./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/systemc/toy.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/systemc/toy.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX --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 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:21:08,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:21:08,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-08 16:21:09,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:21:09,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:21:09,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:21:09,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:21:09,053 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:21:09,054 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:21:09,055 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:21:09,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:21:09,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:21:09,056 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:21:09,057 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 16:21:09,058 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 16:21:09,058 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 16:21:09,059 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 16:21:09,059 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 16:21:09,059 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 16:21:09,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:21:09,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 16:21:09,061 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:21:09,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:21:09,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:21:09,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:21:09,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 16:21:09,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 16:21:09,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 16:21:09,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:21:09,065 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:21:09,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:21:09,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:21:09,066 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 16:21:09,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:21:09,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:21:09,067 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:21:09,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:21:09,068 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:21:09,069 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 16:21:09,069 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b [2024-11-08 16:21:09,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:21:09,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:21:09,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:21:09,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:21:09,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:21:09,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/systemc/toy.cil.c Unable to find full path for "g++" [2024-11-08 16:21:11,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:21:12,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:21:12,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/sv-benchmarks/c/systemc/toy.cil.c [2024-11-08 16:21:12,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/data/008538b3b/9a76324b181d4994b4480f0cf9d3dcd8/FLAGa8b0cf0cc [2024-11-08 16:21:12,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/data/008538b3b/9a76324b181d4994b4480f0cf9d3dcd8 [2024-11-08 16:21:12,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:21:12,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:21:12,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:21:12,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:21:12,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:21:12,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:12" (1/1) ... [2024-11-08 16:21:12,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11da0949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:12, skipping insertion in model container [2024-11-08 16:21:12,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:12" (1/1) ... [2024-11-08 16:21:12,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:21:12,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:21:13,008 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:21:13,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:21:13,098 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:21:13,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13 WrapperNode [2024-11-08 16:21:13,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:21:13,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:21:13,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:21:13,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:21:13,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,155 INFO L138 Inliner]: procedures = 20, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 356 [2024-11-08 16:21:13,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:21:13,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:21:13,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:21:13,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:21:13,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,222 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]. [2024-11-08 16:21:13,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:21:13,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:21:13,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:21:13,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:21:13,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (1/1) ... [2024-11-08 16:21:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:13,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:13,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:13,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 16:21:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:21:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:21:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:21:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:21:13,474 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:21:13,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:21:14,252 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 16:21:14,252 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:21:14,273 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:21:14,276 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 16:21:14,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:14 BoogieIcfgContainer [2024-11-08 16:21:14,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:21:14,279 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 16:21:14,279 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 16:21:14,285 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 16:21:14,286 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:21:14,287 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 04:21:12" (1/3) ... [2024-11-08 16:21:14,288 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36085a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:21:14, skipping insertion in model container [2024-11-08 16:21:14,288 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:21:14,288 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:13" (2/3) ... [2024-11-08 16:21:14,289 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36085a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:21:14, skipping insertion in model container [2024-11-08 16:21:14,289 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:21:14,289 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:14" (3/3) ... [2024-11-08 16:21:14,291 INFO L332 chiAutomizerObserver]: Analyzing ICFG toy.cil.c [2024-11-08 16:21:14,395 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 16:21:14,395 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 16:21:14,395 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 16:21:14,396 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 16:21:14,397 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 16:21:14,397 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 16:21:14,397 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 16:21:14,398 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 16:21:14,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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) [2024-11-08 16:21:14,456 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 97 [2024-11-08 16:21:14,456 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:14,457 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:14,468 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:14,468 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:14,469 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 16:21:14,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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) [2024-11-08 16:21:14,483 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 97 [2024-11-08 16:21:14,484 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:14,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:14,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:14,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:14,497 INFO L745 eck$LassoCheckResult]: Stem: 24#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 39#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 106#L408true assume !(1 == ~c_req_up~0); 85#L408-2true assume !(1 == ~wl_i~0);~wl_st~0 := 2; 127#L419-1true assume !(1 == ~c1_i~0);~c1_st~0 := 2; 126#L424-1true assume 1 == ~c2_i~0;~c2_st~0 := 0; 60#L429-1true assume !(1 == ~wb_i~0);~wb_st~0 := 2; 121#L434-1true assume !(1 == ~r_i~0);~r_st~0 := 2; 43#L439-1true assume !(0 == ~e_f~0); 5#L444-1true assume !(0 == ~e_g~0); 98#L449-1true assume !(0 == ~e_e~0); 53#L454-1true assume !(0 == ~e_c~0); 111#L459-1true assume !(0 == ~e_wl~0); 25#L464-1true assume !(1 == ~wl_pc~0); 100#$Ultimate##44true assume !(2 == ~wl_pc~0); 23#L477true assume !(1 == ~c1_pc~0); 18#L487true assume !(1 == ~c2_pc~0); 87#L496true assume !(1 == ~wb_pc~0); 29#L505true assume !(1 == ~e_c~0); 36#L514-1true assume !(1 == ~e_e~0); 133#L519-1true assume !(1 == ~e_f~0); 40#L524-1true assume !(1 == ~e_g~0); 131#L529-1true assume !(1 == ~e_c~0); 2#L534-1true assume !(1 == ~e_wl~0); 4#L676-1true [2024-11-08 16:21:14,498 INFO L747 eck$LassoCheckResult]: Loop: 4#L676-1true assume !false; 35#L546true start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 70#L381true assume !true; 90#eval_returnLabel#1true havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 42#L552true assume !(1 == ~c_req_up~0); 59#L552-2true start_simulation_~kernel_st~0#1 := 3; 14#L564true assume 0 == ~e_f~0;~e_f~0 := 1; 17#L564-2true assume 0 == ~e_g~0;~e_g~0 := 1; 6#L569-1true assume 0 == ~e_e~0;~e_e~0 := 1; 130#L574-1true assume 0 == ~e_c~0;~e_c~0 := 1; 10#L579-1true assume 0 == ~e_wl~0;~e_wl~0 := 1; 94#L584-1true assume 1 == ~wl_pc~0; 46#L590true assume 1 == ~e_wl~0;~wl_st~0 := 0; 113#L597true assume !(1 == ~c1_pc~0); 27#L607true assume !(1 == ~c2_pc~0); 103#L616true assume !(1 == ~wb_pc~0); 123#L625true assume !(1 == ~e_c~0); 58#L634-1true assume 1 == ~e_e~0;~e_e~0 := 2; 52#L639-1true assume 1 == ~e_f~0;~e_f~0 := 2; 117#L644-1true assume 1 == ~e_g~0;~e_g~0 := 2; 77#L649-1true assume 1 == ~e_c~0;~e_c~0 := 2; 41#L654-1true assume 1 == ~e_wl~0;~e_wl~0 := 2; 21#L659-1true assume 0 == ~wl_st~0; 4#L676-1true [2024-11-08 16:21:14,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:14,507 INFO L85 PathProgramCache]: Analyzing trace with hash -2133486251, now seen corresponding path program 1 times [2024-11-08 16:21:14,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:14,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358642147] [2024-11-08 16:21:14,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:14,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358642147] [2024-11-08 16:21:15,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358642147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448549191] [2024-11-08 16:21:15,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,029 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:15,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1668534736, now seen corresponding path program 1 times [2024-11-08 16:21:15,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863622694] [2024-11-08 16:21:15,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863622694] [2024-11-08 16:21:15,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863622694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:15,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366492746] [2024-11-08 16:21:15,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,060 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:15,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:15,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:21:15,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:21:15,117 INFO L87 Difference]: Start difference. First operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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 11.5) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-11-08 16:21:15,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:15,156 INFO L93 Difference]: Finished difference Result 130 states and 224 transitions. [2024-11-08 16:21:15,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 224 transitions. [2024-11-08 16:21:15,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 125 states and 219 transitions. [2024-11-08 16:21:15,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-08 16:21:15,178 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-08 16:21:15,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 219 transitions. [2024-11-08 16:21:15,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:15,181 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-08 16:21:15,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 219 transitions. [2024-11-08 16:21:15,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-08 16:21:15,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.752) internal successors, (219), 124 states have internal predecessors, (219), 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) [2024-11-08 16:21:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 219 transitions. [2024-11-08 16:21:15,226 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-08 16:21:15,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:21:15,233 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-08 16:21:15,233 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 16:21:15,234 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 219 transitions. [2024-11-08 16:21:15,236 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,237 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:15,237 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:15,238 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,239 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,239 INFO L745 eck$LassoCheckResult]: Stem: 314#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 315#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 344#L408 assume !(1 == ~c_req_up~0); 307#L408-2 assume !(1 == ~wl_i~0);~wl_st~0 := 2; 384#L419-1 assume !(1 == ~c1_i~0);~c1_st~0 := 2; 395#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 369#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 370#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 351#L439-1 assume !(0 == ~e_f~0); 274#L444-1 assume !(0 == ~e_g~0); 275#L449-1 assume !(0 == ~e_e~0); 364#L454-1 assume !(0 == ~e_c~0); 365#L459-1 assume !(0 == ~e_wl~0); 316#L464-1 assume !(1 == ~wl_pc~0); 317#$Ultimate##44 assume !(2 == ~wl_pc~0); 312#L477 assume !(1 == ~c1_pc~0); 300#L487 assume !(1 == ~c2_pc~0); 302#L496 assume !(1 == ~wb_pc~0); 328#L505 assume !(1 == ~e_c~0); 329#L514-1 assume !(1 == ~e_e~0); 340#L519-1 assume !(1 == ~e_f~0); 346#L524-1 assume !(1 == ~e_g~0); 347#L529-1 assume !(1 == ~e_c~0); 271#L534-1 assume !(1 == ~e_wl~0); 272#L676-1 [2024-11-08 16:21:15,240 INFO L747 eck$LassoCheckResult]: Loop: 272#L676-1 assume !false; 273#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 298#L381 assume !false; 341#L299 assume !(0 == ~wl_st~0); 342#L303 assume !(0 == ~c1_st~0); 394#L306 assume !(0 == ~c2_st~0); 387#L309 assume !(0 == ~wb_st~0); 388#L312 assume !(0 == ~r_st~0); 389#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 348#L552 assume !(1 == ~c_req_up~0); 349#L552-2 start_simulation_~kernel_st~0#1 := 3; 295#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 296#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 276#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 277#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 286#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 287#L584-1 assume 1 == ~wl_pc~0; 355#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 356#L597 assume !(1 == ~c1_pc~0); 322#L607 assume !(1 == ~c2_pc~0); 324#L616 assume !(1 == ~wb_pc~0); 376#L625 assume !(1 == ~e_c~0); 368#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 362#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 363#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 377#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 345#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 308#L659-1 assume 0 == ~wl_st~0; 272#L676-1 [2024-11-08 16:21:15,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,241 INFO L85 PathProgramCache]: Analyzing trace with hash -2133486251, now seen corresponding path program 2 times [2024-11-08 16:21:15,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263197806] [2024-11-08 16:21:15,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263197806] [2024-11-08 16:21:15,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263197806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771154655] [2024-11-08 16:21:15,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,361 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:15,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 1 times [2024-11-08 16:21:15,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697716607] [2024-11-08 16:21:15,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697716607] [2024-11-08 16:21:15,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697716607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395509800] [2024-11-08 16:21:15,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,416 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:15,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:15,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:15,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:15,418 INFO L87 Difference]: Start difference. First operand 125 states and 219 transitions. cyclomatic complexity: 95 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2024-11-08 16:21:15,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:15,444 INFO L93 Difference]: Finished difference Result 125 states and 218 transitions. [2024-11-08 16:21:15,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 218 transitions. [2024-11-08 16:21:15,446 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,448 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 218 transitions. [2024-11-08 16:21:15,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-08 16:21:15,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-08 16:21:15,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 218 transitions. [2024-11-08 16:21:15,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:15,451 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-08 16:21:15,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 218 transitions. [2024-11-08 16:21:15,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-08 16:21:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.744) internal successors, (218), 124 states have internal predecessors, (218), 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) [2024-11-08 16:21:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 218 transitions. [2024-11-08 16:21:15,460 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-08 16:21:15,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:15,461 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-08 16:21:15,461 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-08 16:21:15,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 218 transitions. [2024-11-08 16:21:15,463 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:15,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:15,465 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,465 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,465 INFO L745 eck$LassoCheckResult]: Stem: 571#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 572#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 601#L408 assume !(1 == ~c_req_up~0); 564#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 641#L419-1 assume !(1 == ~c1_i~0);~c1_st~0 := 2; 652#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 626#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 627#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 608#L439-1 assume !(0 == ~e_f~0); 531#L444-1 assume !(0 == ~e_g~0); 532#L449-1 assume !(0 == ~e_e~0); 621#L454-1 assume !(0 == ~e_c~0); 622#L459-1 assume !(0 == ~e_wl~0); 573#L464-1 assume !(1 == ~wl_pc~0); 574#$Ultimate##44 assume !(2 == ~wl_pc~0); 569#L477 assume !(1 == ~c1_pc~0); 557#L487 assume !(1 == ~c2_pc~0); 559#L496 assume !(1 == ~wb_pc~0); 585#L505 assume !(1 == ~e_c~0); 586#L514-1 assume !(1 == ~e_e~0); 597#L519-1 assume !(1 == ~e_f~0); 603#L524-1 assume !(1 == ~e_g~0); 604#L529-1 assume !(1 == ~e_c~0); 528#L534-1 assume !(1 == ~e_wl~0); 529#L676-1 [2024-11-08 16:21:15,466 INFO L747 eck$LassoCheckResult]: Loop: 529#L676-1 assume !false; 530#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 555#L381 assume !false; 598#L299 assume !(0 == ~wl_st~0); 599#L303 assume !(0 == ~c1_st~0); 651#L306 assume !(0 == ~c2_st~0); 644#L309 assume !(0 == ~wb_st~0); 645#L312 assume !(0 == ~r_st~0); 646#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 605#L552 assume !(1 == ~c_req_up~0); 606#L552-2 start_simulation_~kernel_st~0#1 := 3; 552#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 553#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 533#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 534#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 543#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 544#L584-1 assume 1 == ~wl_pc~0; 612#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 613#L597 assume !(1 == ~c1_pc~0); 579#L607 assume !(1 == ~c2_pc~0); 581#L616 assume !(1 == ~wb_pc~0); 633#L625 assume !(1 == ~e_c~0); 625#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 619#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 620#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 635#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 602#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 565#L659-1 assume 0 == ~wl_st~0; 529#L676-1 [2024-11-08 16:21:15,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1738779219, now seen corresponding path program 1 times [2024-11-08 16:21:15,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988266863] [2024-11-08 16:21:15,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988266863] [2024-11-08 16:21:15,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988266863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435923495] [2024-11-08 16:21:15,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,587 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:15,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 2 times [2024-11-08 16:21:15,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488688368] [2024-11-08 16:21:15,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488688368] [2024-11-08 16:21:15,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488688368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9468973] [2024-11-08 16:21:15,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,635 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:15,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:15,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:15,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:15,636 INFO L87 Difference]: Start difference. First operand 125 states and 218 transitions. cyclomatic complexity: 94 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2024-11-08 16:21:15,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:15,684 INFO L93 Difference]: Finished difference Result 125 states and 217 transitions. [2024-11-08 16:21:15,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 217 transitions. [2024-11-08 16:21:15,686 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,687 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 217 transitions. [2024-11-08 16:21:15,692 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-08 16:21:15,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-08 16:21:15,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 217 transitions. [2024-11-08 16:21:15,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:15,697 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-08 16:21:15,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 217 transitions. [2024-11-08 16:21:15,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-08 16:21:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.736) internal successors, (217), 124 states have internal predecessors, (217), 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) [2024-11-08 16:21:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 217 transitions. [2024-11-08 16:21:15,709 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-08 16:21:15,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:15,712 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-08 16:21:15,713 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-08 16:21:15,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 217 transitions. [2024-11-08 16:21:15,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:15,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:15,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,720 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,720 INFO L745 eck$LassoCheckResult]: Stem: 828#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 858#L408 assume !(1 == ~c_req_up~0); 821#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 898#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 909#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 883#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 884#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 865#L439-1 assume !(0 == ~e_f~0); 788#L444-1 assume !(0 == ~e_g~0); 789#L449-1 assume !(0 == ~e_e~0); 878#L454-1 assume !(0 == ~e_c~0); 879#L459-1 assume !(0 == ~e_wl~0); 830#L464-1 assume !(1 == ~wl_pc~0); 831#$Ultimate##44 assume !(2 == ~wl_pc~0); 826#L477 assume !(1 == ~c1_pc~0); 814#L487 assume !(1 == ~c2_pc~0); 816#L496 assume !(1 == ~wb_pc~0); 842#L505 assume !(1 == ~e_c~0); 843#L514-1 assume !(1 == ~e_e~0); 854#L519-1 assume !(1 == ~e_f~0); 860#L524-1 assume !(1 == ~e_g~0); 861#L529-1 assume !(1 == ~e_c~0); 785#L534-1 assume !(1 == ~e_wl~0); 786#L676-1 [2024-11-08 16:21:15,721 INFO L747 eck$LassoCheckResult]: Loop: 786#L676-1 assume !false; 787#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 812#L381 assume !false; 855#L299 assume !(0 == ~wl_st~0); 856#L303 assume !(0 == ~c1_st~0); 908#L306 assume !(0 == ~c2_st~0); 901#L309 assume !(0 == ~wb_st~0); 902#L312 assume !(0 == ~r_st~0); 903#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 862#L552 assume !(1 == ~c_req_up~0); 863#L552-2 start_simulation_~kernel_st~0#1 := 3; 809#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 810#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 790#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 791#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 800#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 801#L584-1 assume 1 == ~wl_pc~0; 869#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 870#L597 assume !(1 == ~c1_pc~0); 836#L607 assume !(1 == ~c2_pc~0); 838#L616 assume !(1 == ~wb_pc~0); 890#L625 assume !(1 == ~e_c~0); 882#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 876#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 877#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 892#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 859#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 822#L659-1 assume 0 == ~wl_st~0; 786#L676-1 [2024-11-08 16:21:15,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1738539627, now seen corresponding path program 1 times [2024-11-08 16:21:15,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234481092] [2024-11-08 16:21:15,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234481092] [2024-11-08 16:21:15,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234481092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761117009] [2024-11-08 16:21:15,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,800 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:15,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 3 times [2024-11-08 16:21:15,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552609037] [2024-11-08 16:21:15,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:15,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:15,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552609037] [2024-11-08 16:21:15,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552609037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:15,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:15,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:15,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399190163] [2024-11-08 16:21:15,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:15,856 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:15,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:15,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:15,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:15,858 INFO L87 Difference]: Start difference. First operand 125 states and 217 transitions. cyclomatic complexity: 93 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2024-11-08 16:21:15,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:15,883 INFO L93 Difference]: Finished difference Result 125 states and 216 transitions. [2024-11-08 16:21:15,884 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 216 transitions. [2024-11-08 16:21:15,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 216 transitions. [2024-11-08 16:21:15,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-08 16:21:15,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-08 16:21:15,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 216 transitions. [2024-11-08 16:21:15,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:15,895 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-08 16:21:15,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 216 transitions. [2024-11-08 16:21:15,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-08 16:21:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.728) internal successors, (216), 124 states have internal predecessors, (216), 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) [2024-11-08 16:21:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 216 transitions. [2024-11-08 16:21:15,903 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-08 16:21:15,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:15,905 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-08 16:21:15,905 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-08 16:21:15,921 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 216 transitions. [2024-11-08 16:21:15,923 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-08 16:21:15,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:15,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:15,924 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,925 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:15,925 INFO L745 eck$LassoCheckResult]: Stem: 1085#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1086#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1115#L408 assume !(1 == ~c_req_up~0); 1078#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1155#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1166#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1140#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1141#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1122#L439-1 assume !(0 == ~e_f~0); 1045#L444-1 assume !(0 == ~e_g~0); 1046#L449-1 assume !(0 == ~e_e~0); 1135#L454-1 assume !(0 == ~e_c~0); 1136#L459-1 assume !(0 == ~e_wl~0); 1087#L464-1 assume !(1 == ~wl_pc~0); 1088#$Ultimate##44 assume !(2 == ~wl_pc~0); 1083#L477 assume !(1 == ~c1_pc~0); 1071#L487 assume !(1 == ~c2_pc~0); 1073#L496 assume !(1 == ~wb_pc~0); 1099#L505 assume !(1 == ~e_c~0); 1100#L514-1 assume !(1 == ~e_e~0); 1111#L519-1 assume !(1 == ~e_f~0); 1117#L524-1 assume !(1 == ~e_g~0); 1118#L529-1 assume !(1 == ~e_c~0); 1042#L534-1 assume !(1 == ~e_wl~0); 1043#L676-1 [2024-11-08 16:21:15,925 INFO L747 eck$LassoCheckResult]: Loop: 1043#L676-1 assume !false; 1044#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1069#L381 assume !false; 1112#L299 assume !(0 == ~wl_st~0); 1113#L303 assume !(0 == ~c1_st~0); 1165#L306 assume !(0 == ~c2_st~0); 1158#L309 assume !(0 == ~wb_st~0); 1159#L312 assume !(0 == ~r_st~0); 1160#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1119#L552 assume !(1 == ~c_req_up~0); 1120#L552-2 start_simulation_~kernel_st~0#1 := 3; 1066#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1067#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 1047#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 1048#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 1057#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 1058#L584-1 assume 1 == ~wl_pc~0; 1126#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 1127#L597 assume !(1 == ~c1_pc~0); 1093#L607 assume !(1 == ~c2_pc~0); 1095#L616 assume !(1 == ~wb_pc~0); 1147#L625 assume !(1 == ~e_c~0); 1139#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1133#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1134#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1149#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1116#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 1079#L659-1 assume 0 == ~wl_st~0; 1043#L676-1 [2024-11-08 16:21:15,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:15,926 INFO L85 PathProgramCache]: Analyzing trace with hash 255605079, now seen corresponding path program 1 times [2024-11-08 16:21:15,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:15,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835196544] [2024-11-08 16:21:15,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:15,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:15,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:16,017 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:16,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:16,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 4 times [2024-11-08 16:21:16,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:16,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280584948] [2024-11-08 16:21:16,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:16,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:16,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:16,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280584948] [2024-11-08 16:21:16,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280584948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:16,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:16,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:16,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926766483] [2024-11-08 16:21:16,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:16,051 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:16,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:16,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:16,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:16,052 INFO L87 Difference]: Start difference. First operand 125 states and 216 transitions. cyclomatic complexity: 92 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-08 16:21:16,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:16,122 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2024-11-08 16:21:16,122 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 157 states and 276 transitions. [2024-11-08 16:21:16,124 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 110 [2024-11-08 16:21:16,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 157 states to 157 states and 276 transitions. [2024-11-08 16:21:16,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 157 [2024-11-08 16:21:16,128 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 157 [2024-11-08 16:21:16,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 157 states and 276 transitions. [2024-11-08 16:21:16,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:16,129 INFO L218 hiAutomatonCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-08 16:21:16,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states and 276 transitions. [2024-11-08 16:21:16,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-08 16:21:16,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 157 states have (on average 1.7579617834394905) internal successors, (276), 156 states have internal predecessors, (276), 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) [2024-11-08 16:21:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 276 transitions. [2024-11-08 16:21:16,137 INFO L240 hiAutomatonCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-08 16:21:16,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:16,138 INFO L425 stractBuchiCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-08 16:21:16,139 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-08 16:21:16,139 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 157 states and 276 transitions. [2024-11-08 16:21:16,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 110 [2024-11-08 16:21:16,141 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:16,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:16,142 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:16,142 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:16,142 INFO L745 eck$LassoCheckResult]: Stem: 1373#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1374#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1403#L408 assume !(1 == ~c_req_up~0); 1366#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1444#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1455#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1429#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1430#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1410#L439-1 assume !(0 == ~e_f~0); 1333#L444-1 assume !(0 == ~e_g~0); 1334#L449-1 assume !(0 == ~e_e~0); 1423#L454-1 assume 0 == ~e_c~0;~e_c~0 := 1; 1424#L459-1 assume !(0 == ~e_wl~0); 1375#L464-1 assume !(1 == ~wl_pc~0); 1376#$Ultimate##44 assume !(2 == ~wl_pc~0); 1371#L477 assume !(1 == ~c1_pc~0); 1359#L487 assume !(1 == ~c2_pc~0); 1361#L496 assume !(1 == ~wb_pc~0); 1387#L505 assume 1 == ~e_c~0;~r_st~0 := 0; 1388#L514-1 assume !(1 == ~e_e~0); 1399#L519-1 assume !(1 == ~e_f~0); 1405#L524-1 assume !(1 == ~e_g~0); 1406#L529-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1330#L534-1 assume !(1 == ~e_wl~0); 1331#L676-1 [2024-11-08 16:21:16,143 INFO L747 eck$LassoCheckResult]: Loop: 1331#L676-1 assume !false; 1332#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1357#L381 assume !false; 1400#L299 assume !(0 == ~wl_st~0); 1401#L303 assume !(0 == ~c1_st~0); 1454#L306 assume !(0 == ~c2_st~0); 1447#L309 assume !(0 == ~wb_st~0); 1448#L312 assume !(0 == ~r_st~0); 1449#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1407#L552 assume !(1 == ~c_req_up~0); 1408#L552-2 start_simulation_~kernel_st~0#1 := 3; 1354#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1355#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 1335#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 1336#L574-1 assume !(0 == ~e_c~0); 1456#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 1486#L584-1 assume 1 == ~wl_pc~0; 1484#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 1482#L597 assume !(1 == ~c1_pc~0); 1480#L607 assume !(1 == ~c2_pc~0); 1478#L616 assume !(1 == ~wb_pc~0); 1476#L625 assume !(1 == ~e_c~0); 1475#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1474#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1473#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1472#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1404#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 1367#L659-1 assume 0 == ~wl_st~0; 1331#L676-1 [2024-11-08 16:21:16,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:16,143 INFO L85 PathProgramCache]: Analyzing trace with hash 785152729, now seen corresponding path program 1 times [2024-11-08 16:21:16,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:16,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936559071] [2024-11-08 16:21:16,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:16,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:16,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:16,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936559071] [2024-11-08 16:21:16,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936559071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:16,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:16,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:21:16,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512912002] [2024-11-08 16:21:16,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:16,247 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:16,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:16,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1498834515, now seen corresponding path program 1 times [2024-11-08 16:21:16,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:16,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414926145] [2024-11-08 16:21:16,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:16,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:16,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:16,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414926145] [2024-11-08 16:21:16,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414926145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:16,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:16,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:16,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421083043] [2024-11-08 16:21:16,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:16,295 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:16,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:16,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:21:16,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:21:16,300 INFO L87 Difference]: Start difference. First operand 157 states and 276 transitions. cyclomatic complexity: 120 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 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) [2024-11-08 16:21:16,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:16,535 INFO L93 Difference]: Finished difference Result 287 states and 496 transitions. [2024-11-08 16:21:16,535 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 287 states and 496 transitions. [2024-11-08 16:21:16,538 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 200 [2024-11-08 16:21:16,541 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 287 states to 287 states and 496 transitions. [2024-11-08 16:21:16,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 287 [2024-11-08 16:21:16,542 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 287 [2024-11-08 16:21:16,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 287 states and 496 transitions. [2024-11-08 16:21:16,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:21:16,544 INFO L218 hiAutomatonCegarLoop]: Abstraction has 287 states and 496 transitions. [2024-11-08 16:21:16,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states and 496 transitions. [2024-11-08 16:21:16,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 274. [2024-11-08 16:21:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 274 states have (on average 1.7372262773722629) internal successors, (476), 273 states have internal predecessors, (476), 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) [2024-11-08 16:21:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 476 transitions. [2024-11-08 16:21:16,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 274 states and 476 transitions. [2024-11-08 16:21:16,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:21:16,561 INFO L425 stractBuchiCegarLoop]: Abstraction has 274 states and 476 transitions. [2024-11-08 16:21:16,561 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-08 16:21:16,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 274 states and 476 transitions. [2024-11-08 16:21:16,564 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 200 [2024-11-08 16:21:16,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:16,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:16,565 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:16,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:16,566 INFO L745 eck$LassoCheckResult]: Stem: 1828#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1859#L408 assume !(1 == ~c_req_up~0); 1821#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1966#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1965#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1964#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1963#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1866#L439-1 assume !(0 == ~e_f~0); 1787#L444-1 assume !(0 == ~e_g~0); 1788#L449-1 assume !(0 == ~e_e~0); 1879#L454-1 assume !(0 == ~e_c~0); 1880#L459-1 assume !(0 == ~e_wl~0); 1942#L464-1 assume !(1 == ~wl_pc~0); 1940#$Ultimate##44 assume !(2 == ~wl_pc~0); 1938#L477 assume !(1 == ~c1_pc~0); 1936#L487 assume !(1 == ~c2_pc~0); 1934#L496 assume !(1 == ~wb_pc~0); 1932#L505 assume 1 == ~e_c~0;~r_st~0 := 0; 1843#L514-1 assume !(1 == ~e_e~0); 1854#L519-1 assume !(1 == ~e_f~0); 1860#L524-1 assume !(1 == ~e_g~0); 1861#L529-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1926#L534-1 assume !(1 == ~e_wl~0); 2022#L676-1 [2024-11-08 16:21:16,566 INFO L747 eck$LassoCheckResult]: Loop: 2022#L676-1 assume !false; 1982#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1981#L381 assume !false; 1980#L299 assume !(0 == ~wl_st~0); 1979#L303 assume !(0 == ~c1_st~0); 1978#L306 assume !(0 == ~c2_st~0); 1977#L309 assume !(0 == ~wb_st~0); 1976#L312 assume !(0 == ~r_st~0); 1911#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1912#L552 assume !(1 == ~c_req_up~0); 1973#L552-2 start_simulation_~kernel_st~0#1 := 3; 1971#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1972#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 2057#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 2056#L574-1 assume !(0 == ~e_c~0); 1968#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 2055#L584-1 assume 1 == ~wl_pc~0; 2053#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 2051#L597 assume !(1 == ~c1_pc~0); 2049#L607 assume !(1 == ~c2_pc~0); 2047#L616 assume !(1 == ~wb_pc~0); 2045#L625 assume 1 == ~e_c~0;~r_st~0 := 0; 1883#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1877#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1878#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1896#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1897#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 2025#L659-1 assume 0 == ~wl_st~0; 2022#L676-1 [2024-11-08 16:21:16,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:16,567 INFO L85 PathProgramCache]: Analyzing trace with hash 198346715, now seen corresponding path program 1 times [2024-11-08 16:21:16,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:16,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826494733] [2024-11-08 16:21:16,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:16,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:16,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:16,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826494733] [2024-11-08 16:21:16,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826494733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:16,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:16,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:16,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980337713] [2024-11-08 16:21:16,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:16,638 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:16,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:16,640 INFO L85 PathProgramCache]: Analyzing trace with hash -276172847, now seen corresponding path program 1 times [2024-11-08 16:21:16,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:16,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223882741] [2024-11-08 16:21:16,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:16,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:16,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:16,671 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:17,205 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:17,206 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:17,206 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:17,206 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:17,206 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:21:17,207 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:17,207 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:17,207 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:17,207 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration7_Loop [2024-11-08 16:21:17,207 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:17,207 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:17,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,682 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:17,683 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:21:17,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:17,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:17,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:17,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-08 16:21:17,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:17,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:17,732 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:17,732 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:17,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-08 16:21:17,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:17,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:17,764 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:17,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-08 16:21:17,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:17,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:17,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:17,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:17,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:17,801 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:17,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 16:21:17,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:21:17,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:17,831 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 16:21:17,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 16:21:17,857 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:17,858 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:17,858 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:17,858 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:17,858 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:21:17,858 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:17,859 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:17,859 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:17,859 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration7_Loop [2024-11-08 16:21:17,859 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:17,860 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:17,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:17,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:18,366 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:18,371 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:21:18,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:18,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:18,375 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:18,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 16:21:18,379 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 [2024-11-08 16:21:18,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:18,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:18,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:18,399 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:18,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:18,409 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:18,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:18,414 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:18,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-08 16:21:18,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:18,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:18,441 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:18,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 16:21:18,445 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 [2024-11-08 16:21:18,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:18,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:18,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:18,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:18,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:18,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:18,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:18,469 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:21:18,474 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:21:18,474 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:21:18,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:18,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:18,484 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:18,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 16:21:18,488 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:21:18,489 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:21:18,489 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:21:18,490 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_c~0) = -2*~e_c~0 + 3 Supporting invariants [] [2024-11-08 16:21:18,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-08 16:21:18,515 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 16:21:18,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:18,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:21:18,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:18,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 16:21:18,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:18,882 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 [2024-11-08 16:21:18,884 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 274 states and 476 transitions. cyclomatic complexity: 204 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:19,062 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 274 states and 476 transitions. cyclomatic complexity: 204. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 760 states and 1300 transitions. Complement of second has 7 states. [2024-11-08 16:21:19,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:21:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 384 transitions. [2024-11-08 16:21:19,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-08 16:21:19,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:19,071 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-08 16:21:19,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:19,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-08 16:21:19,076 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:19,076 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 760 states and 1300 transitions. [2024-11-08 16:21:19,090 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 494 [2024-11-08 16:21:19,096 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 760 states to 756 states and 1292 transitions. [2024-11-08 16:21:19,096 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 570 [2024-11-08 16:21:19,098 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 573 [2024-11-08 16:21:19,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 756 states and 1292 transitions. [2024-11-08 16:21:19,099 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:19,099 INFO L218 hiAutomatonCegarLoop]: Abstraction has 756 states and 1292 transitions. [2024-11-08 16:21:19,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states and 1292 transitions. [2024-11-08 16:21:19,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 637. [2024-11-08 16:21:19,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 637 states have (on average 1.7095761381475667) internal successors, (1089), 636 states have internal predecessors, (1089), 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) [2024-11-08 16:21:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 1089 transitions. [2024-11-08 16:21:19,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 637 states and 1089 transitions. [2024-11-08 16:21:19,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:19,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:19,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:19,144 INFO L87 Difference]: Start difference. First operand 637 states and 1089 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2024-11-08 16:21:19,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:19,200 INFO L93 Difference]: Finished difference Result 923 states and 1560 transitions. [2024-11-08 16:21:19,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 923 states and 1560 transitions. [2024-11-08 16:21:19,209 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 566 [2024-11-08 16:21:19,215 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 923 states to 745 states and 1260 transitions. [2024-11-08 16:21:19,215 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 646 [2024-11-08 16:21:19,216 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 651 [2024-11-08 16:21:19,216 INFO L73 IsDeterministic]: Start isDeterministic. Operand 745 states and 1260 transitions. [2024-11-08 16:21:19,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:19,218 INFO L218 hiAutomatonCegarLoop]: Abstraction has 745 states and 1260 transitions. [2024-11-08 16:21:19,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states and 1260 transitions. [2024-11-08 16:21:19,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 466. [2024-11-08 16:21:19,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 466 states have (on average 1.703862660944206) internal successors, (794), 465 states have internal predecessors, (794), 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) [2024-11-08 16:21:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 794 transitions. [2024-11-08 16:21:19,234 INFO L240 hiAutomatonCegarLoop]: Abstraction has 466 states and 794 transitions. [2024-11-08 16:21:19,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:19,235 INFO L425 stractBuchiCegarLoop]: Abstraction has 466 states and 794 transitions. [2024-11-08 16:21:19,235 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-08 16:21:19,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 466 states and 794 transitions. [2024-11-08 16:21:19,239 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 294 [2024-11-08 16:21:19,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:19,239 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:19,241 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:19,241 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:19,241 INFO L745 eck$LassoCheckResult]: Stem: 4635#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 4636#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 4688#L408 assume !(1 == ~c_req_up~0); 4762#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 4763#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 4790#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 4735#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 4736#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 4699#L439-1 assume !(0 == ~e_f~0); 4563#L444-1 assume !(0 == ~e_g~0); 4564#L449-1 assume !(0 == ~e_e~0); 4724#L454-1 assume !(0 == ~e_c~0); 4725#L459-1 assume !(0 == ~e_wl~0); 4781#L464-1 assume !(1 == ~wl_pc~0); 4777#$Ultimate##44 assume !(2 == ~wl_pc~0); 4633#L477 assume !(1 == ~c1_pc~0); 4614#L487 assume !(1 == ~c2_pc~0); 4616#L496 assume !(1 == ~wb_pc~0); 4658#L505 assume !(1 == ~e_c~0); 4659#L514-1 assume !(1 == ~e_e~0); 4795#L519-1 assume 1 == ~e_f~0;~e_f~0 := 2; 4691#L524-1 assume !(1 == ~e_g~0); 4692#L529-1 assume !(1 == ~e_c~0); 4558#L534-1 assume !(1 == ~e_wl~0); 4559#L676-1 [2024-11-08 16:21:19,245 INFO L747 eck$LassoCheckResult]: Loop: 4559#L676-1 assume !false; 4560#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 4608#L381 assume !false; 4682#L299 assume !(0 == ~wl_st~0); 4683#L303 assume !(0 == ~c1_st~0); 4787#L306 assume !(0 == ~c2_st~0); 4769#L309 assume !(0 == ~wb_st~0); 4770#L312 assume !(0 == ~r_st~0); 4773#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 4693#L552 assume !(1 == ~c_req_up~0); 4694#L552-2 start_simulation_~kernel_st~0#1 := 3; 4732#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 4613#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 4565#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 4566#L574-1 assume !(0 == ~e_c~0); 4585#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 4586#L584-1 assume 1 == ~wl_pc~0; 4706#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 4707#L597 assume !(1 == ~c1_pc~0); 4646#L607 assume !(1 == ~c2_pc~0); 4648#L616 assume !(1 == ~wb_pc~0); 4744#L625 assume !(1 == ~e_c~0); 4730#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 4720#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 4721#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 4749#L649-1 assume !(1 == ~e_c~0); 4689#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 4625#L659-1 assume 0 == ~wl_st~0; 4559#L676-1 [2024-11-08 16:21:19,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:19,246 INFO L85 PathProgramCache]: Analyzing trace with hash 255545497, now seen corresponding path program 1 times [2024-11-08 16:21:19,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:19,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262623291] [2024-11-08 16:21:19,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:19,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:19,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:19,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262623291] [2024-11-08 16:21:19,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262623291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:19,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:19,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:21:19,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636441435] [2024-11-08 16:21:19,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:19,348 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:19,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:19,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1498836437, now seen corresponding path program 1 times [2024-11-08 16:21:19,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:19,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753020537] [2024-11-08 16:21:19,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:19,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:19,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:19,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:19,645 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:19,646 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:19,646 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:19,646 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:19,646 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:21:19,646 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:19,646 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:19,647 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:19,647 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration8_Loop [2024-11-08 16:21:19,647 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:19,647 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:19,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:19,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-08 16:21:20,128 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:20,128 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:21:20,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 16:21:20,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,173 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,173 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-08 16:21:20,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,199 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 16:21:20,205 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,237 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,237 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-08 16:21:20,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 16:21:20,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,287 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,287 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet6#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-08 16:21:20,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,313 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 16:21:20,321 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,321 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,342 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,343 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet8#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-08 16:21:20,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,369 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 16:21:20,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,372 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,399 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,399 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c1_st~0=4} Honda state: {~c1_st~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:20,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,417 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 16:21:20,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,419 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,444 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:20,444 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~wb_st~0=-1} Honda state: {~wb_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:20,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:20,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,461 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-08 16:21:20,464 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:20,464 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:20,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:20,509 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:20,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-08 16:21:20,514 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:21:20,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:20,538 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 16:21:20,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-08 16:21:20,561 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:20,561 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:20,562 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:20,562 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:20,562 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:21:20,562 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,562 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:20,562 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:20,562 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration8_Loop [2024-11-08 16:21:20,562 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:20,562 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:20,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:20,996 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:20,996 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:21:20,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:20,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,001 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-08 16:21:21,006 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 [2024-11-08 16:21:21,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,024 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:21,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,026 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:21,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,029 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-08 16:21:21,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,052 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-08 16:21:21,056 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 [2024-11-08 16:21:21,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,074 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:21,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:21,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,078 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-08 16:21:21,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,103 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-08 16:21:21,107 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 [2024-11-08 16:21:21,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:21,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:21,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:21,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,158 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-08 16:21:21,162 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 [2024-11-08 16:21:21,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:21,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:21,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,183 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:21,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,209 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-08 16:21:21,213 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 [2024-11-08 16:21:21,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,232 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:21,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,236 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:21,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-08 16:21:21,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,269 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-08 16:21:21,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:21:21,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,290 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:21,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,291 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:21,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:21,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:21,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,318 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-08 16:21:21,323 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 [2024-11-08 16:21:21,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:21,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:21,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:21,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:21,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:21,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:21,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:21,348 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:21:21,354 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:21:21,354 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:21:21,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:21,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:21,357 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:21,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-08 16:21:21,360 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:21:21,360 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:21:21,360 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:21:21,361 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_f~0) = -1*~e_f~0 + 1 Supporting invariants [] [2024-11-08 16:21:21,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:21,384 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 16:21:21,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:21,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:21:21,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:21,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 16:21:21,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:21,632 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 [2024-11-08 16:21:21,632 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 466 states and 794 transitions. cyclomatic complexity: 331 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:21,711 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 466 states and 794 transitions. cyclomatic complexity: 331. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 1443 states and 2449 transitions. Complement of second has 5 states. [2024-11-08 16:21:21,712 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 [2024-11-08 16:21:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 371 transitions. [2024-11-08 16:21:21,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-08 16:21:21,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:21,716 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-08 16:21:21,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:21,717 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-08 16:21:21,718 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:21,719 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1443 states and 2449 transitions. [2024-11-08 16:21:21,731 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 778 [2024-11-08 16:21:21,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1443 states to 1428 states and 2426 transitions. [2024-11-08 16:21:21,741 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 868 [2024-11-08 16:21:21,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 876 [2024-11-08 16:21:21,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1428 states and 2426 transitions. [2024-11-08 16:21:21,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:21,743 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1428 states and 2426 transitions. [2024-11-08 16:21:21,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states and 2426 transitions. [2024-11-08 16:21:21,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1108. [2024-11-08 16:21:21,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.71028880866426) internal successors, (1895), 1107 states have internal predecessors, (1895), 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) [2024-11-08 16:21:21,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1895 transitions. [2024-11-08 16:21:21,776 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1895 transitions. [2024-11-08 16:21:21,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:21,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:21:21,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:21:21,777 INFO L87 Difference]: Start difference. First operand 1108 states and 1895 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 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) [2024-11-08 16:21:21,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:21,957 INFO L93 Difference]: Finished difference Result 1431 states and 2435 transitions. [2024-11-08 16:21:21,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1431 states and 2435 transitions. [2024-11-08 16:21:21,970 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 625 [2024-11-08 16:21:21,979 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1431 states to 1431 states and 2435 transitions. [2024-11-08 16:21:21,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 787 [2024-11-08 16:21:21,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 787 [2024-11-08 16:21:21,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1431 states and 2435 transitions. [2024-11-08 16:21:21,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:21,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1431 states and 2435 transitions. [2024-11-08 16:21:21,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states and 2435 transitions. [2024-11-08 16:21:22,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1319. [2024-11-08 16:21:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1319 states have (on average 1.7088703563305534) internal successors, (2254), 1318 states have internal predecessors, (2254), 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) [2024-11-08 16:21:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 2254 transitions. [2024-11-08 16:21:22,052 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1319 states and 2254 transitions. [2024-11-08 16:21:22,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:21:22,054 INFO L425 stractBuchiCegarLoop]: Abstraction has 1319 states and 2254 transitions. [2024-11-08 16:21:22,054 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-08 16:21:22,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1319 states and 2254 transitions. [2024-11-08 16:21:22,064 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 539 [2024-11-08 16:21:22,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:22,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:22,067 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:22,067 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:22,069 INFO L745 eck$LassoCheckResult]: Stem: 9266#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 9267#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 9320#L408 assume !(1 == ~c_req_up~0); 9255#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 9458#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 9459#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 9372#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 9373#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 9332#L439-1 assume !(0 == ~e_f~0); 9193#L444-1 assume !(0 == ~e_g~0); 9194#L449-1 assume !(0 == ~e_e~0); 9357#L454-1 assume !(0 == ~e_c~0); 9358#L459-1 assume !(0 == ~e_wl~0); 9268#L464-1 assume !(1 == ~wl_pc~0); 9269#$Ultimate##44 assume !(2 == ~wl_pc~0); 9264#L477 assume !(1 == ~c1_pc~0); 9251#L487 assume !(1 == ~c2_pc~0); 9253#L496 assume !(1 == ~wb_pc~0); 9289#L505 assume !(1 == ~e_c~0); 9290#L514-1 assume !(1 == ~e_e~0); 9317#L519-1 assume !(1 == ~e_f~0); 9324#L524-1 assume !(1 == ~e_g~0); 9325#L529-1 assume !(1 == ~e_c~0); 9186#L534-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 9187#L676-1 [2024-11-08 16:21:22,070 INFO L747 eck$LassoCheckResult]: Loop: 9187#L676-1 assume !false; 10301#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 10302#L381 assume !false; 10270#L299 assume !(0 == ~wl_st~0); 10271#L303 assume !(0 == ~c1_st~0); 10263#L306 assume !(0 == ~c2_st~0); 10264#L309 assume !(0 == ~wb_st~0); 10255#L312 assume !(0 == ~r_st~0); 10257#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 10185#L552 assume !(1 == ~c_req_up~0); 10186#L552-2 start_simulation_~kernel_st~0#1 := 3; 10494#L564 assume !(0 == ~e_f~0); 10493#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 10492#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 10490#L574-1 assume !(0 == ~e_c~0); 10488#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 10486#L584-1 assume 1 == ~wl_pc~0; 10483#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 10478#L597 assume !(1 == ~c1_pc~0); 10474#L607 assume !(1 == ~c2_pc~0); 10471#L616 assume !(1 == ~wb_pc~0); 10468#L625 assume !(1 == ~e_c~0); 10466#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 9353#L639-1 assume !(1 == ~e_f~0); 9354#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 10351#L649-1 assume !(1 == ~e_c~0); 10352#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 10327#L659-1 assume 0 == ~wl_st~0; 9187#L676-1 [2024-11-08 16:21:22,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-08 16:21:22,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:22,073 INFO L85 PathProgramCache]: Analyzing trace with hash 255605077, now seen corresponding path program 1 times [2024-11-08 16:21:22,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:22,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061338250] [2024-11-08 16:21:22,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:22,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:22,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:22,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061338250] [2024-11-08 16:21:22,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061338250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:22,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:22,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:22,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328877656] [2024-11-08 16:21:22,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:22,153 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:22,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:22,154 INFO L85 PathProgramCache]: Analyzing trace with hash -87664423, now seen corresponding path program 1 times [2024-11-08 16:21:22,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:22,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042660399] [2024-11-08 16:21:22,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:22,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:22,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:22,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:22,491 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:22,491 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:22,492 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:22,492 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:22,492 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:21:22,492 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:22,492 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:22,492 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:22,492 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration9_Loop [2024-11-08 16:21:22,493 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:22,493 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:22,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:22,914 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:22,914 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:21:22,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:22,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:22,921 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:22,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-08 16:21:22,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:22,924 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:22,945 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:22,945 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet4#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:22,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:22,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:22,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:22,970 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:22,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-08 16:21:22,973 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:22,973 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:23,005 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:23,005 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:23,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-08 16:21:23,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,030 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-08 16:21:23,036 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:23,036 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:23,057 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:23,058 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:23,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:23,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,084 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-08 16:21:23,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:23,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:23,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-08 16:21:23,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,135 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-08 16:21:23,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:21:23,139 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:23,163 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 16:21:23,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:23,185 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:23,185 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:23,186 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:23,186 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:23,186 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:21:23,186 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,186 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:23,186 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:23,186 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration9_Loop [2024-11-08 16:21:23,186 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:23,186 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:23,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:23,594 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:23,594 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:21:23,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,597 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-08 16:21:23,600 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 [2024-11-08 16:21:23,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:23,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:23,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:23,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:23,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:23,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:23,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:23,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:23,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-08 16:21:23,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,646 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-08 16:21:23,649 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 [2024-11-08 16:21:23,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:23,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:23,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:23,667 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:23,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:23,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:23,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:23,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:23,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:23,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,698 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-08 16:21:23,701 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 [2024-11-08 16:21:23,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:23,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:23,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:23,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:23,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:23,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:23,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:23,722 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:23,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-08 16:21:23,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,747 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-08 16:21:23,751 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 [2024-11-08 16:21:23,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:23,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:23,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:23,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:23,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:23,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:23,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:23,775 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:21:23,779 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:21:23,780 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:21:23,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:23,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:23,782 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:23,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-08 16:21:23,785 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:21:23,785 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:21:23,785 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:21:23,785 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_e~0) = -1*~e_e~0 + 1 Supporting invariants [] [2024-11-08 16:21:23,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:23,809 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 16:21:23,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:23,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:21:23,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:23,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 16:21:23,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:24,032 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 [2024-11-08 16:21:24,033 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1319 states and 2254 transitions. cyclomatic complexity: 943 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:24,091 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1319 states and 2254 transitions. cyclomatic complexity: 943. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 2277 states and 3875 transitions. Complement of second has 5 states. [2024-11-08 16:21:24,091 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 [2024-11-08 16:21:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-08 16:21:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2024-11-08 16:21:24,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-08 16:21:24,094 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:24,094 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-08 16:21:24,094 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:24,094 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-08 16:21:24,095 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:24,095 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2277 states and 3875 transitions. [2024-11-08 16:21:24,113 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 1135 [2024-11-08 16:21:24,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2277 states to 2277 states and 3875 transitions. [2024-11-08 16:21:24,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1280 [2024-11-08 16:21:24,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1294 [2024-11-08 16:21:24,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2277 states and 3875 transitions. [2024-11-08 16:21:24,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:24,178 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2277 states and 3875 transitions. [2024-11-08 16:21:24,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states and 3875 transitions. [2024-11-08 16:21:24,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-08 16:21:24,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 1998. [2024-11-08 16:21:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1998 states, 1998 states have (on average 1.7012012012012012) internal successors, (3399), 1997 states have internal predecessors, (3399), 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) [2024-11-08 16:21:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1998 states and 3399 transitions. [2024-11-08 16:21:24,231 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1998 states and 3399 transitions. [2024-11-08 16:21:24,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:24,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:21:24,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:21:24,232 INFO L87 Difference]: Start difference. First operand 1998 states and 3399 transitions. Second operand has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 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) [2024-11-08 16:21:24,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:24,376 INFO L93 Difference]: Finished difference Result 2938 states and 4981 transitions. [2024-11-08 16:21:24,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2938 states and 4981 transitions. [2024-11-08 16:21:24,399 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1312 [2024-11-08 16:21:24,417 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2938 states to 2938 states and 4981 transitions. [2024-11-08 16:21:24,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1575 [2024-11-08 16:21:24,420 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1575 [2024-11-08 16:21:24,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2938 states and 4981 transitions. [2024-11-08 16:21:24,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:24,422 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2938 states and 4981 transitions. [2024-11-08 16:21:24,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2938 states and 4981 transitions. [2024-11-08 16:21:24,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2644. [2024-11-08 16:21:24,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2644 states have (on average 1.7042360060514372) internal successors, (4506), 2643 states have internal predecessors, (4506), 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) [2024-11-08 16:21:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 4506 transitions. [2024-11-08 16:21:24,487 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2644 states and 4506 transitions. [2024-11-08 16:21:24,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:21:24,488 INFO L425 stractBuchiCegarLoop]: Abstraction has 2644 states and 4506 transitions. [2024-11-08 16:21:24,488 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-08 16:21:24,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2644 states and 4506 transitions. [2024-11-08 16:21:24,503 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1121 [2024-11-08 16:21:24,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:24,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:24,504 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:24,505 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:24,505 INFO L745 eck$LassoCheckResult]: Stem: 17978#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 17979#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 18031#L408 assume !(1 == ~c_req_up~0); 17967#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 18165#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 18166#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 18083#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 18084#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 18042#L439-1 assume !(0 == ~e_f~0); 18043#L444-1 assume !(0 == ~e_g~0); 18177#L449-1 assume !(0 == ~e_e~0); 18066#L454-1 assume !(0 == ~e_c~0); 18067#L459-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 18144#L464-1 assume !(1 == ~wl_pc~0); 18729#$Ultimate##44 assume !(2 == ~wl_pc~0); 18719#L477 assume !(1 == ~c1_pc~0); 18713#L487 assume !(1 == ~c2_pc~0); 18707#L496 assume !(1 == ~wb_pc~0); 18701#L505 assume !(1 == ~e_c~0); 18698#L514-1 assume !(1 == ~e_e~0); 18697#L519-1 assume !(1 == ~e_f~0); 18694#L524-1 assume !(1 == ~e_g~0); 18692#L529-1 assume !(1 == ~e_c~0); 18678#L534-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 18666#L676-1 assume !false; 18667#L546 [2024-11-08 16:21:24,505 INFO L747 eck$LassoCheckResult]: Loop: 18667#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 19689#L381 assume !false; 19680#L299 assume !(0 == ~wl_st~0); 19681#L303 assume !(0 == ~c1_st~0); 19684#L306 assume !(0 == ~c2_st~0); 19685#L309 assume !(0 == ~wb_st~0); 19682#L312 assume !(0 == ~r_st~0); 19683#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 19782#L552 assume !(1 == ~c_req_up~0); 19781#L552-2 start_simulation_~kernel_st~0#1 := 3; 19780#L564 assume !(0 == ~e_f~0); 19779#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 19778#L569-1 assume !(0 == ~e_e~0); 19777#L574-1 assume !(0 == ~e_c~0); 19775#L579-1 assume !(0 == ~e_wl~0); 19776#L584-1 assume !(1 == ~wl_pc~0); 19765#$Ultimate##254 assume !(2 == ~wl_pc~0); 19768#L597 assume !(1 == ~c1_pc~0); 19762#L607 assume !(1 == ~c2_pc~0); 19758#L616 assume !(1 == ~wb_pc~0); 19754#L625 assume !(1 == ~e_c~0); 19751#L634-1 assume !(1 == ~e_e~0); 19747#L639-1 assume !(1 == ~e_f~0); 19746#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 19744#L649-1 assume !(1 == ~e_c~0); 19743#L654-1 assume !(1 == ~e_wl~0); 19731#L659-1 assume 0 == ~wl_st~0; 19727#L676-1 assume !false; 18667#L546 [2024-11-08 16:21:24,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:24,506 INFO L85 PathProgramCache]: Analyzing trace with hash -79371013, now seen corresponding path program 1 times [2024-11-08 16:21:24,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:24,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431450103] [2024-11-08 16:21:24,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:24,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:24,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:24,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431450103] [2024-11-08 16:21:24,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431450103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:24,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:24,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:21:24,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333307745] [2024-11-08 16:21:24,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:24,559 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:24,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:24,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1263856000, now seen corresponding path program 1 times [2024-11-08 16:21:24,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:24,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242551415] [2024-11-08 16:21:24,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:24,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:24,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242551415] [2024-11-08 16:21:24,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242551415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:24,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:24,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:24,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800580817] [2024-11-08 16:21:24,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:24,584 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:24,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:24,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:21:24,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:21:24,585 INFO L87 Difference]: Start difference. First operand 2644 states and 4506 transitions. cyclomatic complexity: 1874 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2024-11-08 16:21:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:24,697 INFO L93 Difference]: Finished difference Result 2893 states and 4785 transitions. [2024-11-08 16:21:24,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2893 states and 4785 transitions. [2024-11-08 16:21:24,717 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1060 [2024-11-08 16:21:24,733 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2893 states to 2893 states and 4785 transitions. [2024-11-08 16:21:24,734 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1222 [2024-11-08 16:21:24,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1222 [2024-11-08 16:21:24,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2893 states and 4785 transitions. [2024-11-08 16:21:24,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:24,736 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2893 states and 4785 transitions. [2024-11-08 16:21:24,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2893 states and 4785 transitions. [2024-11-08 16:21:24,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2893 to 2569. [2024-11-08 16:21:24,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2569 states have (on average 1.6679641884001557) internal successors, (4285), 2568 states have internal predecessors, (4285), 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) [2024-11-08 16:21:24,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4285 transitions. [2024-11-08 16:21:24,797 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2569 states and 4285 transitions. [2024-11-08 16:21:24,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:21:24,799 INFO L425 stractBuchiCegarLoop]: Abstraction has 2569 states and 4285 transitions. [2024-11-08 16:21:24,799 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-08 16:21:24,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2569 states and 4285 transitions. [2024-11-08 16:21:24,810 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 876 [2024-11-08 16:21:24,811 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:24,811 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:24,813 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:24,814 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:24,814 INFO L745 eck$LassoCheckResult]: Stem: 23521#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 23522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 23575#L408 assume !(1 == ~c_req_up~0); 23510#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 23667#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 23717#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 23626#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 23627#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 23710#L439-1 assume !(0 == ~e_f~0); 23451#L444-1 assume !(0 == ~e_g~0); 23452#L449-1 assume !(0 == ~e_e~0); 23610#L454-1 assume !(0 == ~e_c~0); 23611#L459-1 assume !(0 == ~e_wl~0); 23755#L464-1 assume !(1 == ~wl_pc~0); 23751#$Ultimate##44 assume !(2 == ~wl_pc~0); 23750#L477 assume !(1 == ~c1_pc~0); 23746#L487 assume !(1 == ~c2_pc~0); 23738#L496 assume !(1 == ~wb_pc~0); 23544#L505 assume !(1 == ~e_c~0); 23545#L514-1 assume !(1 == ~e_e~0); 23567#L519-1 assume !(1 == ~e_f~0); 23576#L524-1 assume !(1 == ~e_g~0); 23577#L529-1 assume !(1 == ~e_c~0); 23445#L534-1 assume !(1 == ~e_wl~0); 23446#L676-1 assume !false; 23448#L546 [2024-11-08 16:21:24,817 INFO L747 eck$LassoCheckResult]: Loop: 23448#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 23494#L381 assume !false; 23568#L299 assume !(0 == ~wl_st~0); 23569#L303 assume !(0 == ~c1_st~0); 23713#L306 assume !(0 == ~c2_st~0); 23674#L309 assume !(0 == ~wb_st~0); 23675#L312 assume !(0 == ~r_st~0); 23678#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 23679#L552 assume !(1 == ~c_req_up~0); 25847#L552-2 start_simulation_~kernel_st~0#1 := 3; 25845#L564 assume !(0 == ~e_f~0); 25844#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 25842#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 23720#L574-1 assume !(0 == ~e_c~0); 23721#L579-1 assume !(0 == ~e_wl~0); 25035#L584-1 assume !(1 == ~wl_pc~0); 25028#$Ultimate##254 assume !(2 == ~wl_pc~0); 25739#L597 assume !(1 == ~c1_pc~0); 25730#L607 assume !(1 == ~c2_pc~0); 25727#L616 assume !(1 == ~wb_pc~0); 25725#L625 assume !(1 == ~e_c~0); 23622#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 23606#L639-1 assume !(1 == ~e_f~0); 23607#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 23648#L649-1 assume !(1 == ~e_c~0); 23578#L654-1 assume !(1 == ~e_wl~0); 23511#L659-1 assume 0 == ~wl_st~0; 23447#L676-1 assume !false; 23448#L546 [2024-11-08 16:21:24,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:24,818 INFO L85 PathProgramCache]: Analyzing trace with hash -666176965, now seen corresponding path program 1 times [2024-11-08 16:21:24,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:24,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181571386] [2024-11-08 16:21:24,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:24,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:24,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:24,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:24,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:24,847 INFO L85 PathProgramCache]: Analyzing trace with hash -2017795008, now seen corresponding path program 1 times [2024-11-08 16:21:24,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:24,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42307594] [2024-11-08 16:21:24,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:24,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:24,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:24,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42307594] [2024-11-08 16:21:24,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42307594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:24,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:24,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:24,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131567591] [2024-11-08 16:21:24,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:24,874 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:21:24,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:24,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:24,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:24,875 INFO L87 Difference]: Start difference. First operand 2569 states and 4285 transitions. cyclomatic complexity: 1726 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-08 16:21:24,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:24,936 INFO L93 Difference]: Finished difference Result 4144 states and 6828 transitions. [2024-11-08 16:21:24,937 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4144 states and 6828 transitions. [2024-11-08 16:21:24,960 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1410 [2024-11-08 16:21:25,030 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4144 states to 4144 states and 6828 transitions. [2024-11-08 16:21:25,031 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1578 [2024-11-08 16:21:25,033 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1578 [2024-11-08 16:21:25,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4144 states and 6828 transitions. [2024-11-08 16:21:25,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:25,034 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-08 16:21:25,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states and 6828 transitions. [2024-11-08 16:21:25,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 4144. [2024-11-08 16:21:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4144 states, 4144 states have (on average 1.6476833976833978) internal successors, (6828), 4143 states have internal predecessors, (6828), 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) [2024-11-08 16:21:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 6828 transitions. [2024-11-08 16:21:25,128 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-08 16:21:25,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:25,129 INFO L425 stractBuchiCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-08 16:21:25,129 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-08 16:21:25,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4144 states and 6828 transitions. [2024-11-08 16:21:25,146 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1410 [2024-11-08 16:21:25,146 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:25,146 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:25,147 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:25,147 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:25,147 INFO L745 eck$LassoCheckResult]: Stem: 30241#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 30242#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 30295#L408 assume !(1 == ~c_req_up~0); 30419#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 30470#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 30438#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 30439#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 30430#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 30431#L439-1 assume !(0 == ~e_f~0); 30170#L444-1 assume !(0 == ~e_g~0); 30171#L449-1 assume !(0 == ~e_e~0); 30330#L454-1 assume !(0 == ~e_c~0); 30331#L459-1 assume !(0 == ~e_wl~0); 30243#L464-1 assume !(1 == ~wl_pc~0); 30244#$Ultimate##44 assume !(2 == ~wl_pc~0); 30472#L477 assume !(1 == ~c1_pc~0); 30468#L487 assume !(1 == ~c2_pc~0); 30463#L496 assume !(1 == ~wb_pc~0); 30460#L505 assume !(1 == ~e_c~0); 30459#L514-1 assume !(1 == ~e_e~0); 30457#L519-1 assume !(1 == ~e_f~0); 30455#L524-1 assume !(1 == ~e_g~0); 30443#L529-1 assume !(1 == ~e_c~0); 30164#L534-1 assume !(1 == ~e_wl~0); 30165#L676-1 assume !false; 30499#L546 [2024-11-08 16:21:25,148 INFO L747 eck$LassoCheckResult]: Loop: 30499#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 33855#L381 assume !false; 31599#L299 assume !(0 == ~wl_st~0); 30289#L303 assume !(0 == ~c1_st~0); 30434#L306 assume !(0 == ~c2_st~0); 30396#L309 assume !(0 == ~wb_st~0); 30397#L312 assume !(0 == ~r_st~0); 30441#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 34161#L552 assume !(1 == ~c_req_up~0); 34159#L552-2 start_simulation_~kernel_st~0#1 := 3; 34157#L564 assume !(0 == ~e_f~0); 34156#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 34155#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 34154#L574-1 assume !(0 == ~e_c~0); 34004#L579-1 assume !(0 == ~e_wl~0); 34002#L584-1 assume !(1 == ~wl_pc~0); 34000#$Ultimate##254 assume 2 == ~wl_pc~0; 33998#L598 assume 1 == ~e_e~0;~wl_st~0 := 0; 33993#L597 assume !(1 == ~c1_pc~0); 33989#L607 assume !(1 == ~c2_pc~0); 33983#L616 assume !(1 == ~wb_pc~0); 33981#L625 assume !(1 == ~e_c~0); 33980#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 33978#L639-1 assume !(1 == ~e_f~0); 33976#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 33974#L649-1 assume !(1 == ~e_c~0); 30510#L654-1 assume !(1 == ~e_wl~0); 33957#L659-1 assume 0 == ~wl_st~0; 33956#L676-1 assume !false; 30499#L546 [2024-11-08 16:21:25,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:25,148 INFO L85 PathProgramCache]: Analyzing trace with hash -666176965, now seen corresponding path program 2 times [2024-11-08 16:21:25,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:25,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321668460] [2024-11-08 16:21:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:25,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:25,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:25,168 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:25,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:25,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1123807134, now seen corresponding path program 1 times [2024-11-08 16:21:25,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:25,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263305915] [2024-11-08 16:21:25,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:25,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:25,176 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:25,182 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:25,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:25,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1749884836, now seen corresponding path program 1 times [2024-11-08 16:21:25,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:25,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769401540] [2024-11-08 16:21:25,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:25,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:25,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:25,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769401540] [2024-11-08 16:21:25,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769401540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:25,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:25,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:25,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472256674] [2024-11-08 16:21:25,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:25,543 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:25,543 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:25,543 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:25,543 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:25,543 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:21:25,543 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:25,543 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:25,543 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:25,543 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration12_Loop [2024-11-08 16:21:25,543 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:25,544 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:25,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,632 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:25,959 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:25,959 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:21:25,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:25,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:25,962 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:25,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-08 16:21:25,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:25,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:25,988 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:25,988 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c1_st~0=4} Honda state: {~c1_st~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-08 16:21:26,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,005 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-08 16:21:26,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,024 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,024 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet7#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:26,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,040 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-08 16:21:26,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,070 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,070 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-08 16:21:26,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,098 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-08 16:21:26,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,124 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,124 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp___1~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp___1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:26,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,147 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-08 16:21:26,149 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,149 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,173 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,173 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~r_st~0=-1} Honda state: {~r_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:26,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,190 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-08 16:21:26,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,207 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,207 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp___2~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp___2~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:26,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,225 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-08 16:21:26,227 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,227 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,251 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,251 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_wl~0=-1} Honda state: {~e_wl~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-08 16:21:26,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,267 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-08 16:21:26,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,269 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,284 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,284 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet4#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:26,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,301 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-08 16:21:26,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,304 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,328 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,328 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-08 16:21:26,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,345 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-08 16:21:26,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,362 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,362 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet5#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-08 16:21:26,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,379 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-08 16:21:26,381 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,381 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,405 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:21:26,405 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~wb_st~0=-1} Honda state: {~wb_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:21:26,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-08 16:21:26,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,424 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-08 16:21:26,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:21:26,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-08 16:21:26,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,466 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-08 16:21:26,468 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:21:26,469 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:21:26,509 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 16:21:26,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-08 16:21:26,513 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:21:26,513 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:21:26,513 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:21:26,513 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:21:26,513 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:21:26,513 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,513 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:21:26,513 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:21:26,513 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration12_Loop [2024-11-08 16:21:26,514 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:21:26,514 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:21:26,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:21:26,947 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:21:26,947 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:21:26,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:26,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:26,952 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:26,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-08 16:21:26,955 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 [2024-11-08 16:21:26,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:26,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:26,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:26,974 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:26,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:26,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:26,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:26,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-08 16:21:27,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,004 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-08 16:21:27,007 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 [2024-11-08 16:21:27,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,025 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,026 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-08 16:21:27,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,055 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-08 16:21:27,059 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 [2024-11-08 16:21:27,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-08 16:21:27,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,105 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-08 16:21:27,107 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 [2024-11-08 16:21:27,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,129 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-08 16:21:27,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,153 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-08 16:21:27,156 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 [2024-11-08 16:21:27,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,175 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-08 16:21:27,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,205 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-08 16:21:27,207 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 [2024-11-08 16:21:27,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-08 16:21:27,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,256 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-08 16:21:27,261 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 [2024-11-08 16:21:27,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,278 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,279 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,305 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-08 16:21:27,307 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 [2024-11-08 16:21:27,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,323 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,352 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-08 16:21:27,355 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 [2024-11-08 16:21:27,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,374 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,393 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-08 16:21:27,395 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 [2024-11-08 16:21:27,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-08 16:21:27,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,427 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-08 16:21:27,428 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 [2024-11-08 16:21:27,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,442 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,443 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-08 16:21:27,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,461 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-08 16:21:27,463 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 [2024-11-08 16:21:27,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,480 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,482 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,510 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-08 16:21:27,512 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 [2024-11-08 16:21:27,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-08 16:21:27,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,548 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-08 16:21:27,550 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 [2024-11-08 16:21:27,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,564 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-08 16:21:27,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,582 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-08 16:21:27,584 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 [2024-11-08 16:21:27,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-08 16:21:27,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,617 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-08 16:21:27,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:21:27,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,633 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,660 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-08 16:21:27,662 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 [2024-11-08 16:21:27,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-08 16:21:27,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,697 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-08 16:21:27,699 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 [2024-11-08 16:21:27,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,731 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-08 16:21:27,733 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 [2024-11-08 16:21:27,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,750 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-08 16:21:27,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,765 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-08 16:21:27,768 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 [2024-11-08 16:21:27,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,783 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,784 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,786 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,801 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-08 16:21:27,803 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 [2024-11-08 16:21:27,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,817 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:21:27,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,818 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-08 16:21:27,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,820 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:21:27,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,835 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-08 16:21:27,837 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 [2024-11-08 16:21:27,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:21:27,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:21:27,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:21:27,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:21:27,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:21:27,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:21:27,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:21:27,855 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:21:27,858 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:21:27,858 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:21:27,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:21:27,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:27,859 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:27,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-08 16:21:27,861 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:21:27,861 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:21:27,861 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:21:27,861 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_e~0) = -1*~e_e~0 + 1 Supporting invariants [] [2024-11-08 16:21:27,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:27,877 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 16:21:27,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:27,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:21:27,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:27,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 16:21:27,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:21:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:28,096 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 [2024-11-08 16:21:28,097 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4144 states and 6828 transitions. cyclomatic complexity: 2694 Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2024-11-08 16:21:28,202 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4144 states and 6828 transitions. cyclomatic complexity: 2694. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 11107 states and 18362 transitions. Complement of second has 5 states. [2024-11-08 16:21:28,202 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 [2024-11-08 16:21:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2024-11-08 16:21:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 204 transitions. [2024-11-08 16:21:28,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 25 letters. Loop has 29 letters. [2024-11-08 16:21:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:28,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 54 letters. Loop has 29 letters. [2024-11-08 16:21:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:28,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 25 letters. Loop has 58 letters. [2024-11-08 16:21:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:21:28,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11107 states and 18362 transitions. [2024-11-08 16:21:28,260 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-08 16:21:28,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11107 states to 11107 states and 18362 transitions. [2024-11-08 16:21:28,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2841 [2024-11-08 16:21:28,325 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2890 [2024-11-08 16:21:28,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11107 states and 18362 transitions. [2024-11-08 16:21:28,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:28,325 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11107 states and 18362 transitions. [2024-11-08 16:21:28,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11107 states and 18362 transitions. [2024-11-08 16:21:28,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-08 16:21:28,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11107 to 11058. [2024-11-08 16:21:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11058 states, 11058 states have (on average 1.65283052993308) internal successors, (18277), 11057 states have internal predecessors, (18277), 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) [2024-11-08 16:21:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 18277 transitions. [2024-11-08 16:21:28,674 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11058 states and 18277 transitions. [2024-11-08 16:21:28,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:28,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:28,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:28,675 INFO L87 Difference]: Start difference. First operand 11058 states and 18277 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2024-11-08 16:21:28,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:28,761 INFO L93 Difference]: Finished difference Result 9762 states and 16133 transitions. [2024-11-08 16:21:28,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9762 states and 16133 transitions. [2024-11-08 16:21:28,807 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-08 16:21:28,848 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9762 states to 9762 states and 16133 transitions. [2024-11-08 16:21:28,848 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2841 [2024-11-08 16:21:28,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2841 [2024-11-08 16:21:28,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9762 states and 16133 transitions. [2024-11-08 16:21:28,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:28,853 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9762 states and 16133 transitions. [2024-11-08 16:21:28,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9762 states and 16133 transitions. [2024-11-08 16:21:28,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9762 to 9252. [2024-11-08 16:21:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9252 states, 9252 states have (on average 1.6571552096843927) internal successors, (15332), 9251 states have internal predecessors, (15332), 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) [2024-11-08 16:21:29,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9252 states to 9252 states and 15332 transitions. [2024-11-08 16:21:29,213 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9252 states and 15332 transitions. [2024-11-08 16:21:29,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:29,215 INFO L425 stractBuchiCegarLoop]: Abstraction has 9252 states and 15332 transitions. [2024-11-08 16:21:29,215 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-08 16:21:29,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9252 states and 15332 transitions. [2024-11-08 16:21:29,248 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-08 16:21:29,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:29,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:29,249 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:29,250 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:29,250 INFO L745 eck$LassoCheckResult]: Stem: 66496#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 66497#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 66550#L408 assume !(1 == ~c_req_up~0); 66673#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 66722#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 66721#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 66720#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 66688#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 66689#L439-1 assume !(0 == ~e_f~0); 66425#L444-1 assume !(0 == ~e_g~0); 66426#L449-1 assume !(0 == ~e_e~0); 66585#L454-1 assume !(0 == ~e_c~0); 66586#L459-1 assume !(0 == ~e_wl~0); 66736#L464-1 assume !(1 == ~wl_pc~0); 66668#$Ultimate##44 assume !(2 == ~wl_pc~0); 66669#L477 assume !(1 == ~c1_pc~0); 66724#L487 assume !(1 == ~c2_pc~0); 66718#L496 assume !(1 == ~wb_pc~0); 66716#L505 assume !(1 == ~e_c~0); 66714#L514-1 assume !(1 == ~e_e~0); 66712#L519-1 assume !(1 == ~e_f~0); 66711#L524-1 assume !(1 == ~e_g~0); 66705#L529-1 assume !(1 == ~e_c~0); 66706#L534-1 assume !(1 == ~e_wl~0); 68652#L676-1 assume !false; 67305#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 70906#L381 [2024-11-08 16:21:29,250 INFO L747 eck$LassoCheckResult]: Loop: 70906#L381 assume !false; 71952#L299 assume 0 == ~wl_st~0; 71951#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 71949#L325 assume !(0 != eval_~tmp~0#1); 71950#L321 assume !(0 == ~c1_st~0); 71965#L336 assume !(0 == ~c2_st~0); 71963#L351 assume !(0 == ~wb_st~0); 71957#L366 assume !(0 == ~r_st~0); 70906#L381 [2024-11-08 16:21:29,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:29,251 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 1 times [2024-11-08 16:21:29,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:29,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810358041] [2024-11-08 16:21:29,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:29,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:29,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:29,270 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:29,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:29,271 INFO L85 PathProgramCache]: Analyzing trace with hash 258818678, now seen corresponding path program 1 times [2024-11-08 16:21:29,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:29,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312607549] [2024-11-08 16:21:29,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:29,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:29,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:29,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:29,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:29,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1343832142, now seen corresponding path program 1 times [2024-11-08 16:21:29,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:29,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704913306] [2024-11-08 16:21:29,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:29,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:29,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:29,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704913306] [2024-11-08 16:21:29,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704913306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:29,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:29,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:29,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130489870] [2024-11-08 16:21:29,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:29,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:29,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:29,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:29,417 INFO L87 Difference]: Start difference. First operand 9252 states and 15332 transitions. cyclomatic complexity: 6101 Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-11-08 16:21:29,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:29,524 INFO L93 Difference]: Finished difference Result 14524 states and 23844 transitions. [2024-11-08 16:21:29,525 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14524 states and 23844 transitions. [2024-11-08 16:21:29,592 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 3884 [2024-11-08 16:21:29,704 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14524 states to 14524 states and 23844 transitions. [2024-11-08 16:21:29,705 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4465 [2024-11-08 16:21:29,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4465 [2024-11-08 16:21:29,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14524 states and 23844 transitions. [2024-11-08 16:21:29,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:29,710 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-08 16:21:29,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14524 states and 23844 transitions. [2024-11-08 16:21:30,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14524 to 14524. [2024-11-08 16:21:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14524 states, 14524 states have (on average 1.6416965023409529) internal successors, (23844), 14523 states have internal predecessors, (23844), 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) [2024-11-08 16:21:30,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14524 states to 14524 states and 23844 transitions. [2024-11-08 16:21:30,098 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-08 16:21:30,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:30,099 INFO L425 stractBuchiCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-08 16:21:30,100 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-08 16:21:30,100 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14524 states and 23844 transitions. [2024-11-08 16:21:30,166 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 3884 [2024-11-08 16:21:30,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:30,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:30,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:30,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:30,167 INFO L745 eck$LassoCheckResult]: Stem: 90281#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 90282#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 90337#L408 assume !(1 == ~c_req_up~0); 90444#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 90445#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 90502#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 90503#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 90494#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 90495#L439-1 assume !(0 == ~e_f~0); 90209#L444-1 assume !(0 == ~e_g~0); 90210#L449-1 assume !(0 == ~e_e~0); 90375#L454-1 assume !(0 == ~e_c~0); 90376#L459-1 assume !(0 == ~e_wl~0); 90532#L464-1 assume !(1 == ~wl_pc~0); 90529#$Ultimate##44 assume !(2 == ~wl_pc~0); 90528#L477 assume !(1 == ~c1_pc~0); 90526#L487 assume !(1 == ~c2_pc~0); 90524#L496 assume !(1 == ~wb_pc~0); 90522#L505 assume !(1 == ~e_c~0); 90521#L514-1 assume !(1 == ~e_e~0); 90519#L519-1 assume !(1 == ~e_f~0); 90517#L524-1 assume !(1 == ~e_g~0); 90512#L529-1 assume !(1 == ~e_c~0); 90203#L534-1 assume !(1 == ~e_wl~0); 90204#L676-1 assume !false; 91261#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 100134#L381 [2024-11-08 16:21:30,168 INFO L747 eck$LassoCheckResult]: Loop: 100134#L381 assume !false; 100132#L299 assume 0 == ~wl_st~0; 100130#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 100128#L325 assume !(0 != eval_~tmp~0#1); 100129#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 100319#L340 assume !(0 != eval_~tmp___0~0#1); 100227#L336 assume !(0 == ~c2_st~0); 100146#L351 assume !(0 == ~wb_st~0); 100139#L366 assume !(0 == ~r_st~0); 100134#L381 [2024-11-08 16:21:30,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:30,168 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 2 times [2024-11-08 16:21:30,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:30,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794316144] [2024-11-08 16:21:30,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:30,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:30,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:30,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:30,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:30,193 INFO L85 PathProgramCache]: Analyzing trace with hash -617327841, now seen corresponding path program 1 times [2024-11-08 16:21:30,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:30,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849083308] [2024-11-08 16:21:30,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:30,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:30,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:30,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:30,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:30,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1341648825, now seen corresponding path program 1 times [2024-11-08 16:21:30,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:30,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906333382] [2024-11-08 16:21:30,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:30,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:30,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:30,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906333382] [2024-11-08 16:21:30,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906333382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:30,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:30,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:30,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309123972] [2024-11-08 16:21:30,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:30,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:30,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:30,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:30,293 INFO L87 Difference]: Start difference. First operand 14524 states and 23844 transitions. cyclomatic complexity: 9341 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2024-11-08 16:21:30,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:30,529 INFO L93 Difference]: Finished difference Result 22652 states and 36657 transitions. [2024-11-08 16:21:30,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22652 states and 36657 transitions. [2024-11-08 16:21:30,629 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-08 16:21:30,719 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22652 states to 22652 states and 36657 transitions. [2024-11-08 16:21:30,719 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7084 [2024-11-08 16:21:30,728 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7084 [2024-11-08 16:21:30,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22652 states and 36657 transitions. [2024-11-08 16:21:30,729 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:30,729 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-08 16:21:30,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22652 states and 36657 transitions. [2024-11-08 16:21:31,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22652 to 22652. [2024-11-08 16:21:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22652 states, 22652 states have (on average 1.6182677026311143) internal successors, (36657), 22651 states have internal predecessors, (36657), 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) [2024-11-08 16:21:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22652 states to 22652 states and 36657 transitions. [2024-11-08 16:21:31,457 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-08 16:21:31,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:31,458 INFO L425 stractBuchiCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-08 16:21:31,458 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-08 16:21:31,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22652 states and 36657 transitions. [2024-11-08 16:21:31,521 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-08 16:21:31,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:31,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:31,522 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:31,522 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:31,522 INFO L745 eck$LassoCheckResult]: Stem: 127468#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 127469#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 127520#L408 assume !(1 == ~c_req_up~0); 127626#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 127627#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 127682#L424-1 assume !(1 == ~c2_i~0);~c2_st~0 := 2; 127683#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 127675#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 127676#L439-1 assume !(0 == ~e_f~0); 127393#L444-1 assume !(0 == ~e_g~0); 127394#L449-1 assume !(0 == ~e_e~0); 127558#L454-1 assume !(0 == ~e_c~0); 127559#L459-1 assume !(0 == ~e_wl~0); 127664#L464-1 assume !(1 == ~wl_pc~0); 127734#$Ultimate##44 assume !(2 == ~wl_pc~0); 127721#L477 assume !(1 == ~c1_pc~0); 127718#L487 assume !(1 == ~c2_pc~0); 127716#L496 assume !(1 == ~wb_pc~0); 127714#L505 assume !(1 == ~e_c~0); 127711#L514-1 assume !(1 == ~e_e~0); 127707#L519-1 assume !(1 == ~e_f~0); 127708#L524-1 assume !(1 == ~e_g~0); 131780#L529-1 assume !(1 == ~e_c~0); 131779#L534-1 assume !(1 == ~e_wl~0); 131699#L676-1 assume !false; 131011#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 142880#L381 [2024-11-08 16:21:31,522 INFO L747 eck$LassoCheckResult]: Loop: 142880#L381 assume !false; 142875#L299 assume 0 == ~wl_st~0; 142873#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 142870#L325 assume !(0 != eval_~tmp~0#1); 142869#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 142821#L340 assume !(0 != eval_~tmp___0~0#1); 142867#L336 assume !(0 == ~c2_st~0); 142889#L351 assume !(0 == ~wb_st~0); 142884#L366 assume !(0 == ~r_st~0); 142880#L381 [2024-11-08 16:21:31,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:31,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1246052571, now seen corresponding path program 1 times [2024-11-08 16:21:31,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:31,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58832072] [2024-11-08 16:21:31,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:31,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:31,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:31,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58832072] [2024-11-08 16:21:31,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58832072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:31,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:31,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:31,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262962186] [2024-11-08 16:21:31,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:31,552 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 16:21:31,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:31,553 INFO L85 PathProgramCache]: Analyzing trace with hash -617327841, now seen corresponding path program 2 times [2024-11-08 16:21:31,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:31,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613111584] [2024-11-08 16:21:31,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:31,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:31,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:31,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:31,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:31,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:31,601 INFO L87 Difference]: Start difference. First operand 22652 states and 36657 transitions. cyclomatic complexity: 14026 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:21:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:31,816 INFO L93 Difference]: Finished difference Result 22581 states and 36538 transitions. [2024-11-08 16:21:31,816 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22581 states and 36538 transitions. [2024-11-08 16:21:31,969 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-08 16:21:32,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22581 states to 22581 states and 36538 transitions. [2024-11-08 16:21:32,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7017 [2024-11-08 16:21:32,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7017 [2024-11-08 16:21:32,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22581 states and 36538 transitions. [2024-11-08 16:21:32,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:32,176 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-08 16:21:32,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22581 states and 36538 transitions. [2024-11-08 16:21:32,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22581 to 22581. [2024-11-08 16:21:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22581 states, 22581 states have (on average 1.6180860015056906) internal successors, (36538), 22580 states have internal predecessors, (36538), 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) [2024-11-08 16:21:32,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22581 states to 22581 states and 36538 transitions. [2024-11-08 16:21:32,859 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-08 16:21:32,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:32,860 INFO L425 stractBuchiCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-08 16:21:32,860 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-08 16:21:32,860 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22581 states and 36538 transitions. [2024-11-08 16:21:32,928 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-08 16:21:32,929 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:32,929 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:32,930 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:32,930 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:32,930 INFO L745 eck$LassoCheckResult]: Stem: 172703#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 172704#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 172756#L408 assume !(1 == ~c_req_up~0); 172902#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 172950#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 172949#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 172948#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 172917#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 172918#L439-1 assume !(0 == ~e_f~0); 172632#L444-1 assume !(0 == ~e_g~0); 172633#L449-1 assume !(0 == ~e_e~0); 172796#L454-1 assume !(0 == ~e_c~0); 172797#L459-1 assume !(0 == ~e_wl~0); 172964#L464-1 assume !(1 == ~wl_pc~0); 172892#$Ultimate##44 assume !(2 == ~wl_pc~0); 172893#L477 assume !(1 == ~c1_pc~0); 172952#L487 assume !(1 == ~c2_pc~0); 172946#L496 assume !(1 == ~wb_pc~0); 172944#L505 assume !(1 == ~e_c~0); 172942#L514-1 assume !(1 == ~e_e~0); 172940#L519-1 assume !(1 == ~e_f~0); 172939#L524-1 assume !(1 == ~e_g~0); 172933#L529-1 assume !(1 == ~e_c~0); 172626#L534-1 assume !(1 == ~e_wl~0); 172627#L676-1 assume !false; 174414#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 189217#L381 [2024-11-08 16:21:32,930 INFO L747 eck$LassoCheckResult]: Loop: 189217#L381 assume !false; 189215#L299 assume 0 == ~wl_st~0; 189214#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 189212#L325 assume !(0 != eval_~tmp~0#1); 187977#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 187974#L340 assume !(0 != eval_~tmp___0~0#1); 187973#L336 assume 0 == ~c2_st~0;havoc eval_#t~nondet6#1;eval_~tmp___1~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1; 187958#L355 assume !(0 != eval_~tmp___1~0#1); 187972#L351 assume !(0 == ~wb_st~0); 189222#L366 assume !(0 == ~r_st~0); 189217#L381 [2024-11-08 16:21:32,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:32,931 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 3 times [2024-11-08 16:21:32,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:32,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755794469] [2024-11-08 16:21:32,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:32,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:32,940 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:32,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:32,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:32,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1958913887, now seen corresponding path program 1 times [2024-11-08 16:21:32,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:32,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997409006] [2024-11-08 16:21:32,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:32,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:32,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:32,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:32,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:32,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1356939385, now seen corresponding path program 1 times [2024-11-08 16:21:32,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:32,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584210991] [2024-11-08 16:21:32,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:32,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:32,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:32,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:32,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584210991] [2024-11-08 16:21:32,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584210991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:32,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:32,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:21:32,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270503652] [2024-11-08 16:21:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:33,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:33,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:33,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:33,042 INFO L87 Difference]: Start difference. First operand 22581 states and 36538 transitions. cyclomatic complexity: 13978 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2024-11-08 16:21:33,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:33,324 INFO L93 Difference]: Finished difference Result 37613 states and 59923 transitions. [2024-11-08 16:21:33,324 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37613 states and 59923 transitions. [2024-11-08 16:21:33,658 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10032 [2024-11-08 16:21:33,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37613 states to 37613 states and 59923 transitions. [2024-11-08 16:21:33,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11689 [2024-11-08 16:21:33,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11689 [2024-11-08 16:21:33,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37613 states and 59923 transitions. [2024-11-08 16:21:33,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:21:33,849 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-08 16:21:33,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37613 states and 59923 transitions. [2024-11-08 16:21:34,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37613 to 37613. [2024-11-08 16:21:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37613 states, 37613 states have (on average 1.593145986759897) internal successors, (59923), 37612 states have internal predecessors, (59923), 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) [2024-11-08 16:21:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37613 states to 37613 states and 59923 transitions. [2024-11-08 16:21:34,779 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-08 16:21:34,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:34,780 INFO L425 stractBuchiCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-08 16:21:34,780 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-08 16:21:34,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37613 states and 59923 transitions. [2024-11-08 16:21:34,892 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10032 [2024-11-08 16:21:34,892 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:21:34,892 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:21:34,893 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:34,893 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:34,893 INFO L745 eck$LassoCheckResult]: Stem: 232907#$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(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 232908#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 232961#L408 assume !(1 == ~c_req_up~0); 233127#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 233183#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 233182#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 233181#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 233148#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 233149#L439-1 assume !(0 == ~e_f~0); 232834#L444-1 assume !(0 == ~e_g~0); 232835#L449-1 assume !(0 == ~e_e~0); 233003#L454-1 assume !(0 == ~e_c~0); 233004#L459-1 assume !(0 == ~e_wl~0); 233197#L464-1 assume !(1 == ~wl_pc~0); 233117#$Ultimate##44 assume !(2 == ~wl_pc~0); 233118#L477 assume !(1 == ~c1_pc~0); 233185#L487 assume !(1 == ~c2_pc~0); 233179#L496 assume !(1 == ~wb_pc~0); 233177#L505 assume !(1 == ~e_c~0); 233175#L514-1 assume !(1 == ~e_e~0); 233173#L519-1 assume !(1 == ~e_f~0); 233172#L524-1 assume !(1 == ~e_g~0); 233166#L529-1 assume !(1 == ~e_c~0); 232828#L534-1 assume !(1 == ~e_wl~0); 232829#L676-1 assume !false; 234435#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 258494#L381 [2024-11-08 16:21:34,893 INFO L747 eck$LassoCheckResult]: Loop: 258494#L381 assume !false; 261433#L299 assume 0 == ~wl_st~0; 261430#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 261429#L325 assume !(0 != eval_~tmp~0#1); 257423#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 257421#L340 assume !(0 != eval_~tmp___0~0#1); 257419#L336 assume 0 == ~c2_st~0;havoc eval_#t~nondet6#1;eval_~tmp___1~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1; 257208#L355 assume !(0 != eval_~tmp___1~0#1); 257416#L351 assume 0 == ~wb_st~0;havoc eval_#t~nondet7#1;eval_~tmp___2~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1; 257490#L370 assume !(0 != eval_~tmp___2~0#1); 257510#L366 assume !(0 == ~r_st~0); 258494#L381 [2024-11-08 16:21:34,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:34,894 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 4 times [2024-11-08 16:21:34,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:34,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136077398] [2024-11-08 16:21:34,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:34,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:35,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:35,086 INFO L85 PathProgramCache]: Analyzing trace with hash -596822796, now seen corresponding path program 1 times [2024-11-08 16:21:35,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:35,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181752179] [2024-11-08 16:21:35,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:35,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,101 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:35,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:35,103 INFO L85 PathProgramCache]: Analyzing trace with hash -884586468, now seen corresponding path program 1 times [2024-11-08 16:21:35,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:35,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82382022] [2024-11-08 16:21:35,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:35,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:36,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:36,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 04:21:36 BoogieIcfgContainer [2024-11-08 16:21:36,915 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 16:21:36,916 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:21:36,916 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:21:36,917 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:21:36,917 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:14" (3/4) ... [2024-11-08 16:21:36,922 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-08 16:21:37,031 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 16:21:37,035 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:21:37,036 INFO L158 Benchmark]: Toolchain (without parser) took 24545.89ms. Allocated memory was 155.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 118.6MB in the beginning and 6.3GB in the end (delta: -6.2GB). Peak memory consumption was 402.7MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,036 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 155.2MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:21:37,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 606.66ms. Allocated memory is still 155.2MB. Free memory was 118.6MB in the beginning and 101.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.83ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 99.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,037 INFO L158 Benchmark]: Boogie Preprocessor took 120.23ms. Allocated memory is still 155.2MB. Free memory was 99.0MB in the beginning and 96.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,037 INFO L158 Benchmark]: RCFGBuilder took 999.52ms. Allocated memory is still 155.2MB. Free memory was 96.0MB in the beginning and 70.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,038 INFO L158 Benchmark]: BuchiAutomizer took 22636.41ms. Allocated memory was 155.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 69.6MB in the beginning and 6.3GB in the end (delta: -6.3GB). Peak memory consumption was 348.2MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,038 INFO L158 Benchmark]: Witness Printer took 118.78ms. Allocated memory is still 6.8GB. Free memory was 6.3GB in the beginning and 6.3GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:21:37,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 155.2MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 606.66ms. Allocated memory is still 155.2MB. Free memory was 118.6MB in the beginning and 101.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.83ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 99.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.23ms. Allocated memory is still 155.2MB. Free memory was 99.0MB in the beginning and 96.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 999.52ms. Allocated memory is still 155.2MB. Free memory was 96.0MB in the beginning and 70.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 22636.41ms. Allocated memory was 155.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 69.6MB in the beginning and 6.3GB in the end (delta: -6.3GB). Peak memory consumption was 348.2MB. Max. memory is 16.1GB. * Witness Printer took 118.78ms. Allocated memory is still 6.8GB. Free memory was 6.3GB in the beginning and 6.3GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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 20 terminating modules (16 trivial, 4 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function (((long long) -2 * e_c) + 3) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -1 * e_f) + 1) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * e_e) + 1) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * e_e) + 1) and consists of 3 locations. 16 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 37613 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.3s and 17 iterations. TraceHistogramMax:1. Analysis of lassos took 12.3s. Construction of modules took 0.7s. Büchi inclusion checks took 7.8s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 14. Automata minimization 3.9s AutomataMinimizationTime, 20 MinimizatonAttempts, 2299 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 1.7s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4875 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4871 mSDsluCounter, 8606 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3448 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 426 IncrementalHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 5158 mSDtfsCounter, 426 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc3 concLT1 SILN1 SILU0 SILI6 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital77 mio100 ax100 hnf100 lsp12 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq182 hnf98 smp100 dnf159 smp80 tf109 neg100 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 21 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 298]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L28] int c ; [L29] int c_t ; [L30] int c_req_up ; [L31] int p_in ; [L32] int p_out ; [L33] int wl_st ; [L34] int c1_st ; [L35] int c2_st ; [L36] int wb_st ; [L37] int r_st ; [L38] int wl_i ; [L39] int c1_i ; [L40] int c2_i ; [L41] int wb_i ; [L42] int r_i ; [L43] int wl_pc ; [L44] int c1_pc ; [L45] int c2_pc ; [L46] int wb_pc ; [L47] int e_e ; [L48] int e_f ; [L49] int e_g ; [L50] int e_c ; [L51] int e_p_in ; [L52] int e_wl ; [L58] int d ; [L59] int data ; [L60] int processed ; [L61] static int t_b ; VAL [c1_i=0, c1_pc=0, c1_st=0, c2_i=0, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=0, e_e=0, e_f=0, e_g=0, e_p_in=0, e_wl=0, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=0, wb_pc=0, wb_st=0, wl_i=0, wl_pc=0, wl_st=0] [L693] int __retres1 ; [L697] e_wl = 2 [L698] e_c = e_wl [L699] e_g = e_c [L700] e_f = e_g [L701] e_e = e_f [L702] wl_pc = 0 [L703] c1_pc = 0 [L704] c2_pc = 0 [L705] wb_pc = 0 [L706] wb_i = 1 [L707] c2_i = wb_i [L708] c1_i = c2_i [L709] wl_i = c1_i [L710] r_i = 0 [L711] c_req_up = 0 [L712] d = 0 [L713] c = 0 [L714] CALL start_simulation() [L404] int kernel_st ; [L407] kernel_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L408] COND FALSE !((int )c_req_up == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L419] COND TRUE (int )wl_i == 1 [L420] wl_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L424] COND TRUE (int )c1_i == 1 [L425] c1_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L429] COND TRUE (int )c2_i == 1 [L430] c2_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L434] COND TRUE (int )wb_i == 1 [L435] wb_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L439] COND FALSE !((int )r_i == 1) [L442] r_st = 2 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L444] COND FALSE !((int )e_f == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L449] COND FALSE !((int )e_g == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L454] COND FALSE !((int )e_e == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L459] COND FALSE !((int )e_c == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L464] COND FALSE !((int )e_wl == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L469] COND FALSE !((int )wl_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L477] COND FALSE !((int )wl_pc == 2) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L487] COND FALSE !((int )c1_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L496] COND FALSE !((int )c2_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L505] COND FALSE !((int )wb_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L514] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L519] COND FALSE !((int )e_e == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L524] COND FALSE !((int )e_f == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L529] COND FALSE !((int )e_g == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L534] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L539] COND FALSE !((int )e_wl == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L545] COND TRUE 1 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L548] kernel_st = 1 [L549] CALL eval() [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L294] int tmp___3 ; VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] Loop: [L298] COND TRUE 1 [L300] COND TRUE (int )wl_st == 0 [L321] COND TRUE (int )wl_st == 0 [L323] tmp = __VERIFIER_nondet_int() [L325] COND FALSE !(\read(tmp)) [L336] COND TRUE (int )c1_st == 0 [L338] tmp___0 = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp___0)) [L351] COND TRUE (int )c2_st == 0 [L353] tmp___1 = __VERIFIER_nondet_int() [L355] COND FALSE !(\read(tmp___1)) [L366] COND TRUE (int )wb_st == 0 [L368] tmp___2 = __VERIFIER_nondet_int() [L370] COND FALSE !(\read(tmp___2)) [L381] COND FALSE !((int )r_st == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 298]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L28] int c ; [L29] int c_t ; [L30] int c_req_up ; [L31] int p_in ; [L32] int p_out ; [L33] int wl_st ; [L34] int c1_st ; [L35] int c2_st ; [L36] int wb_st ; [L37] int r_st ; [L38] int wl_i ; [L39] int c1_i ; [L40] int c2_i ; [L41] int wb_i ; [L42] int r_i ; [L43] int wl_pc ; [L44] int c1_pc ; [L45] int c2_pc ; [L46] int wb_pc ; [L47] int e_e ; [L48] int e_f ; [L49] int e_g ; [L50] int e_c ; [L51] int e_p_in ; [L52] int e_wl ; [L58] int d ; [L59] int data ; [L60] int processed ; [L61] static int t_b ; VAL [c1_i=0, c1_pc=0, c1_st=0, c2_i=0, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=0, e_e=0, e_f=0, e_g=0, e_p_in=0, e_wl=0, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=0, wb_pc=0, wb_st=0, wl_i=0, wl_pc=0, wl_st=0] [L693] int __retres1 ; [L697] e_wl = 2 [L698] e_c = e_wl [L699] e_g = e_c [L700] e_f = e_g [L701] e_e = e_f [L702] wl_pc = 0 [L703] c1_pc = 0 [L704] c2_pc = 0 [L705] wb_pc = 0 [L706] wb_i = 1 [L707] c2_i = wb_i [L708] c1_i = c2_i [L709] wl_i = c1_i [L710] r_i = 0 [L711] c_req_up = 0 [L712] d = 0 [L713] c = 0 [L714] CALL start_simulation() [L404] int kernel_st ; [L407] kernel_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L408] COND FALSE !((int )c_req_up == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L419] COND TRUE (int )wl_i == 1 [L420] wl_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L424] COND TRUE (int )c1_i == 1 [L425] c1_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L429] COND TRUE (int )c2_i == 1 [L430] c2_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L434] COND TRUE (int )wb_i == 1 [L435] wb_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L439] COND FALSE !((int )r_i == 1) [L442] r_st = 2 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L444] COND FALSE !((int )e_f == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L449] COND FALSE !((int )e_g == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L454] COND FALSE !((int )e_e == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L459] COND FALSE !((int )e_c == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L464] COND FALSE !((int )e_wl == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L469] COND FALSE !((int )wl_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L477] COND FALSE !((int )wl_pc == 2) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L487] COND FALSE !((int )c1_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L496] COND FALSE !((int )c2_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L505] COND FALSE !((int )wb_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L514] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L519] COND FALSE !((int )e_e == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L524] COND FALSE !((int )e_f == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L529] COND FALSE !((int )e_g == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L534] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L539] COND FALSE !((int )e_wl == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L545] COND TRUE 1 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L548] kernel_st = 1 [L549] CALL eval() [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L294] int tmp___3 ; VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] Loop: [L298] COND TRUE 1 [L300] COND TRUE (int )wl_st == 0 [L321] COND TRUE (int )wl_st == 0 [L323] tmp = __VERIFIER_nondet_int() [L325] COND FALSE !(\read(tmp)) [L336] COND TRUE (int )c1_st == 0 [L338] tmp___0 = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp___0)) [L351] COND TRUE (int )c2_st == 0 [L353] tmp___1 = __VERIFIER_nondet_int() [L355] COND FALSE !(\read(tmp___1)) [L366] COND TRUE (int )wb_st == 0 [L368] tmp___2 = __VERIFIER_nondet_int() [L370] COND FALSE !(\read(tmp___2)) [L381] COND FALSE !((int )r_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 16:21:37,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02da9db1-4405-4274-9d7e-6016b735cebc/bin/uautomizer-verify-jihMAELWvX/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)