./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/atoi.i --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-dietlibc/atoi.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 1255925dee057d326b7c0f37f3559424c7c269b2700f988720a0a296e5085160 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:17:47,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:17:47,087 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:17:47,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:17:47,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:17:47,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:17:47,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:17:47,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:17:47,107 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:17:47,107 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:17:47,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:17:47,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:17:47,108 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:17:47,108 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:17:47,108 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:17:47,109 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:17:47,109 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:17:47,109 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:17:47,110 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:17:47,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:17:47,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:17:47,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:17:47,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:17:47,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:17:47,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:17:47,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:17:47,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:17:47,116 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:17:47,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:17:47,116 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:17:47,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:17:47,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:17:47,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:17:47,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:17:47,117 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:17:47,118 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:17:47,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1255925dee057d326b7c0f37f3559424c7c269b2700f988720a0a296e5085160 [2024-11-19 14:17:47,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:17:47,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:17:47,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:17:47,317 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:17:47,318 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:17:47,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/atoi.i [2024-11-19 14:17:48,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:17:49,137 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:17:49,137 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoi.i [2024-11-19 14:17:49,146 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a02bac2/93d7d0d61ed1410f969964aa67f5edbf/FLAGd1fbca6ee [2024-11-19 14:17:49,166 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a02bac2/93d7d0d61ed1410f969964aa67f5edbf [2024-11-19 14:17:49,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:17:49,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:17:49,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:17:49,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:17:49,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:17:49,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d94fca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49, skipping insertion in model container [2024-11-19 14:17:49,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:17:49,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:17:49,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:17:49,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:17:49,518 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:17:49,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49 WrapperNode [2024-11-19 14:17:49,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:17:49,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:17:49,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:17:49,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:17:49,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,556 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-11-19 14:17:49,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:17:49,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:17:49,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:17:49,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:17:49,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,569 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,583 INFO L175 MemorySlicer]: Split 7 memory accesses to 1 slices as follows [7]. 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 14:17:49,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:17:49,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:17:49,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:17:49,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:17:49,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (1/1) ... [2024-11-19 14:17:49,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:49,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:49,625 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 14:17:49,631 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 14:17:49,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 14:17:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:17:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:17:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:17:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:17:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:17:49,738 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:17:49,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:17:49,899 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-19 14:17:49,899 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:17:49,908 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:17:49,909 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-19 14:17:49,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:17:49 BoogieIcfgContainer [2024-11-19 14:17:49,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:17:49,910 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:17:49,910 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:17:49,913 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:17:49,914 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:17:49,914 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:17:49" (1/3) ... [2024-11-19 14:17:49,914 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@610d626d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:17:49, skipping insertion in model container [2024-11-19 14:17:49,915 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:17:49,915 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:49" (2/3) ... [2024-11-19 14:17:49,915 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@610d626d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:17:49, skipping insertion in model container [2024-11-19 14:17:49,915 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:17:49,915 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:17:49" (3/3) ... [2024-11-19 14:17:49,916 INFO L332 chiAutomizerObserver]: Analyzing ICFG atoi.i [2024-11-19 14:17:49,954 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:17:49,955 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:17:49,955 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:17:49,955 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:17:49,955 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:17:49,955 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:17:49,955 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:17:49,955 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:17:49,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:17:49,971 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-11-19 14:17:49,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:17:49,972 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:17:49,975 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:17:49,975 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:17:49,976 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:17:49,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:17:49,977 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-11-19 14:17:49,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:17:49,977 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:17:49,977 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:17:49,978 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:17:49,983 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 20#L522true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 17#L524-3true [2024-11-19 14:17:49,983 INFO L747 eck$LassoCheckResult]: Loop: 17#L524-3true assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 21#L524-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 17#L524-3true [2024-11-19 14:17:49,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:49,987 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-19 14:17:49,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:49,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228309767] [2024-11-19 14:17:49,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:49,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:50,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:50,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2024-11-19 14:17:50,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:50,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317306252] [2024-11-19 14:17:50,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:50,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:50,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:50,125 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2024-11-19 14:17:50,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:50,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743151855] [2024-11-19 14:17:50,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:50,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:50,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:50,419 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:17:50,419 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:17:50,419 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:17:50,420 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:17:50,420 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:17:50,420 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:50,420 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:17:50,420 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:17:50,420 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoi.i_Iteration1_Lasso [2024-11-19 14:17:50,420 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:17:50,420 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:17:50,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:50,818 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:17:50,821 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:17:50,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:50,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:50,824 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 14:17:50,829 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 14:17:50,830 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 14:17:50,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:50,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:50,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:50,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:50,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:50,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:50,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:50,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:50,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:50,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:50,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:50,859 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 14:17:50,861 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 14:17:50,862 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 14:17:50,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:50,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:50,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:50,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:50,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:50,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:50,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:50,875 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:50,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:50,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:50,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:50,889 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 14:17:50,890 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 14:17:50,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:17:50,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:50,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:50,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:50,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:50,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:17:50,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:17:50,918 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:17:50,933 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-19 14:17:50,933 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-19 14:17:50,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:50,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:50,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:50,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-19 14:17:50,941 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:17:50,954 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:17:50,954 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:17:50,955 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~in_len~0#1 Supporting invariants [] [2024-11-19 14:17:50,967 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 14:17:50,980 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-11-19 14:17:51,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:17:51,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:17:51,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:17:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:17:51,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:17:51,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:17:51,055 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 14:17:51,078 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 14:17:51,080 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 14:17:51,127 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 59 transitions. Complement of second has 6 states. [2024-11-19 14:17:51,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:17:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 14:17:51,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 31 transitions. [2024-11-19 14:17:51,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-19 14:17:51,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:51,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-19 14:17:51,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:51,138 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-19 14:17:51,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:51,139 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 59 transitions. [2024-11-19 14:17:51,142 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-19 14:17:51,144 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 17 states and 24 transitions. [2024-11-19 14:17:51,145 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-19 14:17:51,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-19 14:17:51,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 24 transitions. [2024-11-19 14:17:51,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:17:51,146 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-11-19 14:17:51,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 24 transitions. [2024-11-19 14:17:51,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-19 14:17:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:17:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 24 transitions. [2024-11-19 14:17:51,165 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-11-19 14:17:51,165 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-11-19 14:17:51,165 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:17:51,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 24 transitions. [2024-11-19 14:17:51,166 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-19 14:17:51,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:17:51,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:17:51,168 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-19 14:17:51,168 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:17:51,168 INFO L745 eck$LassoCheckResult]: Stem: 126#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 120#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 121#L522 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 127#L524-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 128#L524-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoi } true;atoi_#in~s#1.base, atoi_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoi_#res#1;havoc atoi_#t~mem2#1, atoi_#t~post3#1.base, atoi_#t~post3#1.offset, atoi_#t~mem4#1, atoi_#t~switch5#1, atoi_#t~pre6#1.base, atoi_#t~pre6#1.offset, atoi_#t~mem7#1, atoi_#t~mem8#1, atoi_#t~short9#1, atoi_#t~mem10#1, atoi_#t~pre11#1.base, atoi_#t~pre11#1.offset, atoi_~s#1.base, atoi_~s#1.offset, atoi_~v~0#1, atoi_~sign~0#1;atoi_~s#1.base, atoi_~s#1.offset := atoi_#in~s#1.base, atoi_#in~s#1.offset;atoi_~v~0#1 := 0;atoi_~sign~0#1 := 1; 124#L510-3 [2024-11-19 14:17:51,168 INFO L747 eck$LassoCheckResult]: Loop: 124#L510-3 call atoi_#t~mem2#1 := read~int#0(atoi_~s#1.base, atoi_~s#1.offset, 1); 125#L510-1 assume !!(32 == atoi_#t~mem2#1);havoc atoi_#t~mem2#1;atoi_#t~post3#1.base, atoi_#t~post3#1.offset := atoi_~s#1.base, atoi_~s#1.offset;atoi_~s#1.base, atoi_~s#1.offset := atoi_#t~post3#1.base, 1 + atoi_#t~post3#1.offset; 124#L510-3 [2024-11-19 14:17:51,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,169 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2024-11-19 14:17:51,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16444804] [2024-11-19 14:17:51,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:51,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:51,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2024-11-19 14:17:51,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213851464] [2024-11-19 14:17:51,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:51,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:51,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2024-11-19 14:17:51,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71629102] [2024-11-19 14:17:51,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:51,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:17:51,513 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 14:17:51,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:17:51,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71629102] [2024-11-19 14:17:51,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71629102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:17:51,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:17:51,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:17:51,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856772913] [2024-11-19 14:17:51,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:17:51,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:17:51,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 14:17:51,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 14:17:51,563 INFO L87 Difference]: Start difference. First operand 17 states and 24 transitions. cyclomatic complexity: 10 Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 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) [2024-11-19 14:17:51,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:17:51,624 INFO L93 Difference]: Finished difference Result 29 states and 38 transitions. [2024-11-19 14:17:51,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 38 transitions. [2024-11-19 14:17:51,625 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-19 14:17:51,625 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 38 transitions. [2024-11-19 14:17:51,625 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2024-11-19 14:17:51,625 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2024-11-19 14:17:51,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 38 transitions. [2024-11-19 14:17:51,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:17:51,626 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-19 14:17:51,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 38 transitions. [2024-11-19 14:17:51,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 20. [2024-11-19 14:17:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 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 14:17:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-11-19 14:17:51,629 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-19 14:17:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 14:17:51,629 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-19 14:17:51,629 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:17:51,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-11-19 14:17:51,630 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-19 14:17:51,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:17:51,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:17:51,630 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:17:51,630 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:17:51,631 INFO L745 eck$LassoCheckResult]: Stem: 186#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 180#L522 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 187#L524-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 189#L524-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 190#L524-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 191#L524-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoi } true;atoi_#in~s#1.base, atoi_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoi_#res#1;havoc atoi_#t~mem2#1, atoi_#t~post3#1.base, atoi_#t~post3#1.offset, atoi_#t~mem4#1, atoi_#t~switch5#1, atoi_#t~pre6#1.base, atoi_#t~pre6#1.offset, atoi_#t~mem7#1, atoi_#t~mem8#1, atoi_#t~short9#1, atoi_#t~mem10#1, atoi_#t~pre11#1.base, atoi_#t~pre11#1.offset, atoi_~s#1.base, atoi_~s#1.offset, atoi_~v~0#1, atoi_~sign~0#1;atoi_~s#1.base, atoi_~s#1.offset := atoi_#in~s#1.base, atoi_#in~s#1.offset;atoi_~v~0#1 := 0;atoi_~sign~0#1 := 1; 183#L510-3 [2024-11-19 14:17:51,631 INFO L747 eck$LassoCheckResult]: Loop: 183#L510-3 call atoi_#t~mem2#1 := read~int#0(atoi_~s#1.base, atoi_~s#1.offset, 1); 184#L510-1 assume !!(32 == atoi_#t~mem2#1);havoc atoi_#t~mem2#1;atoi_#t~post3#1.base, atoi_#t~post3#1.offset := atoi_~s#1.base, atoi_~s#1.offset;atoi_~s#1.base, atoi_~s#1.offset := atoi_#t~post3#1.base, 1 + atoi_#t~post3#1.offset; 183#L510-3 [2024-11-19 14:17:51,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2024-11-19 14:17:51,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074672852] [2024-11-19 14:17:51,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:51,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:51,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2024-11-19 14:17:51,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432502776] [2024-11-19 14:17:51,658 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:17:51,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,663 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:17:51,663 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:17:51,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,668 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:51,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:51,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2024-11-19 14:17:51,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:17:51,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487959776] [2024-11-19 14:17:51,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:17:51,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:17:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,688 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:17:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:17:51,704 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:17:51,925 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:17:51,925 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:17:51,925 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:17:51,925 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:17:51,926 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:17:51,926 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:51,926 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:17:51,926 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:17:51,926 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoi.i_Iteration3_Lasso [2024-11-19 14:17:51,926 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:17:51,926 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:17:51,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:51,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,086 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 [2024-11-19 14:17:52,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:17:52,268 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:17:52,268 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:17:52,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,269 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 14:17:52,270 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 14:17:52,272 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 14:17:52,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,284 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-19 14:17:52,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,297 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 14:17:52,300 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 14:17:52,304 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 14:17:52,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,348 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 14:17:52,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,353 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 14:17:52,358 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 14:17:52,359 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 14:17:52,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,384 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 14:17:52,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,385 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 14:17:52,386 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 14:17:52,388 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 14:17:52,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,410 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 14:17:52,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,415 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 14:17:52,417 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 14:17:52,418 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 14:17:52,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,430 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:17:52,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,442 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) [2024-11-19 14:17:52,443 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 [2024-11-19 14:17:52,444 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 14:17:52,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-19 14:17:52,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,473 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) [2024-11-19 14:17:52,474 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 [2024-11-19 14:17:52,475 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 14:17:52,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:52,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,503 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) [2024-11-19 14:17:52,504 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 [2024-11-19 14:17:52,504 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 14:17:52,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:52,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,530 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:52,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-19 14:17:52,532 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 14:17:52,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:52,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,556 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:52,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-19 14:17:52,558 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 14:17:52,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-19 14:17:52,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,590 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:52,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-19 14:17:52,592 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 14:17:52,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-19 14:17:52,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,617 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:52,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-19 14:17:52,619 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 [2024-11-19 14:17:52,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:17:52,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:17:52,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:17:52,631 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:17:52,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-19 14:17:52,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,643 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:17:52,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-19 14:17:52,646 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 14:17:52,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:17:52,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:17:52,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:17:52,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:17:52,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:17:52,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:17:52,667 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:17:52,684 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-19 14:17:52,684 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-19 14:17:52,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:17:52,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:17:52,686 INFO L229 MonitoredProcess]: Starting monitored process 19 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 14:17:52,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-19 14:17:52,687 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:17:52,698 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:17:52,698 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:17:52,699 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_atoi_~s#1.base)_1, ULTIMATE.start_atoi_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_atoi_~s#1.base)_1 - 1*ULTIMATE.start_atoi_~s#1.offset Supporting invariants [] [2024-11-19 14:17:52,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-19 14:17:52,716 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-19 14:17:52,717 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2024-11-19 14:17:52,718 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:17:52,718 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:17:52,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:17:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:17:52,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:17:52,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:17:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:17:52,748 WARN L253 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 14:17:52,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:17:52,757 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 14:17:52,758 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 14:17:52,758 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 14:17:52,781 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 26 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) Result 36 states and 49 transitions. Complement of second has 6 states. [2024-11-19 14:17:52,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:17:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 14:17:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2024-11-19 14:17:52,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-19 14:17:52,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:52,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 9 letters. Loop has 2 letters. [2024-11-19 14:17:52,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:52,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-19 14:17:52,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:17:52,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 49 transitions. [2024-11-19 14:17:52,783 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:17:52,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2024-11-19 14:17:52,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:17:52,783 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:17:52,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:17:52,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:17:52,784 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:17:52,784 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:17:52,784 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:17:52,784 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-19 14:17:52,784 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:17:52,784 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:17:52,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:17:52,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:17:52 BoogieIcfgContainer [2024-11-19 14:17:52,789 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:17:52,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:17:52,790 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:17:52,790 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:17:52,790 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:17:49" (3/4) ... [2024-11-19 14:17:52,792 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:17:52,792 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:17:52,793 INFO L158 Benchmark]: Toolchain (without parser) took 3621.52ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 84.9MB in the beginning and 128.8MB in the end (delta: -44.0MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,793 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:17:52,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.06ms. Allocated memory is still 157.3MB. Free memory was 84.6MB in the beginning and 119.1MB in the end (delta: -34.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.10ms. Allocated memory is still 157.3MB. Free memory was 119.1MB in the beginning and 117.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,794 INFO L158 Benchmark]: Boogie Preprocessor took 38.98ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,794 INFO L158 Benchmark]: RCFGBuilder took 312.00ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 100.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,794 INFO L158 Benchmark]: BuchiAutomizer took 2879.61ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 100.6MB in the beginning and 128.8MB in the end (delta: -28.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-19 14:17:52,794 INFO L158 Benchmark]: Witness Printer took 2.57ms. Allocated memory is still 218.1MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:17:52,796 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.06ms. Allocated memory is still 157.3MB. Free memory was 84.6MB in the beginning and 119.1MB in the end (delta: -34.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.10ms. Allocated memory is still 157.3MB. Free memory was 119.1MB in the beginning and 117.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.98ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 312.00ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 100.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 2879.61ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 100.6MB in the beginning and 128.8MB in the end (delta: -28.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Witness Printer took 2.57ms. Allocated memory is still 218.1MB. Free memory is still 128.8MB. 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: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + in_len) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 95 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 59 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 36 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital97 mio100 ax100 hnf100 lsp97 ukn85 mio100 lsp46 div143 bol100 ite100 ukn100 eq169 hnf91 smp85 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 66ms VariablesStem: 7 VariablesLoop: 6 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! [2024-11-19 14:17:52,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-19 14:17:53,019 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