./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-lit/mine2017-ex4.10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/loop-lit/mine2017-ex4.10.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 55b5907667de8828dab419c82ab626d27191191343b82d619fed89d8923b6a77 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:46:41,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:46:41,948 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:46:41,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:46:41,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:46:41,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:46:41,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:46:41,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:46:42,004 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:46:42,005 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:46:42,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:46:42,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:46:42,006 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:46:42,006 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:46:42,007 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:46:42,008 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:46:42,009 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:46:42,012 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:46:42,012 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:46:42,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:46:42,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:46:42,014 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:46:42,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:46:42,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:46:42,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:46:42,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:46:42,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:46:42,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:46:42,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:46:42,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:46:42,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:46:42,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:46:42,016 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:46:42,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:46:42,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:46:42,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:46:42,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:46:42,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:46:42,019 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:46:42,019 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b5907667de8828dab419c82ab626d27191191343b82d619fed89d8923b6a77 [2024-11-19 14:46:42,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:46:42,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:46:42,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:46:42,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:46:42,304 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:46:42,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-11-19 14:46:43,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:46:43,957 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:46:43,958 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-11-19 14:46:43,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb4c7357/a26490bbea5c4fbaa2cb3f20cfa47d4b/FLAGbd781ad8d [2024-11-19 14:46:43,988 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb4c7357/a26490bbea5c4fbaa2cb3f20cfa47d4b [2024-11-19 14:46:43,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:46:43,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:46:43,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:46:43,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:46:44,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:46:44,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:43" (1/1) ... [2024-11-19 14:46:44,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eea817c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44, skipping insertion in model container [2024-11-19 14:46:44,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:43" (1/1) ... [2024-11-19 14:46:44,026 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:46:44,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:46:44,223 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:46:44,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:46:44,257 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:46:44,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44 WrapperNode [2024-11-19 14:46:44,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:46:44,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:46:44,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:46:44,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:46:44,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,293 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 48 [2024-11-19 14:46:44,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:46:44,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:46:44,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:46:44,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:46:44,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,307 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,323 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-19 14:46:44,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:46:44,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:46:44,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:46:44,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:46:44,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2024-11-19 14:46:44,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:44,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:44,401 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 14:46:44,444 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 14:46:44,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 14:46:44,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 14:46:44,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:46:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:46:44,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:46:44,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:46:44,661 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-19 14:46:44,661 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:46:44,671 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:46:44,671 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:46:44,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:44 BoogieIcfgContainer [2024-11-19 14:46:44,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:46:44,672 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:46:44,672 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:46:44,677 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:46:44,678 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:46:44,679 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:46:43" (1/3) ... [2024-11-19 14:46:44,680 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16f66c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:46:44, skipping insertion in model container [2024-11-19 14:46:44,680 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:46:44,680 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (2/3) ... [2024-11-19 14:46:44,681 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16f66c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:46:44, skipping insertion in model container [2024-11-19 14:46:44,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:46:44,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:44" (3/3) ... [2024-11-19 14:46:44,683 INFO L332 chiAutomizerObserver]: Analyzing ICFG mine2017-ex4.10.i [2024-11-19 14:46:44,733 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:46:44,733 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:46:44,733 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:46:44,733 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:46:44,733 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:46:44,734 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:46:44,734 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:46:44,734 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:46:44,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 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 14:46:44,753 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2024-11-19 14:46:44,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:46:44,753 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:46:44,757 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:46:44,757 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:46:44,757 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:46:44,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 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 14:46:44,760 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2024-11-19 14:46:44,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:46:44,760 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:46:44,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:46:44,760 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:46:44,766 INFO L745 eck$LassoCheckResult]: Stem: 25#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~v~0#1;main_~v~0#1 := 1; 26#L16-2true [2024-11-19 14:46:44,766 INFO L747 eck$LassoCheckResult]: Loop: 26#L16-2true assume !!(main_~v~0#1 <= 50);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 <= main_~v~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 11#L13true assume !(0 == __VERIFIER_assert_~cond#1); 5#L13-3true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_~v~0#1 := 2 + main_~v~0#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_~v~0#1 <= 52 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 27#L13-4true assume !(0 == __VERIFIER_assert_~cond#1); 9#L13-7true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 26#L16-2true [2024-11-19 14:46:44,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:46:44,771 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-19 14:46:44,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:46:44,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908377557] [2024-11-19 14:46:44,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:46:44,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:46:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:46:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,874 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:46:44,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:46:44,879 INFO L85 PathProgramCache]: Analyzing trace with hash 39559918, now seen corresponding path program 1 times [2024-11-19 14:46:44,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:46:44,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518436754] [2024-11-19 14:46:44,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:46:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:46:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,907 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:46:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,923 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:46:44,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:46:44,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1810999404, now seen corresponding path program 1 times [2024-11-19 14:46:44,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:46:44,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234628552] [2024-11-19 14:46:44,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:46:44,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:46:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:46:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:46:44,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:46:45,149 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:46:45,149 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:46:45,150 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:46:45,150 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:46:45,150 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:46:45,150 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,150 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:46:45,150 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:46:45,151 INFO L132 ssoRankerPreferences]: Filename of dumped script: mine2017-ex4.10.i_Iteration1_Loop [2024-11-19 14:46:45,151 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:46:45,151 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:46:45,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,223 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:46:45,224 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:46:45,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,235 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 14:46:45,237 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 14:46:45,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:46:45,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:46:45,259 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:46:45,260 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:46:45,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:46:45,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,279 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 14:46:45,281 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 14:46:45,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:46:45,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:46:45,295 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:46:45,295 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:46:45,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-19 14:46:45,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,312 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 14:46:45,314 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 14:46:45,315 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:46:45,315 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:46:45,343 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 14:46:45,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,345 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 14:46:45,346 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 14:46:45,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:46:45,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:46:45,379 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:46:45,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-19 14:46:45,385 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:46:45,385 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:46:45,385 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:46:45,385 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:46:45,385 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:46:45,385 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,385 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:46:45,385 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:46:45,385 INFO L132 ssoRankerPreferences]: Filename of dumped script: mine2017-ex4.10.i_Iteration1_Loop [2024-11-19 14:46:45,385 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:46:45,385 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:46:45,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:46:45,438 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:46:45,442 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:46:45,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,445 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 14:46:45,446 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 14:46:45,448 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 14:46:45,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:46:45,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:46:45,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:46:45,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:46:45,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:46:45,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:46:45,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:46:45,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:46:45,485 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 14:46:45,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,488 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 14:46:45,489 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 14:46:45,491 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 14:46:45,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:46:45,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:46:45,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:46:45,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:46:45,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:46:45,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:46:45,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:46:45,510 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:46:45,515 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:46:45,515 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:46:45,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:46:45,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:46:45,519 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 14:46:45,520 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 14:46:45,521 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:46:45,521 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:46:45,521 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:46:45,521 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~v~0#1) = -1*ULTIMATE.start_main_~v~0#1 + 51 Supporting invariants [] [2024-11-19 14:46:45,533 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 14:46:45,535 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:46:45,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:46:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:46:45,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:46:45,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:46:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:46:45,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:46:45,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:46:45,676 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 14:46:45,714 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-19 14:46:45,716 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 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 14:46:45,781 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 65 states and 88 transitions. Complement of second has 8 states. [2024-11-19 14:46:45,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:46:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 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 14:46:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2024-11-19 14:46:45,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-19 14:46:45,791 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:46:45,791 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-19 14:46:45,791 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:46:45,791 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-19 14:46:45,791 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:46:45,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 88 transitions. [2024-11-19 14:46:45,796 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:46:45,797 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 0 states and 0 transitions. [2024-11-19 14:46:45,798 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:46:45,798 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:46:45,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:46:45,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:46:45,799 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:46:45,799 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:46:45,799 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:46:45,799 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:46:45,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:46:45,799 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:46:45,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:46:45,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:46:45 BoogieIcfgContainer [2024-11-19 14:46:45,805 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:46:45,805 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:46:45,805 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:46:45,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:46:45,807 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:44" (3/4) ... [2024-11-19 14:46:45,809 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:46:45,810 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:46:45,811 INFO L158 Benchmark]: Toolchain (without parser) took 1817.41ms. Allocated memory is still 165.7MB. Free memory was 99.4MB in the beginning and 78.0MB in the end (delta: 21.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-19 14:46:45,811 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:46:45,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.00ms. Allocated memory is still 165.7MB. Free memory was 99.2MB in the beginning and 87.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-19 14:46:45,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.37ms. Allocated memory is still 165.7MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:46:45,812 INFO L158 Benchmark]: Boogie Preprocessor took 35.29ms. Allocated memory is still 165.7MB. Free memory was 85.8MB in the beginning and 84.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:46:45,813 INFO L158 Benchmark]: RCFGBuilder took 337.48ms. Allocated memory is still 165.7MB. Free memory was 84.0MB in the beginning and 129.8MB in the end (delta: -45.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 14:46:45,813 INFO L158 Benchmark]: BuchiAutomizer took 1132.59ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 78.7MB in the end (delta: 51.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-19 14:46:45,813 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 165.7MB. Free memory was 78.7MB in the beginning and 78.0MB in the end (delta: 641.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:46:45,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.00ms. Allocated memory is still 165.7MB. Free memory was 99.2MB in the beginning and 87.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.37ms. Allocated memory is still 165.7MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.29ms. Allocated memory is still 165.7MB. Free memory was 85.8MB in the beginning and 84.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 337.48ms. Allocated memory is still 165.7MB. Free memory was 84.0MB in the beginning and 129.8MB in the end (delta: -45.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 1132.59ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 78.7MB in the end (delta: 51.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 165.7MB. Free memory was 78.7MB in the beginning and 78.0MB in the end (delta: 641.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * v) + 51) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq146 hnf94 smp100 dnf100 smp100 tf111 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 27ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 14:46:45,846 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 14:46:46,046 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