./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd --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 c1619194307da84227512f62eb582bffd66266544ce804bd80ee6a40fe157ac7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:47:23,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:47:23,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 13:47:23,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:47:23,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:47:23,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:47:23,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:47:23,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:47:23,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:47:23,513 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:47:23,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:47:23,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:47:23,514 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:47:23,514 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 13:47:23,514 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 13:47:23,514 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 13:47:23,514 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 13:47:23,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:47:23,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 13:47:23,516 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:47:23,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:47:23,517 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:47:23,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:47:23,517 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:47:23,517 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 13:47:23,517 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd 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 -> c1619194307da84227512f62eb582bffd66266544ce804bd80ee6a40fe157ac7 [2024-11-13 13:47:23,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:47:23,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:47:23,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:47:23,825 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:47:23,825 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:47:23,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/float-benchs/zonotope_3.c Unable to find full path for "g++" [2024-11-13 13:47:25,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:47:26,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:47:26,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/sv-benchmarks/c/float-benchs/zonotope_3.c [2024-11-13 13:47:26,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/data/4c6fa1906/4b88b354bdef4e4da141165c635d4fd1/FLAG5dc9c5aa9 [2024-11-13 13:47:26,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/data/4c6fa1906/4b88b354bdef4e4da141165c635d4fd1 [2024-11-13 13:47:26,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:47:26,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:47:26,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:47:26,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:47:26,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:47:26,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bac4daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26, skipping insertion in model container [2024-11-13 13:47:26,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:47:26,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:47:26,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:47:26,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:47:26,317 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:47:26,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26 WrapperNode [2024-11-13 13:47:26,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:47:26,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:47:26,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:47:26,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:47:26,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,362 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 89 [2024-11-13 13:47:26,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:47:26,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:47:26,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:47:26,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:47:26,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,375 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,393 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]. [2024-11-13 13:47:26,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:47:26,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:47:26,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:47:26,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:47:26,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (1/1) ... [2024-11-13 13:47:26,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:26,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:26,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:47:26,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 13:47:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:47:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:47:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:47:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:47:26,582 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:47:26,584 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:47:26,735 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 13:47:26,735 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:47:26,744 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:47:26,744 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:47:26,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:47:26 BoogieIcfgContainer [2024-11-13 13:47:26,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:47:26,746 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 13:47:26,746 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 13:47:26,751 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 13:47:26,752 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:47:26,752 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 01:47:26" (1/3) ... [2024-11-13 13:47:26,753 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a7876c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:47:26, skipping insertion in model container [2024-11-13 13:47:26,753 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:47:26,753 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:47:26" (2/3) ... [2024-11-13 13:47:26,754 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a7876c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:47:26, skipping insertion in model container [2024-11-13 13:47:26,754 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:47:26,754 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:47:26" (3/3) ... [2024-11-13 13:47:26,755 INFO L333 chiAutomizerObserver]: Analyzing ICFG zonotope_3.c [2024-11-13 13:47:26,807 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 13:47:26,807 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 13:47:26,808 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 13:47:26,808 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 13:47:26,808 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 13:47:26,808 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 13:47:26,808 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 13:47:26,808 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 13:47:26,813 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.2) internal successors, (24), 20 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) [2024-11-13 13:47:26,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-13 13:47:26,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:47:26,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:47:26,837 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 13:47:26,837 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:47:26,837 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 13:47:26,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.2) internal successors, (24), 20 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) [2024-11-13 13:47:26,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-13 13:47:26,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:47:26,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:47:26,840 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 13:47:26,840 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:47:26,848 INFO L745 eck$LassoCheckResult]: Stem: 17#$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(13, 2);call #Ultimate.allocInit(12, 3); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_#t~ret5#1, main_#t~ret6#1, main_#t~ret7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_#t~ret11#1, main_#t~ret12#1, main_#t~post13#1, main_~i~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1, main_~t~0#1, main_~u~0#1, main_~v~0#1;havoc main_~i~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_~t~0#1;havoc main_~u~0#1;havoc main_~v~0#1;assume { :begin_inline_f } true;f_#in~x#1 := 0.0;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 4#f_returnLabel#1true main_#t~ret4#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~y~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1;assume { :begin_inline_g } true;g_#in~x#1 := 0.0;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 19#g_returnLabel#1true main_#t~ret5#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~z~0#1 := main_#t~ret5#1;havoc main_#t~ret5#1;assume { :begin_inline_f } true;f_#in~x#1 := 0.75;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 7#f_returnLabel#2true main_#t~ret6#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~u~0#1 := main_#t~ret6#1;havoc main_#t~ret6#1;assume { :begin_inline_g } true;g_#in~x#1 := 0.25;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 9#g_returnLabel#2true main_#t~ret7#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~v~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1;main_~i~0#1 := 1; 13#L36-2true [2024-11-13 13:47:26,850 INFO L747 eck$LassoCheckResult]: Loop: 13#L36-2true assume !!(main_~i~0#1 <= 100000);havoc main_#t~nondet8#1;main_~x~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~x~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~x~0#1, ~someBinaryArithmeticFLOAToperation(~convertINTToFLOAT(main_~i~0#1), 100000.0)) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 14#L13true assume 0 == assume_abort_if_not_~cond#1;assume false; 21#L12true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_f } true;f_#in~x#1 := main_~x~0#1;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 15#f_returnLabel#3true main_#t~ret9#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~y~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;assume { :begin_inline_g } true;g_#in~x#1 := main_~x~0#1;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 3#g_returnLabel#3true main_#t~ret10#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~z~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;assume { :begin_inline_f } true;f_#in~x#1 := main_~v~0#1;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 20#f_returnLabel#4true main_#t~ret11#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~u~0#1 := main_#t~ret11#1;havoc main_#t~ret11#1;assume { :begin_inline_g } true;g_#in~x#1 := main_~u~0#1;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 12#g_returnLabel#4true main_#t~ret12#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~v~0#1 := ~someBinaryArithmeticFLOAToperation(main_#t~ret12#1, 2.0);havoc main_#t~ret12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 13#L36-2true [2024-11-13 13:47:26,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:26,858 INFO L85 PathProgramCache]: Analyzing trace with hash 889475911, now seen corresponding path program 1 times [2024-11-13 13:47:26,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:26,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003512050] [2024-11-13 13:47:26,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:26,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:26,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:47:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:26,978 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:47:26,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:26,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1163140825, now seen corresponding path program 1 times [2024-11-13 13:47:26,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:26,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542527854] [2024-11-13 13:47:26,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:26,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:47:27,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:47:27,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542527854] [2024-11-13 13:47:27,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542527854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:47:27,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:47:27,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:47:27,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774398563] [2024-11-13 13:47:27,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:47:27,046 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 13:47:27,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:47:27,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 13:47:27,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:47:27,079 INFO L87 Difference]: Start difference. First operand has 21 states, 20 states have (on average 1.2) internal successors, (24), 20 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) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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) [2024-11-13 13:47:27,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:47:27,088 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2024-11-13 13:47:27,089 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 20 transitions. [2024-11-13 13:47:27,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-13 13:47:27,099 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 13 states and 13 transitions. [2024-11-13 13:47:27,101 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-13 13:47:27,101 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-13 13:47:27,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 13 transitions. [2024-11-13 13:47:27,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:47:27,102 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-13 13:47:27,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 13 transitions. [2024-11-13 13:47:27,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-13 13:47:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 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) [2024-11-13 13:47:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 13:47:27,129 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-13 13:47:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 13:47:27,134 INFO L424 stractBuchiCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-13 13:47:27,134 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 13:47:27,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 13 transitions. [2024-11-13 13:47:27,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-13 13:47:27,135 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:47:27,135 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:47:27,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 13:47:27,136 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:47:27,136 INFO L745 eck$LassoCheckResult]: Stem: 61#$Ultimate##0 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(13, 2);call #Ultimate.allocInit(12, 3); 56#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_#t~ret5#1, main_#t~ret6#1, main_#t~ret7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_#t~ret11#1, main_#t~ret12#1, main_#t~post13#1, main_~i~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1, main_~t~0#1, main_~u~0#1, main_~v~0#1;havoc main_~i~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_~t~0#1;havoc main_~u~0#1;havoc main_~v~0#1;assume { :begin_inline_f } true;f_#in~x#1 := 0.0;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 51#f_returnLabel#1 main_#t~ret4#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~y~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1;assume { :begin_inline_g } true;g_#in~x#1 := 0.0;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 52#g_returnLabel#1 main_#t~ret5#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~z~0#1 := main_#t~ret5#1;havoc main_#t~ret5#1;assume { :begin_inline_f } true;f_#in~x#1 := 0.75;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 53#f_returnLabel#2 main_#t~ret6#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~u~0#1 := main_#t~ret6#1;havoc main_#t~ret6#1;assume { :begin_inline_g } true;g_#in~x#1 := 0.25;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 54#g_returnLabel#2 main_#t~ret7#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~v~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1;main_~i~0#1 := 1; 55#L36-2 [2024-11-13 13:47:27,136 INFO L747 eck$LassoCheckResult]: Loop: 55#L36-2 assume !!(main_~i~0#1 <= 100000);havoc main_#t~nondet8#1;main_~x~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~x~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~x~0#1, ~someBinaryArithmeticFLOAToperation(~convertINTToFLOAT(main_~i~0#1), 100000.0)) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 58#L13 assume !(0 == assume_abort_if_not_~cond#1); 59#L12 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_f } true;f_#in~x#1 := main_~x~0#1;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 60#f_returnLabel#3 main_#t~ret9#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~y~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;assume { :begin_inline_g } true;g_#in~x#1 := main_~x~0#1;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 49#g_returnLabel#3 main_#t~ret10#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~z~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;assume { :begin_inline_f } true;f_#in~x#1 := main_~v~0#1;havoc f_#res#1;havoc f_~x#1;f_~x#1 := f_#in~x#1;f_#res#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(2.0, f_~x#1), 3.0); 50#f_returnLabel#4 main_#t~ret11#1 := f_#res#1;havoc f_~x#1;havoc f_#in~x#1;assume { :end_inline_f } true;main_~u~0#1 := main_#t~ret11#1;havoc main_#t~ret11#1;assume { :begin_inline_g } true;g_#in~x#1 := main_~u~0#1;havoc g_#res#1;havoc g_~x#1;g_~x#1 := g_#in~x#1;g_#res#1 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(g_~x#1), 5.0); 57#g_returnLabel#4 main_#t~ret12#1 := g_#res#1;havoc g_~x#1;havoc g_#in~x#1;assume { :end_inline_g } true;main_~v~0#1 := ~someBinaryArithmeticFLOAToperation(main_#t~ret12#1, 2.0);havoc main_#t~ret12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 55#L36-2 [2024-11-13 13:47:27,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:27,137 INFO L85 PathProgramCache]: Analyzing trace with hash 889475911, now seen corresponding path program 2 times [2024-11-13 13:47:27,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:27,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904263240] [2024-11-13 13:47:27,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:27,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:47:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:47:27,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:27,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1220399127, now seen corresponding path program 1 times [2024-11-13 13:47:27,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:27,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296949548] [2024-11-13 13:47:27,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:27,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:47:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:47:27,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:27,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1873255919, now seen corresponding path program 1 times [2024-11-13 13:47:27,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:27,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339257672] [2024-11-13 13:47:27,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:27,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:47:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:47:27,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:47:27,495 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:47:27,496 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:47:27,497 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:47:27,497 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:47:27,497 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 13:47:27,497 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,497 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:47:27,497 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:47:27,498 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_3.c_Iteration2_Loop [2024-11-13 13:47:27,498 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:47:27,498 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:47:27,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,725 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:47:27,725 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 13:47:27,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:27,730 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:47:27,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 13:47:27,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 13:47:27,733 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 13:47:27,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 13:47:27,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:27,762 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:47:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 13:47:27,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 13:47:27,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 13:47:27,797 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 13:47:27,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 13:47:27,801 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:47:27,801 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:47:27,801 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:47:27,801 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:47:27,801 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:47:27,801 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,801 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:47:27,801 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:47:27,801 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_3.c_Iteration2_Loop [2024-11-13 13:47:27,801 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:47:27,801 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:47:27,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:47:27,946 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:47:27,950 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:47:27,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:27,953 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:47:27,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 13:47:27,957 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 [2024-11-13 13:47:27,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:47:27,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:47:27,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:47:27,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:47:27,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:47:27,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:47:27,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:47:27,984 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:47:27,990 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 13:47:27,992 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 13:47:27,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:47:27,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:27,998 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:47:27,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 13:47:28,000 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:47:28,000 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 13:47:28,001 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:47:28,001 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 200001 Supporting invariants [] [2024-11-13 13:47:28,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 13:47:28,023 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 13:47:28,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:28,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 13:47:28,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:47:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:28,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 13:47:28,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:47:28,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:47:28,205 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 [2024-11-13 13:47:28,208 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 13 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-13 13:47:28,250 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 13 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 21 transitions. Complement of second has 4 states. [2024-11-13 13:47:28,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 13:47:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-13 13:47:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-13 13:47:28,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 7 letters. [2024-11-13 13:47:28,261 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:47:28,261 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 13 letters. Loop has 7 letters. [2024-11-13 13:47:28,261 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:47:28,261 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 14 letters. [2024-11-13 13:47:28,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:47:28,262 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 21 transitions. [2024-11-13 13:47:28,263 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:47:28,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2024-11-13 13:47:28,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 13:47:28,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 13:47:28,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 13:47:28,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:47:28,264 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:47:28,264 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:47:28,265 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:47:28,265 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 13:47:28,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 13:47:28,265 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:47:28,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 13:47:28,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 01:47:28 BoogieIcfgContainer [2024-11-13 13:47:28,276 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 13:47:28,277 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:47:28,278 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:47:28,278 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:47:28,279 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:47:26" (3/4) ... [2024-11-13 13:47:28,281 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 13:47:28,282 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:47:28,283 INFO L158 Benchmark]: Toolchain (without parser) took 2236.51ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 44.1MB in the end (delta: 39.8MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-13 13:47:28,283 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:47:28,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.08ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 72.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:47:28,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.31ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 71.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:47:28,285 INFO L158 Benchmark]: Boogie Preprocessor took 52.98ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 69.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:47:28,286 INFO L158 Benchmark]: RCFGBuilder took 328.14ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 59.2MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:47:28,288 INFO L158 Benchmark]: BuchiAutomizer took 1530.35ms. Allocated memory is still 109.1MB. Free memory was 59.2MB in the beginning and 44.1MB in the end (delta: 15.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 13:47:28,288 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 109.1MB. Free memory was 44.1MB in the beginning and 44.1MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:47:28,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.08ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 72.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.31ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 71.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.98ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 69.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 328.14ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 59.2MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1530.35ms. Allocated memory is still 109.1MB. Free memory was 59.2MB in the beginning and 44.1MB in the end (delta: 15.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 109.1MB. Free memory was 44.1MB in the beginning and 44.1MB in the end (delta: 12.1kB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * i) + 200001) and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 31 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 50ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 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! [2024-11-13 13:47:28,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 13:47:28,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb241e2a-85d0-40a3-b807-585d0685932c/bin/uautomizer-verify-qhAvR1uOyd/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