:41:11,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-11-10 22:41:11,349 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-10 22:41:11,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 22:41:11,355 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-10 22:41:11,355 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 22:41:11,355 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-11-10 22:41:11,356 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-10 22:41:11,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:41:11,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:41:11,357 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-10 22:41:11,357 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-10 22:41:11,357 INFO L745 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet208#1, main_#t~nondet209#1, main_#t~malloc210#1.base, main_#t~malloc210#1.offset, main_#t~malloc211#1.base, main_#t~malloc211#1.offset, main_#t~ret212#1.base, main_#t~ret212#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet208#1;main_~length1~0#1 := main_#t~nondet208#1;havoc main_#t~nondet208#1;havoc main_#t~nondet209#1;main_~length2~0#1 := main_#t~nondet209#1;havoc main_#t~nondet209#1; 42#L375 assume !(main_~length1~0#1 < 1); 43#L378 assume !(main_~length2~0#1 < 1); 44#L381-1 assume !(main_~length1~0#1 < main_~length2~0#1);call main_#t~malloc210#1.base, main_#t~malloc210#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc210#1.base, main_#t~malloc210#1.offset;call main_#t~malloc211#1.base, main_#t~malloc211#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc211#1.base, main_#t~malloc211#1.offset;call write~int#0(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length2~0#1 - 1), 1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset + (main_~length1~0#1 - 1);assume { :begin_inline_cstrcpy } true;cstrcpy_#in~s1#1.base, cstrcpy_#in~s1#1.offset, cstrcpy_#in~s2#1.base, cstrcpy_#in~s2#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc cstrcpy_#res#1.base, cstrcpy_#res#1.offset;havoc cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset, cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset, cstrcpy_#t~mem207#1, cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset, cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset, cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset, cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset;cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset := cstrcpy_#in~s1#1.base, cstrcpy_#in~s1#1.offset;cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset := cstrcpy_#in~s2#1.base, cstrcpy_#in~s2#1.offset;cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset := cstrcpy_~s1#1.base, cstrcpy_~s1#1.offset;cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset := cstrcpy_~s2#1.base, cstrcpy_~s2#1.offset; 46#L368 [2024-11-10 22:41:11,357 INFO L747 eck$LassoCheckResult]: Loop: 46#L368 assume true;cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset := cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset;cstrcpy_~dst~0#1.base, cstrcpy_~dst~0#1.offset := cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset - 1;cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset := cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset;cstrcpy_~src~0#1.base, cstrcpy_~src~0#1.offset := cstrcpy_#t~post206#1.base, 1 + cstrcpy_#t~post206#1.offset;call cstrcpy_#t~mem207#1 := read~int#0(cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset, 1);call write~int#1(cstrcpy_#t~mem207#1, cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset, 1); 45#L368-1 assume !!(0 != cstrcpy_#t~mem207#1);havoc cstrcpy_#t~post205#1.base, cstrcpy_#t~post205#1.offset;havoc cstrcpy_#t~post206#1.base, cstrcpy_#t~post206#1.offset;havoc cstrcpy_#t~mem207#1; 46#L368 [2024-11-10 22:41:11,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:11,358 INFO L85 PathProgramCache]: Analyzing trace with hash 47683408, now seen corresponding path program 1 times [2024-11-10 22:41:11,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:11,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239496955] [2024-11-10 22:41:11,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:11,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:41:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:41:11,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:11,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1216, now seen corresponding path program 2 times [2024-11-10 22:41:11,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:11,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144745846] [2024-11-10 22:41:11,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:11,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:41:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,401 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:41:11,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:11,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1420884913, now seen corresponding path program 1 times [2024-11-10 22:41:11,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:41:11,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509371968] [2024-11-10 22:41:11,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:41:11,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:41:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:41:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:41:11,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:41:11,970 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:41:11,971 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:41:11,971 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:41:11,971 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:41:11,971 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 22:41:11,972 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:11,972 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:41:11,972 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:41:11,972 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcpy_mixed_alloca.i_Iteration2_Lasso [2024-11-10 22:41:11,972 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:41:11,973 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:41:11,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:11,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:11,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:11,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:11,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:11,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:41:12,609 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:41:12,613 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 22:41:12,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,616 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) [2024-11-10 22:41:12,618 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 [2024-11-10 22:41:12,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:41:12,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,647 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 [2024-11-10 22:41:12,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,648 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) [2024-11-10 22:41:12,650 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 [2024-11-10 22:41:12,652 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 [2024-11-10 22:41:12,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,678 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 [2024-11-10 22:41:12,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,680 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) [2024-11-10 22:41:12,681 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 [2024-11-10 22:41:12,682 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 [2024-11-10 22:41:12,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,705 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 [2024-11-10 22:41:12,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,707 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) [2024-11-10 22:41:12,708 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 [2024-11-10 22:41:12,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:41:12,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,722 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-10 22:41:12,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,734 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) [2024-11-10 22:41:12,735 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 [2024-11-10 22:41:12,737 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 [2024-11-10 22:41:12,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,760 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 [2024-11-10 22:41:12,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,762 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) [2024-11-10 22:41:12,763 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 [2024-11-10 22:41:12,764 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 [2024-11-10 22:41:12,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,787 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 [2024-11-10 22:41:12,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,789 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) [2024-11-10 22:41:12,790 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 [2024-11-10 22:41:12,791 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 [2024-11-10 22:41:12,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,813 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 [2024-11-10 22:41:12,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,815 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) [2024-11-10 22:41:12,816 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 [2024-11-10 22:41:12,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:41:12,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:41:12,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:41:12,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:41:12,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,839 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 [2024-11-10 22:41:12,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,841 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) [2024-11-10 22:41:12,842 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 [2024-11-10 22:41:12,843 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 [2024-11-10 22:41:12,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:41:12,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:41:12,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,870 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 [2024-11-10 22:41:12,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,872 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 22:41:12,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-10 22:41:12,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:41:12,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:41:12,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:41:12,896 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:41:12,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-10 22:41:12,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,909 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 22:41:12,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-10 22:41:12,911 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 [2024-11-10 22:41:12,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:41:12,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:41:12,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:41:12,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:41:12,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:41:12,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:41:12,940 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-10 22:41:12,958 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-11-10 22:41:12,959 INFO L444 ModelExtractionUtils]: 5 out of 25 variables were initially zero. Simplification set additionally 17 variables to zero. [2024-11-10 22:41:12,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:41:12,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:41:12,962 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 22:41:12,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-10 22:41:12,965 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-10 22:41:12,977 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-10 22:41:12,977 INFO L474 LassoAnalysis]: Proved termination. [2024-11-10 22:41:12,978 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc211#1.base)_1, ULTIMATE.start_cstrcpy_~dst~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc211#1.base)_1 + 2*ULTIMATE.start_cstrcpy_~dst~0#1.offset Supporting invariants [] [2024-11-10 22:41:12,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-10 22:41:13,016 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2024-11-10 22:41:13,021 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-10 22:41:13,021 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-10 22:41:13,023 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dst~0!offset [2024-11-10 22:41:13,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:41:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:41:13,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-10 22:41:13,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:41:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:41:13,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-10 22:41:13,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:41:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:41:13,103 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 [2024-11-10 22:41:13,104 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:41:13,138 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. 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 9 states and 10 transitions. Complement of second has 4 states. [2024-11-10 22:41:13,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:41:13,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:41:13,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2024-11-10 22:41:13,141 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-10 22:41:13,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:41:13,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-10 22:41:13,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:41:13,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-10 22:41:13,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:41:13,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2024-11-10 22:41:13,143 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-10 22:41:13,143 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2024-11-10 22:41:13,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-10 22:41:13,143 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-10 22:41:13,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-10 22:41:13,143 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 22:41:13,143 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-10 22:41:13,143 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-10 22:41:13,144 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-10 22:41:13,144 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-10 22:41:13,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-10 22:41:13,144 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-10 22:41:13,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-10 22:41:13,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 10:41:13 BoogieIcfgContainer [2024-11-10 22:41:13,169 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 22:41:13,169 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 22:41:13,169 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 22:41:13,169 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 22:41:13,170 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:41:10" (3/4) ... [2024-11-10 22:41:13,172 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 22:41:13,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 22:41:13,173 INFO L158 Benchmark]: Toolchain (without parser) took 3336.47ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 130.3MB in the beginning and 165.9MB in the end (delta: -35.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:41:13,173 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:41:13,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.97ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 109.5MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 22:41:13,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.95ms. Allocated memory is still 165.7MB. Free memory was 109.5MB in the beginning and 107.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 22:41:13,176 INFO L158 Benchmark]: Boogie Preprocessor took 26.72ms. Allocated memory is still 165.7MB. Free memory was 107.5MB in the beginning and 105.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 22:41:13,178 INFO L158 Benchmark]: IcfgBuilder took 298.73ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 130.5MB in the end (delta: -25.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 22:41:13,178 INFO L158 Benchmark]: BuchiAutomizer took 2634.20ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 130.5MB in the beginning and 165.9MB in the end (delta: -35.4MB). Peak memory consumption was 90.7MB. Max. memory is 16.1GB. [2024-11-10 22:41:13,178 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 199.2MB. Free memory is still 165.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:41:13,179 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.97ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 109.5MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.95ms. Allocated memory is still 165.7MB. Free memory was 109.5MB in the beginning and 107.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.72ms. Allocated memory is still 165.7MB. Free memory was 107.5MB in the beginning and 105.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 298.73ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 130.5MB in the end (delta: -25.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2634.20ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 130.5MB in the beginning and 165.9MB in the end (delta: -35.4MB). Peak memory consumption was 90.7MB. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 199.2MB. Free memory is still 165.9MB. 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: ~dst~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 22 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital191 mio100 ax100 hnf100 lsp100 ukn83 mio100 lsp51 div146 bol100 ite100 ukn100 eq155 hnf93 smp79 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-10 22:41:13,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-10 22:41:13,205 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