./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu --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 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:09:27,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:09:27,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:09:27,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:09:27,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:09:27,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:09:27,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:09:27,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:09:27,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:09:27,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:09:27,505 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:09:27,506 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:09:27,506 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:09:27,507 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:09:27,508 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:09:27,508 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:09:27,509 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:09:27,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:09:27,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:09:27,511 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:09:27,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:09:27,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:09:27,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:09:27,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:09:27,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:09:27,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:09:27,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:09:27,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:09:27,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:09:27,516 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:09:27,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:09:27,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:09:27,517 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:09:27,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:09:27,518 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:09:27,519 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:09:27,519 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_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 [2023-11-19 07:09:27,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:09:27,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:09:27,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:09:27,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:09:27,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:09:27,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-19 07:09:30,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:09:31,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:09:31,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-19 07:09:31,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/data/ba918a71a/d958e5e68c8f47ce86ccd1c0d7e08799/FLAG1b7173785 [2023-11-19 07:09:31,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/data/ba918a71a/d958e5e68c8f47ce86ccd1c0d7e08799 [2023-11-19 07:09:31,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:09:31,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:09:31,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:09:31,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:09:31,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:09:31,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cb5dde9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31, skipping insertion in model container [2023-11-19 07:09:31,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,224 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:09:31,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:09:31,433 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:09:31,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:09:31,472 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:09:31,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31 WrapperNode [2023-11-19 07:09:31,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:09:31,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:09:31,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:09:31,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:09:31,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,520 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 179 [2023-11-19 07:09:31,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:09:31,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:09:31,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:09:31,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:09:31,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:09:31,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:09:31,557 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:09:31,557 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:09:31,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (1/1) ... [2023-11-19 07:09:31,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:31,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:31,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:31,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:09:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:09:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:09:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:09:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:09:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:09:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:09:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:09:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:09:31,734 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:09:31,737 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:09:32,071 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:09:32,080 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:09:32,080 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 07:09:32,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:32 BoogieIcfgContainer [2023-11-19 07:09:32,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:09:32,086 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:09:32,086 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:09:32,090 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:09:32,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:09:32,092 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:09:31" (1/3) ... [2023-11-19 07:09:32,093 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b52d28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:09:32, skipping insertion in model container [2023-11-19 07:09:32,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:09:32,094 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31" (2/3) ... [2023-11-19 07:09:32,094 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b52d28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:09:32, skipping insertion in model container [2023-11-19 07:09:32,094 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:09:32,095 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:32" (3/3) ... [2023-11-19 07:09:32,096 INFO L332 chiAutomizerObserver]: Analyzing ICFG data_structures_set_multi_proc_trivial_ground.i [2023-11-19 07:09:32,162 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:09:32,162 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:09:32,162 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:09:32,162 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:09:32,163 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:09:32,163 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:09:32,163 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:09:32,163 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:09:32,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 states, 50 states have (on average 1.56) internal successors, (78), 50 states have internal predecessors, (78), 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) [2023-11-19 07:09:32,190 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 41 [2023-11-19 07:09:32,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:32,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:32,195 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 07:09:32,196 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:32,196 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:09:32,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 states, 50 states have (on average 1.56) internal successors, (78), 50 states have internal predecessors, (78), 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) [2023-11-19 07:09:32,201 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 41 [2023-11-19 07:09:32,201 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:32,201 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:32,202 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 07:09:32,202 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:32,210 INFO L748 eck$LassoCheckResult]: Stem: 23#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 26#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 50#L33-3true [2023-11-19 07:09:32,211 INFO L750 eck$LassoCheckResult]: Loop: 50#L33-3true assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 15#L33-2true main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 50#L33-3true [2023-11-19 07:09:32,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:32,223 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-19 07:09:32,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:32,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887173505] [2023-11-19 07:09:32,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:32,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:32,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:32,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2023-11-19 07:09:32,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:32,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880612173] [2023-11-19 07:09:32,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:32,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,460 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:32,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:32,463 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2023-11-19 07:09:32,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:32,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958566685] [2023-11-19 07:09:32,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:32,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:32,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:32,879 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:09:32,880 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:09:32,880 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:09:32,880 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:09:32,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:09:32,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:32,881 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:09:32,881 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:09:32,882 INFO L133 ssoRankerPreferences]: Filename of dumped script: data_structures_set_multi_proc_trivial_ground.i_Iteration1_Lasso [2023-11-19 07:09:32,882 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:09:32,882 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:09:32,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:32,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:33,692 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:09:33,697 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:09:33,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:33,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:33,710 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:33,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:09:33,721 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 [2023-11-19 07:09:33,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:33,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:33,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:33,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:33,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:33,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:33,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:33,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:33,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-19 07:09:33,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:33,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:33,777 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:33,786 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 [2023-11-19 07:09:33,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:33,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:33,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:33,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:33,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:33,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:33,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:33,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:09:33,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:33,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:33,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:33,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:33,838 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:33,849 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 [2023-11-19 07:09:33,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:33,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:33,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:33,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:33,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:33,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:33,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:33,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:09:33,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:33,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:33,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:33,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:33,889 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:33,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:09:33,894 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 [2023-11-19 07:09:33,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:33,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:33,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:33,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:33,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:33,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:33,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:33,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:33,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:33,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:33,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:33,953 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:33,958 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 [2023-11-19 07:09:33,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:09:33,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:33,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:33,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:33,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:33,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:33,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:33,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:33,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,002 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:09:34,005 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 [2023-11-19 07:09:34,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-19 07:09:34,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,065 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:09:34,067 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 [2023-11-19 07:09:34,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,116 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,121 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 [2023-11-19 07:09:34,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:09:34,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,177 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:09:34,181 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 [2023-11-19 07:09:34,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,227 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:09:34,237 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 [2023-11-19 07:09:34,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,282 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:09:34,286 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 [2023-11-19 07:09:34,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,319 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:09:34,322 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 [2023-11-19 07:09:34,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,352 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:09:34,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:09:34,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,396 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:09:34,399 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 [2023-11-19 07:09:34,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,438 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:09:34,441 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 [2023-11-19 07:09:34,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,502 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,509 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 [2023-11-19 07:09:34,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 07:09:34,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,570 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,581 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 [2023-11-19 07:09:34,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 07:09:34,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:34,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,633 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 07:09:34,645 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 [2023-11-19 07:09:34,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:34,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,698 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,715 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 [2023-11-19 07:09:34,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 07:09:34,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:34,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,779 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,788 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 [2023-11-19 07:09:34,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 07:09:34,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:34,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:34,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:34,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,832 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,837 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 [2023-11-19 07:09:34,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 07:09:34,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:34,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,901 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 07:09:34,909 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 [2023-11-19 07:09:34,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:34,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:34,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:34,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:34,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:34,971 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:34,978 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 [2023-11-19 07:09:34,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:34,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:34,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:34,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:34,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 07:09:34,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:34,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:35,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:35,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:35,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:35,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:35,044 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:35,049 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 [2023-11-19 07:09:35,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:35,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:35,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:35,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:35,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:35,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:35,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 07:09:35,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:35,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:35,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:35,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:35,110 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:35,112 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 [2023-11-19 07:09:35,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 07:09:35,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:35,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:35,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:35,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:35,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:09:35,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:09:35,151 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:09:35,186 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-19 07:09:35,186 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-19 07:09:35,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:35,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:35,218 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:35,219 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:09:35,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 07:09:35,238 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:09:35,238 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:09:35,239 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1, v_rep(select #length ULTIMATE.start_main_~#set~0#1.base)_1) = -8*ULTIMATE.start_main_~x~0#1 + 199999*v_rep(select #length ULTIMATE.start_main_~#set~0#1.base)_1 Supporting invariants [] [2023-11-19 07:09:35,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:35,278 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-19 07:09:35,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#set~0!base] could not be translated [2023-11-19 07:09:35,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:35,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:09:35,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:35,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:09:35,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:35,451 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 07:09:35,454 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 51 states, 50 states have (on average 1.56) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-11-19 07:09:35,543 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 51 states, 50 states have (on average 1.56) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 101 states and 157 transitions. Complement of second has 8 states. [2023-11-19 07:09:35,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:09:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-11-19 07:09:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 78 transitions. [2023-11-19 07:09:35,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 78 transitions. Stem has 2 letters. Loop has 2 letters. [2023-11-19 07:09:35,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:35,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 78 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-19 07:09:35,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:35,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 78 transitions. Stem has 2 letters. Loop has 4 letters. [2023-11-19 07:09:35,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:35,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 157 transitions. [2023-11-19 07:09:35,568 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 39 [2023-11-19 07:09:35,573 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 48 states and 74 transitions. [2023-11-19 07:09:35,574 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2023-11-19 07:09:35,574 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2023-11-19 07:09:35,575 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 74 transitions. [2023-11-19 07:09:35,576 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:35,576 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 74 transitions. [2023-11-19 07:09:35,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 74 transitions. [2023-11-19 07:09:35,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2023-11-19 07:09:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.5416666666666667) internal successors, (74), 47 states have internal predecessors, (74), 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) [2023-11-19 07:09:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 74 transitions. [2023-11-19 07:09:35,607 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 74 transitions. [2023-11-19 07:09:35,607 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 74 transitions. [2023-11-19 07:09:35,607 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:09:35,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 74 transitions. [2023-11-19 07:09:35,609 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 39 [2023-11-19 07:09:35,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:35,609 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:35,609 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 07:09:35,609 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 07:09:35,610 INFO L748 eck$LassoCheckResult]: Stem: 258#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 224#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 225#L33-3 assume !(main_~x~0#1 < 100000); 218#L33-4 main_~x~0#1 := 0; 219#L39-3 [2023-11-19 07:09:35,610 INFO L750 eck$LassoCheckResult]: Loop: 219#L39-3 assume !!(main_~x~0#1 < main_~n~0#1);main_~y~0#1 := 1 + main_~x~0#1; 234#L40-3 assume !true; 236#L39-2 main_#t~post5#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 219#L39-3 [2023-11-19 07:09:35,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:35,610 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2023-11-19 07:09:35,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:35,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225639956] [2023-11-19 07:09:35,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:35,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:35,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:35,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225639956] [2023-11-19 07:09:35,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225639956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:09:35,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:09:35,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:09:35,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174319327] [2023-11-19 07:09:35,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:09:35,710 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:35,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:35,710 INFO L85 PathProgramCache]: Analyzing trace with hash 54521, now seen corresponding path program 1 times [2023-11-19 07:09:35,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:35,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827979192] [2023-11-19 07:09:35,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:35,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:35,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:35,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827979192] [2023-11-19 07:09:35,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827979192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:09:35,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:09:35,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:09:35,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152828447] [2023-11-19 07:09:35,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:09:35,737 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-19 07:09:35,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:35,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:09:35,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:09:35,745 INFO L87 Difference]: Start difference. First operand 48 states and 74 transitions. cyclomatic complexity: 31 Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-19 07:09:35,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:35,756 INFO L93 Difference]: Finished difference Result 45 states and 57 transitions. [2023-11-19 07:09:35,756 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2023-11-19 07:09:35,759 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 30 [2023-11-19 07:09:35,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 39 states and 51 transitions. [2023-11-19 07:09:35,760 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2023-11-19 07:09:35,761 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2023-11-19 07:09:35,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 51 transitions. [2023-11-19 07:09:35,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:35,761 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 51 transitions. [2023-11-19 07:09:35,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 51 transitions. [2023-11-19 07:09:35,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2023-11-19 07:09:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 38 states have internal predecessors, (51), 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) [2023-11-19 07:09:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2023-11-19 07:09:35,765 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 51 transitions. [2023-11-19 07:09:35,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:09:35,766 INFO L428 stractBuchiCegarLoop]: Abstraction has 39 states and 51 transitions. [2023-11-19 07:09:35,766 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-19 07:09:35,766 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 51 transitions. [2023-11-19 07:09:35,767 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 30 [2023-11-19 07:09:35,767 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:35,767 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:35,767 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 07:09:35,767 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 07:09:35,768 INFO L748 eck$LassoCheckResult]: Stem: 348#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 318#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 319#L33-3 assume !(main_~x~0#1 < 100000); 314#L33-4 main_~x~0#1 := 0; 315#L39-3 [2023-11-19 07:09:35,768 INFO L750 eck$LassoCheckResult]: Loop: 315#L39-3 assume !!(main_~x~0#1 < main_~n~0#1);main_~y~0#1 := 1 + main_~x~0#1; 326#L40-3 assume !(main_~y~0#1 < main_~n~0#1); 328#L39-2 main_#t~post5#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 315#L39-3 [2023-11-19 07:09:35,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:35,768 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 2 times [2023-11-19 07:09:35,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:35,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986484244] [2023-11-19 07:09:35,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:35,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:35,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:35,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986484244] [2023-11-19 07:09:35,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986484244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:09:35,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:09:35,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:09:35,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532428901] [2023-11-19 07:09:35,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:09:35,818 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:35,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash 53839, now seen corresponding path program 1 times [2023-11-19 07:09:35,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:35,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745864698] [2023-11-19 07:09:35,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:35,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:35,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:35,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:35,854 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:09:35,854 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:09:35,854 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:09:35,854 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:09:35,854 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:09:35,855 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:35,855 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:09:35,855 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:09:35,855 INFO L133 ssoRankerPreferences]: Filename of dumped script: data_structures_set_multi_proc_trivial_ground.i_Iteration3_Loop [2023-11-19 07:09:35,855 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:09:35,855 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:09:35,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:35,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:35,929 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:09:35,929 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:09:35,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:35,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:35,932 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:35,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 07:09:35,966 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:09:35,966 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:09:35,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:35,980 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:09:35,980 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post5#1=0} Honda state: {ULTIMATE.start_main_#t~post5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:09:36,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-19 07:09:36,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,001 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 07:09:36,003 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:09:36,004 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:09:36,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-19 07:09:36,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,050 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:09:36,057 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:09:36,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 07:09:36,430 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:09:36,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:36,440 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:09:36,440 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:09:36,440 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:09:36,440 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:09:36,440 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:09:36,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,441 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:09:36,441 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:09:36,441 INFO L133 ssoRankerPreferences]: Filename of dumped script: data_structures_set_multi_proc_trivial_ground.i_Iteration3_Loop [2023-11-19 07:09:36,441 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:09:36,441 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:09:36,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:36,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:09:36,493 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:09:36,493 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:09:36,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,495 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 07:09:36,502 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 [2023-11-19 07:09:36,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:36,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:36,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:36,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:36,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:36,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:36,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:36,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:09:36,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:36,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,552 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,557 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 [2023-11-19 07:09:36,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:09:36,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:09:36,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:09:36,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:09:36,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:09:36,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:09:36,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:09:36,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 07:09:36,588 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:09:36,594 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-19 07:09:36,595 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-19 07:09:36,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:09:36,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,597 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,601 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:09:36,601 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-19 07:09:36,601 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:09:36,602 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~x~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2023-11-19 07:09:36,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 07:09:36,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-19 07:09:36,621 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-19 07:09:36,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:36,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:09:36,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:36,668 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:09:36,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:36,697 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 07:09:36,697 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 51 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:09:36,761 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 51 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 70 states and 94 transitions. Complement of second has 7 states. [2023-11-19 07:09:36,762 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 [2023-11-19 07:09:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:09:36,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 30 transitions. [2023-11-19 07:09:36,764 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 4 letters. Loop has 3 letters. [2023-11-19 07:09:36,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:36,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 7 letters. Loop has 3 letters. [2023-11-19 07:09:36,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:36,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 4 letters. Loop has 6 letters. [2023-11-19 07:09:36,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:09:36,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 94 transitions. [2023-11-19 07:09:36,770 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 31 [2023-11-19 07:09:36,771 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 55 states and 74 transitions. [2023-11-19 07:09:36,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2023-11-19 07:09:36,774 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2023-11-19 07:09:36,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 74 transitions. [2023-11-19 07:09:36,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:09:36,775 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 74 transitions. [2023-11-19 07:09:36,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 74 transitions. [2023-11-19 07:09:36,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 44. [2023-11-19 07:09:36,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 43 states have internal predecessors, (59), 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) [2023-11-19 07:09:36,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 59 transitions. [2023-11-19 07:09:36,784 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 59 transitions. [2023-11-19 07:09:36,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:36,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:09:36,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:09:36,785 INFO L87 Difference]: Start difference. First operand 44 states and 59 transitions. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-11-19 07:09:36,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:36,852 INFO L93 Difference]: Finished difference Result 81 states and 104 transitions. [2023-11-19 07:09:36,852 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 104 transitions. [2023-11-19 07:09:36,853 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 54 [2023-11-19 07:09:36,857 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 81 states and 104 transitions. [2023-11-19 07:09:36,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67 [2023-11-19 07:09:36,858 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2023-11-19 07:09:36,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 104 transitions. [2023-11-19 07:09:36,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:09:36,858 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 104 transitions. [2023-11-19 07:09:36,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 104 transitions. [2023-11-19 07:09:36,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 44. [2023-11-19 07:09:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 43 states have internal predecessors, (58), 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) [2023-11-19 07:09:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 58 transitions. [2023-11-19 07:09:36,874 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 58 transitions. [2023-11-19 07:09:36,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:09:36,876 INFO L428 stractBuchiCegarLoop]: Abstraction has 44 states and 58 transitions. [2023-11-19 07:09:36,876 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-19 07:09:36,877 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 58 transitions. [2023-11-19 07:09:36,877 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 28 [2023-11-19 07:09:36,877 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:36,877 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:36,878 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:09:36,878 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:09:36,878 INFO L748 eck$LassoCheckResult]: Stem: 630#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 599#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 600#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 628#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 629#L33-3 assume !(main_~x~0#1 < 100000); 595#L33-4 main_~x~0#1 := 0; 596#L39-3 assume !!(main_~x~0#1 < main_~n~0#1);main_~y~0#1 := 1 + main_~x~0#1; 605#L40-3 [2023-11-19 07:09:36,878 INFO L750 eck$LassoCheckResult]: Loop: 605#L40-3 assume !!(main_~y~0#1 < main_~n~0#1);call main_#t~mem7#1 := read~int(main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem8#1 := read~int(main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~y~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem7#1 != main_#t~mem8#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 606#L13 assume !(0 == __VERIFIER_assert_~cond#1); 591#L13-3 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem7#1;havoc main_#t~mem8#1; 592#L40-2 main_#t~post6#1 := main_~y~0#1;main_~y~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 605#L40-3 [2023-11-19 07:09:36,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:36,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669547, now seen corresponding path program 1 times [2023-11-19 07:09:36,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:36,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415746479] [2023-11-19 07:09:36,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:36,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:36,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:36,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:36,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415746479] [2023-11-19 07:09:36,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415746479] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:09:36,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908637343] [2023-11-19 07:09:36,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:36,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:09:36,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:36,935 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:09:36,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-11-19 07:09:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:36,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:09:37,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:37,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:37,017 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:09:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:37,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908637343] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:09:37,041 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:09:37,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-19 07:09:37,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213025916] [2023-11-19 07:09:37,041 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:09:37,042 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:37,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:37,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1922577, now seen corresponding path program 1 times [2023-11-19 07:09:37,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:37,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235846120] [2023-11-19 07:09:37,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:37,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:37,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:37,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:37,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:09:37,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:09:37,141 INFO L87 Difference]: Start difference. First operand 44 states and 58 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2023-11-19 07:09:37,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:37,320 INFO L93 Difference]: Finished difference Result 197 states and 253 transitions. [2023-11-19 07:09:37,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 197 states and 253 transitions. [2023-11-19 07:09:37,322 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 132 [2023-11-19 07:09:37,326 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 197 states to 197 states and 253 transitions. [2023-11-19 07:09:37,326 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 160 [2023-11-19 07:09:37,327 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160 [2023-11-19 07:09:37,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 197 states and 253 transitions. [2023-11-19 07:09:37,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:09:37,327 INFO L218 hiAutomatonCegarLoop]: Abstraction has 197 states and 253 transitions. [2023-11-19 07:09:37,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states and 253 transitions. [2023-11-19 07:09:37,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 50. [2023-11-19 07:09:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.28) internal successors, (64), 49 states have internal predecessors, (64), 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) [2023-11-19 07:09:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2023-11-19 07:09:37,333 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 64 transitions. [2023-11-19 07:09:37,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:09:37,335 INFO L428 stractBuchiCegarLoop]: Abstraction has 50 states and 64 transitions. [2023-11-19 07:09:37,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-19 07:09:37,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 64 transitions. [2023-11-19 07:09:37,336 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 28 [2023-11-19 07:09:37,336 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:37,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:37,337 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2023-11-19 07:09:37,337 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:09:37,337 INFO L748 eck$LassoCheckResult]: Stem: 917#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 884#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 885#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 918#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 919#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 915#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 916#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 923#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 922#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 921#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 920#L33-3 assume !(main_~x~0#1 < 100000); 878#L33-4 main_~x~0#1 := 0; 879#L39-3 assume !!(main_~x~0#1 < main_~n~0#1);main_~y~0#1 := 1 + main_~x~0#1; 892#L40-3 [2023-11-19 07:09:37,337 INFO L750 eck$LassoCheckResult]: Loop: 892#L40-3 assume !!(main_~y~0#1 < main_~n~0#1);call main_#t~mem7#1 := read~int(main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem8#1 := read~int(main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~y~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem7#1 != main_#t~mem8#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 893#L13 assume !(0 == __VERIFIER_assert_~cond#1); 880#L13-3 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem7#1;havoc main_#t~mem8#1; 881#L40-2 main_#t~post6#1 := main_~y~0#1;main_~y~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 892#L40-3 [2023-11-19 07:09:37,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:37,338 INFO L85 PathProgramCache]: Analyzing trace with hash 82232677, now seen corresponding path program 2 times [2023-11-19 07:09:37,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:37,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350437925] [2023-11-19 07:09:37,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 07:09:37,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:37,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350437925] [2023-11-19 07:09:37,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350437925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:09:37,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:09:37,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:09:37,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951917027] [2023-11-19 07:09:37,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:09:37,429 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:37,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:37,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1922577, now seen corresponding path program 2 times [2023-11-19 07:09:37,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:37,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263715094] [2023-11-19 07:09:37,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:37,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:37,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:37,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:37,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:37,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:09:37,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:09:37,543 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. cyclomatic complexity: 20 Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:09:37,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:37,595 INFO L93 Difference]: Finished difference Result 53 states and 65 transitions. [2023-11-19 07:09:37,596 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 65 transitions. [2023-11-19 07:09:37,596 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:09:37,597 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 51 states and 63 transitions. [2023-11-19 07:09:37,597 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2023-11-19 07:09:37,597 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2023-11-19 07:09:37,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 63 transitions. [2023-11-19 07:09:37,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:37,599 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 63 transitions. [2023-11-19 07:09:37,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 63 transitions. [2023-11-19 07:09:37,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2023-11-19 07:09:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.24) internal successors, (62), 49 states have internal predecessors, (62), 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) [2023-11-19 07:09:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 62 transitions. [2023-11-19 07:09:37,613 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 62 transitions. [2023-11-19 07:09:37,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:09:37,616 INFO L428 stractBuchiCegarLoop]: Abstraction has 50 states and 62 transitions. [2023-11-19 07:09:37,617 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-19 07:09:37,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 62 transitions. [2023-11-19 07:09:37,617 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:09:37,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:37,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:37,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1, 1] [2023-11-19 07:09:37,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:37,619 INFO L748 eck$LassoCheckResult]: Stem: 1019#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 989#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 990#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1016#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1017#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1020#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1026#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1025#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1024#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1022#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1021#L33-3 assume !(main_~x~0#1 < 100000); 987#L33-4 main_~x~0#1 := 0; 988#L39-3 assume !(main_~x~0#1 < main_~n~0#1); 1005#L39-4 call main_~#values~0#1.base, main_~#values~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~v~0#1;main_~v~0#1 := 0; 1006#L47-3 [2023-11-19 07:09:37,620 INFO L750 eck$LassoCheckResult]: Loop: 1006#L47-3 assume !!(main_~v~0#1 < 100000);havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~#values~0#1.base, main_~#values~0#1.offset + 4 * main_~v~0#1, 4);havoc main_#t~nondet10#1; 1007#L47-2 main_#t~post9#1 := main_~v~0#1;main_~v~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1006#L47-3 [2023-11-19 07:09:37,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:37,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1745754313, now seen corresponding path program 1 times [2023-11-19 07:09:37,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:37,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447616437] [2023-11-19 07:09:37,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:37,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:37,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:37,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447616437] [2023-11-19 07:09:37,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447616437] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:09:37,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669578591] [2023-11-19 07:09:37,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:37,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:09:37,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:37,815 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:09:37,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-11-19 07:09:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:37,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:09:37,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:37,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:37,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:09:37,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 07:09:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:38,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669578591] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:09:38,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:09:38,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2023-11-19 07:09:38,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714587091] [2023-11-19 07:09:38,025 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:09:38,026 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:38,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:38,026 INFO L85 PathProgramCache]: Analyzing trace with hash 3075, now seen corresponding path program 1 times [2023-11-19 07:09:38,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:38,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752011887] [2023-11-19 07:09:38,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:38,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:38,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:38,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:38,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:38,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 07:09:38,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:09:38,082 INFO L87 Difference]: Start difference. First operand 50 states and 62 transitions. cyclomatic complexity: 17 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 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) [2023-11-19 07:09:38,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:38,321 INFO L93 Difference]: Finished difference Result 292 states and 374 transitions. [2023-11-19 07:09:38,322 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 374 transitions. [2023-11-19 07:09:38,325 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 234 [2023-11-19 07:09:38,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 292 states and 374 transitions. [2023-11-19 07:09:38,328 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 272 [2023-11-19 07:09:38,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 272 [2023-11-19 07:09:38,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 292 states and 374 transitions. [2023-11-19 07:09:38,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:38,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 292 states and 374 transitions. [2023-11-19 07:09:38,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states and 374 transitions. [2023-11-19 07:09:38,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 62. [2023-11-19 07:09:38,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1935483870967742) internal successors, (74), 61 states have internal predecessors, (74), 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) [2023-11-19 07:09:38,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 74 transitions. [2023-11-19 07:09:38,349 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 74 transitions. [2023-11-19 07:09:38,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 07:09:38,351 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 74 transitions. [2023-11-19 07:09:38,351 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-19 07:09:38,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 74 transitions. [2023-11-19 07:09:38,352 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:09:38,353 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:38,353 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:38,354 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1] [2023-11-19 07:09:38,354 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:38,354 INFO L748 eck$LassoCheckResult]: Stem: 1457#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 1425#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 1426#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1459#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1460#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1454#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1455#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1476#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1475#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1474#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1473#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1472#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1471#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1470#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1469#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1468#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1467#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1466#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1465#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1464#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1463#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 1462#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1461#L33-3 assume !(main_~x~0#1 < 100000); 1423#L33-4 main_~x~0#1 := 0; 1424#L39-3 assume !(main_~x~0#1 < main_~n~0#1); 1441#L39-4 call main_~#values~0#1.base, main_~#values~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~v~0#1;main_~v~0#1 := 0; 1442#L47-3 [2023-11-19 07:09:38,355 INFO L750 eck$LassoCheckResult]: Loop: 1442#L47-3 assume !!(main_~v~0#1 < 100000);havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~#values~0#1.base, main_~#values~0#1.offset + 4 * main_~v~0#1, 4);havoc main_#t~nondet10#1; 1443#L47-2 main_#t~post9#1 := main_~v~0#1;main_~v~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1442#L47-3 [2023-11-19 07:09:38,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:38,355 INFO L85 PathProgramCache]: Analyzing trace with hash -95702845, now seen corresponding path program 2 times [2023-11-19 07:09:38,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:38,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740677212] [2023-11-19 07:09:38,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:38,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:38,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:38,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740677212] [2023-11-19 07:09:38,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740677212] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:09:38,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631449405] [2023-11-19 07:09:38,613 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 07:09:38,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:09:38,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:38,617 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:09:38,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2023-11-19 07:09:38,704 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-19 07:09:38,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 07:09:38,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:09:38,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:38,755 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:38,755 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:09:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:39,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631449405] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:09:39,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:09:39,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2023-11-19 07:09:39,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414738628] [2023-11-19 07:09:39,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:09:39,015 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:39,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:39,015 INFO L85 PathProgramCache]: Analyzing trace with hash 3075, now seen corresponding path program 2 times [2023-11-19 07:09:39,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:39,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125756899] [2023-11-19 07:09:39,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:39,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:39,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:39,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:39,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:39,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-19 07:09:39,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2023-11-19 07:09:39,077 INFO L87 Difference]: Start difference. First operand 62 states and 74 transitions. cyclomatic complexity: 17 Second operand has 25 states, 25 states have (on average 2.04) internal successors, (51), 25 states have internal predecessors, (51), 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) [2023-11-19 07:09:39,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:39,756 INFO L93 Difference]: Finished difference Result 592 states and 758 transitions. [2023-11-19 07:09:39,756 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 592 states and 758 transitions. [2023-11-19 07:09:39,762 INFO L131 ngComponentsAnalysis]: Automaton has 26 accepting balls. 474 [2023-11-19 07:09:39,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 592 states to 592 states and 758 transitions. [2023-11-19 07:09:39,768 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 548 [2023-11-19 07:09:39,769 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 548 [2023-11-19 07:09:39,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 592 states and 758 transitions. [2023-11-19 07:09:39,770 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:39,770 INFO L218 hiAutomatonCegarLoop]: Abstraction has 592 states and 758 transitions. [2023-11-19 07:09:39,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states and 758 transitions. [2023-11-19 07:09:39,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 86. [2023-11-19 07:09:39,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 86 states have (on average 1.1395348837209303) internal successors, (98), 85 states have internal predecessors, (98), 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) [2023-11-19 07:09:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2023-11-19 07:09:39,785 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 98 transitions. [2023-11-19 07:09:39,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-19 07:09:39,786 INFO L428 stractBuchiCegarLoop]: Abstraction has 86 states and 98 transitions. [2023-11-19 07:09:39,786 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-19 07:09:39,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 98 transitions. [2023-11-19 07:09:39,787 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:09:39,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:39,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:39,789 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [22, 22, 1, 1, 1, 1, 1, 1] [2023-11-19 07:09:39,789 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:39,790 INFO L748 eck$LassoCheckResult]: Stem: 2287#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 2259#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 2260#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2288#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2289#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2284#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2285#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2329#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2328#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2327#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2326#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2325#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2324#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2323#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2322#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2321#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2320#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2319#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2318#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2317#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2316#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2315#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2314#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2313#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2312#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2311#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2310#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2309#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2308#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2307#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2306#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2305#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2304#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2303#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2302#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2301#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2300#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2299#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2298#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2297#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2296#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2295#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2294#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2293#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2292#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 2291#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 2290#L33-3 assume !(main_~x~0#1 < 100000); 2255#L33-4 main_~x~0#1 := 0; 2256#L39-3 assume !(main_~x~0#1 < main_~n~0#1); 2274#L39-4 call main_~#values~0#1.base, main_~#values~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~v~0#1;main_~v~0#1 := 0; 2275#L47-3 [2023-11-19 07:09:39,790 INFO L750 eck$LassoCheckResult]: Loop: 2275#L47-3 assume !!(main_~v~0#1 < 100000);havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~#values~0#1.base, main_~#values~0#1.offset + 4 * main_~v~0#1, 4);havoc main_#t~nondet10#1; 2276#L47-2 main_#t~post9#1 := main_~v~0#1;main_~v~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2275#L47-3 [2023-11-19 07:09:39,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:39,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1293970907, now seen corresponding path program 3 times [2023-11-19 07:09:39,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:39,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99396823] [2023-11-19 07:09:39,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:39,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:40,566 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:40,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:40,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99396823] [2023-11-19 07:09:40,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99396823] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:09:40,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190502864] [2023-11-19 07:09:40,567 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-19 07:09:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:09:40,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:40,572 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:09:40,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2023-11-19 07:09:41,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2023-11-19 07:09:41,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 07:09:41,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 07:09:41,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:41,266 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:09:42,195 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:42,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190502864] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:09:42,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:09:42,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 49 [2023-11-19 07:09:42,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880152715] [2023-11-19 07:09:42,196 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:09:42,197 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:42,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:42,197 INFO L85 PathProgramCache]: Analyzing trace with hash 3075, now seen corresponding path program 3 times [2023-11-19 07:09:42,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:42,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525673917] [2023-11-19 07:09:42,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:42,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:42,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:42,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:42,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:42,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-11-19 07:09:42,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2023-11-19 07:09:42,251 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. cyclomatic complexity: 17 Second operand has 49 states, 49 states have (on average 2.020408163265306) internal successors, (99), 49 states have internal predecessors, (99), 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) [2023-11-19 07:09:44,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:09:44,395 INFO L93 Difference]: Finished difference Result 1192 states and 1526 transitions. [2023-11-19 07:09:44,395 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1192 states and 1526 transitions. [2023-11-19 07:09:44,406 INFO L131 ngComponentsAnalysis]: Automaton has 50 accepting balls. 954 [2023-11-19 07:09:44,416 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1192 states to 1192 states and 1526 transitions. [2023-11-19 07:09:44,416 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1100 [2023-11-19 07:09:44,418 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1100 [2023-11-19 07:09:44,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1192 states and 1526 transitions. [2023-11-19 07:09:44,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:09:44,420 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1192 states and 1526 transitions. [2023-11-19 07:09:44,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states and 1526 transitions. [2023-11-19 07:09:44,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 134. [2023-11-19 07:09:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 134 states have (on average 1.0895522388059702) internal successors, (146), 133 states have internal predecessors, (146), 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) [2023-11-19 07:09:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 146 transitions. [2023-11-19 07:09:44,430 INFO L240 hiAutomatonCegarLoop]: Abstraction has 134 states and 146 transitions. [2023-11-19 07:09:44,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-19 07:09:44,430 INFO L428 stractBuchiCegarLoop]: Abstraction has 134 states and 146 transitions. [2023-11-19 07:09:44,431 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-19 07:09:44,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 146 transitions. [2023-11-19 07:09:44,432 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:09:44,432 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:09:44,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:09:44,435 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [46, 46, 1, 1, 1, 1, 1, 1] [2023-11-19 07:09:44,435 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:09:44,436 INFO L748 eck$LassoCheckResult]: Stem: 3913#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 3881#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 3882#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3915#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3916#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3910#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3911#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 4004#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 4003#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 4002#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 4001#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 4000#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3999#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3998#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3997#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3996#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3995#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3994#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3993#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3992#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3991#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3990#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3989#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3988#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3987#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3986#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3985#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3984#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3983#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3982#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3981#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3980#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3979#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3978#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3977#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3976#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3975#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3974#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3973#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3972#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3971#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3970#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3969#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3968#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3967#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3966#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3965#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3964#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3963#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3962#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3961#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3960#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3959#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3958#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3957#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3956#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3955#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3954#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3953#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3952#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3951#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3950#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3949#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3948#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3947#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3946#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3945#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3944#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3943#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3942#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3941#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3940#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3939#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3938#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3937#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3936#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3935#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3934#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3933#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3932#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3931#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3930#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3929#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3928#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3927#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3926#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3925#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3924#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3923#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3922#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3921#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3920#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3919#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 3918#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 3917#L33-3 assume !(main_~x~0#1 < 100000); 3879#L33-4 main_~x~0#1 := 0; 3880#L39-3 assume !(main_~x~0#1 < main_~n~0#1); 3897#L39-4 call main_~#values~0#1.base, main_~#values~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~v~0#1;main_~v~0#1 := 0; 3898#L47-3 [2023-11-19 07:09:44,436 INFO L750 eck$LassoCheckResult]: Loop: 3898#L47-3 assume !!(main_~v~0#1 < 100000);havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~#values~0#1.base, main_~#values~0#1.offset + 4 * main_~v~0#1, 4);havoc main_#t~nondet10#1; 3899#L47-2 main_#t~post9#1 := main_~v~0#1;main_~v~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3898#L47-3 [2023-11-19 07:09:44,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:44,437 INFO L85 PathProgramCache]: Analyzing trace with hash -675114997, now seen corresponding path program 4 times [2023-11-19 07:09:44,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:44,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510127880] [2023-11-19 07:09:44,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:44,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:09:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:46,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:09:46,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510127880] [2023-11-19 07:09:46,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510127880] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:09:46,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199386355] [2023-11-19 07:09:46,853 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-19 07:09:46,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:09:46,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:09:46,855 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:09:46,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2023-11-19 07:09:47,064 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-19 07:09:47,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 07:09:47,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 07:09:47,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:09:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:47,269 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:09:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:09:50,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199386355] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:09:50,564 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:09:50,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49, 49] total 97 [2023-11-19 07:09:50,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654944379] [2023-11-19 07:09:50,564 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:09:50,565 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:09:50,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:09:50,565 INFO L85 PathProgramCache]: Analyzing trace with hash 3075, now seen corresponding path program 4 times [2023-11-19 07:09:50,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:09:50,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899923229] [2023-11-19 07:09:50,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:09:50,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:09:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:50,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:09:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:09:50,575 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:09:50,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:09:50,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2023-11-19 07:09:50,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4656, Invalid=4656, Unknown=0, NotChecked=0, Total=9312 [2023-11-19 07:09:50,630 INFO L87 Difference]: Start difference. First operand 134 states and 146 transitions. cyclomatic complexity: 17 Second operand has 97 states, 97 states have (on average 2.0103092783505154) internal successors, (195), 97 states have internal predecessors, (195), 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) [2023-11-19 07:10:03,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:10:03,201 INFO L93 Difference]: Finished difference Result 2392 states and 3062 transitions. [2023-11-19 07:10:03,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2392 states and 3062 transitions. [2023-11-19 07:10:03,225 INFO L131 ngComponentsAnalysis]: Automaton has 98 accepting balls. 1914 [2023-11-19 07:10:03,246 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2392 states to 2392 states and 3062 transitions. [2023-11-19 07:10:03,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2204 [2023-11-19 07:10:03,249 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2204 [2023-11-19 07:10:03,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2392 states and 3062 transitions. [2023-11-19 07:10:03,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:10:03,253 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2392 states and 3062 transitions. [2023-11-19 07:10:03,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2392 states and 3062 transitions. [2023-11-19 07:10:03,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2392 to 230. [2023-11-19 07:10:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 230 states have (on average 1.0521739130434782) internal successors, (242), 229 states have internal predecessors, (242), 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) [2023-11-19 07:10:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 242 transitions. [2023-11-19 07:10:03,272 INFO L240 hiAutomatonCegarLoop]: Abstraction has 230 states and 242 transitions. [2023-11-19 07:10:03,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-11-19 07:10:03,273 INFO L428 stractBuchiCegarLoop]: Abstraction has 230 states and 242 transitions. [2023-11-19 07:10:03,273 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-19 07:10:03,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 242 transitions. [2023-11-19 07:10:03,275 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 34 [2023-11-19 07:10:03,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:10:03,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:10:03,290 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [94, 94, 1, 1, 1, 1, 1, 1] [2023-11-19 07:10:03,292 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:10:03,293 INFO L748 eck$LassoCheckResult]: Stem: 7121#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2); 7089#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~post6#1, main_#t~post5#1, main_#t~nondet10#1, main_#t~post9#1, main_#t~mem12#1, main_#t~ret13#1, main_#t~mem14#1, main_#t~ret15#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post17#1, main_#t~post16#1, main_#t~post11#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~post21#1, main_#t~post20#1, main_~n~0#1, main_~#set~0#1.base, main_~#set~0#1.offset, main_~x~0#1, main_~y~0#1, main_~#values~0#1.base, main_~#values~0#1.offset, main_~v~0#1;main_~n~0#1 := 0;call main_~#set~0#1.base, main_~#set~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := 0; 7090#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7123#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7124#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7118#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7119#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7308#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7307#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7306#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7305#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7304#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7303#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7302#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7301#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7300#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7299#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7298#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7297#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7296#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7295#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7294#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7293#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7292#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7291#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7290#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7289#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7288#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7287#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7286#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7285#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7284#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7283#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7282#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7281#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7280#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7279#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7278#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7277#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7276#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7275#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7274#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7273#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7272#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7271#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7270#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7269#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7268#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7267#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7266#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7265#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7264#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7263#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7262#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7261#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7260#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7259#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7258#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7257#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7256#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7255#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7254#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7253#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7252#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7251#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7250#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7249#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7248#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7247#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7246#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7245#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7244#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7243#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7242#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7241#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7240#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7239#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7238#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7237#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7236#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7235#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7234#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7233#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7232#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7231#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7230#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7229#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7228#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7227#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7226#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7225#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7224#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7223#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7222#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7221#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7220#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7219#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7218#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7217#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7216#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7215#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7214#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7213#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7212#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7211#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7210#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7209#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7208#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7207#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7206#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7205#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7204#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7203#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7202#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7201#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7200#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7199#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7198#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7197#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7196#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7195#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7194#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7193#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7192#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7191#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7190#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7189#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7188#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7187#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7186#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7185#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7184#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7183#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7182#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7181#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7180#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7179#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7178#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7177#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7176#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7175#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7174#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7173#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7172#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7171#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7170#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7169#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7168#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7167#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7166#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7165#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7164#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7163#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7162#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7161#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7160#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7159#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7158#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7157#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7156#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7155#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7154#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7153#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7152#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7151#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7150#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7149#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7148#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7147#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7146#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7145#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7144#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7143#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7142#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7141#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7140#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7139#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7138#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7137#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7136#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7135#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7134#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7133#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7132#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7131#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7130#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7129#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7128#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7127#L33-3 assume !!(main_~x~0#1 < 100000);havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~#set~0#1.base, main_~#set~0#1.offset + 4 * main_~x~0#1, 4);havoc main_#t~nondet4#1; 7126#L33-2 main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 7125#L33-3 assume !(main_~x~0#1 < 100000); 7087#L33-4 main_~x~0#1 := 0; 7088#L39-3 assume !(main_~x~0#1 < main_~n~0#1); 7105#L39-4 call main_~#values~0#1.base, main_~#values~0#1.offset := #Ultimate.allocOnStack(400000);havoc main_~v~0#1;main_~v~0#1 := 0; 7106#L47-3 [2023-11-19 07:10:03,296 INFO L750 eck$LassoCheckResult]: Loop: 7106#L47-3 assume !!(main_~v~0#1 < 100000);havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~#values~0#1.base, main_~#values~0#1.offset + 4 * main_~v~0#1, 4);havoc main_#t~nondet10#1; 7107#L47-2 main_#t~post9#1 := main_~v~0#1;main_~v~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7106#L47-3 [2023-11-19 07:10:03,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:10:03,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1064733589, now seen corresponding path program 5 times [2023-11-19 07:10:03,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:10:03,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524199062] [2023-11-19 07:10:03,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:10:03,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:10:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:10:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8836 backedges. 0 proven. 8836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:10:11,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:10:11,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524199062] [2023-11-19 07:10:11,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524199062] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:10:11,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254515258] [2023-11-19 07:10:11,077 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-19 07:10:11,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:10:11,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:10:11,078 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:10:11,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc701f88-f813-4c1f-92d1-2f14fd2715f5/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process