./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB --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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:09:04,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:09:04,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 05:09:04,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:09:04,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:09:04,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:09:04,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:09:04,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:09:04,379 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:09:04,379 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:09:04,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:09:04,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:09:04,379 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:09:04,380 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 05:09:04,380 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 05:09:04,380 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 05:09:04,380 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 05:09:04,380 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 05:09:04,380 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 05:09:04,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:09:04,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:09:04,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:09:04,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:09:04,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:09:04,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:09:04,383 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 05:09:04,383 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 05:09:04,383 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB 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 -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-11-28 05:09:04,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:09:04,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:09:04,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:09:04,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:09:04,735 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:09:04,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-28 05:09:07,876 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/data/3e160162a/078b6fe9eb464a4291427a9e5f1c3880/FLAG384fe3b6e [2024-11-28 05:09:08,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:09:08,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-28 05:09:08,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/data/3e160162a/078b6fe9eb464a4291427a9e5f1c3880/FLAG384fe3b6e [2024-11-28 05:09:08,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/data/3e160162a/078b6fe9eb464a4291427a9e5f1c3880 [2024-11-28 05:09:08,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:09:08,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:09:08,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:09:08,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:09:08,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:09:08,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08, skipping insertion in model container [2024-11-28 05:09:08,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:09:08,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:09:08,468 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:09:08,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:09:08,525 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:09:08,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08 WrapperNode [2024-11-28 05:09:08,526 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:09:08,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:09:08,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:09:08,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:09:08,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,572 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 142 [2024-11-28 05:09:08,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:09:08,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:09:08,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:09:08,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:09:08,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,592 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,615 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [2, 1, 10]. 77 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 1, 2]. [2024-11-28 05:09:08,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:09:08,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:09:08,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:09:08,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:09:08,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (1/1) ... [2024-11-28 05:09:08,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:08,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:08,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:08,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:09:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:09:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:09:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:09:08,843 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:09:08,845 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:09:09,125 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-28 05:09:09,125 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:09:09,138 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:09:09,139 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 05:09:09,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:09:09 BoogieIcfgContainer [2024-11-28 05:09:09,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:09:09,141 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 05:09:09,142 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 05:09:09,149 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 05:09:09,150 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:09:09,150 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 05:09:08" (1/3) ... [2024-11-28 05:09:09,151 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48288b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:09:09, skipping insertion in model container [2024-11-28 05:09:09,151 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:09:09,152 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:08" (2/3) ... [2024-11-28 05:09:09,153 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48288b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:09:09, skipping insertion in model container [2024-11-28 05:09:09,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:09:09,154 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:09:09" (3/3) ... [2024-11-28 05:09:09,155 INFO L363 chiAutomizerObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-28 05:09:09,230 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 05:09:09,230 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 05:09:09,230 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 05:09:09,231 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 05:09:09,231 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 05:09:09,231 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 05:09:09,231 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 05:09:09,231 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 05:09:09,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39 states, 38 states have (on average 1.5) internal successors, (57), 38 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:09,255 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 30 [2024-11-28 05:09:09,255 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:09,255 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:09,261 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:09:09,261 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:09:09,261 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 05:09:09,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39 states, 38 states have (on average 1.5) internal successors, (57), 38 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:09,267 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 30 [2024-11-28 05:09:09,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:09,267 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:09,267 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:09:09,267 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:09:09,277 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" [2024-11-28 05:09:09,277 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" [2024-11-28 05:09:09,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:09,283 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-28 05:09:09,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:09,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014965283] [2024-11-28 05:09:09,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:09,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:09,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:09,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1221, now seen corresponding path program 1 times [2024-11-28 05:09:09,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:09,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868920766] [2024-11-28 05:09:09,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,450 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,464 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:09,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:09,467 INFO L85 PathProgramCache]: Analyzing trace with hash 925703, now seen corresponding path program 1 times [2024-11-28 05:09:09,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:09,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512121766] [2024-11-28 05:09:09,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:09,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,503 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:09,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:10,008 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:09:10,009 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:09:10,009 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:09:10,010 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:09:10,011 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:09:10,011 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,011 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:09:10,011 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:09:10,012 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2024-11-28 05:09:10,012 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:09:10,012 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:09:10,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:10,544 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:09:10,547 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:09:10,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 05:09:10,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:10,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:10,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:10,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:10,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:10,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 05:09:10,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,594 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:10,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 05:09:10,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:10,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:10,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:10,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:10,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:10,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,631 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 05:09:10,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:10,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:10,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:10,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:10,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 05:09:10,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,667 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 05:09:10,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:10,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:10,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:10,702 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:10,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:10,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,715 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 05:09:10,721 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 [2024-11-28 05:09:10,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:10,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:10,746 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:10,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:10,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,760 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 05:09:10,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:10,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:10,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:10,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:10,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:10,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:10,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:10,807 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:09:10,834 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 05:09:10,837 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 05:09:10,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:10,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:10,841 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:10,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 05:09:10,845 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:09:10,865 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:09:10,865 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:09:10,865 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 13*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-28 05:09:10,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 05:09:10,891 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 05:09:10,899 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:09:10,900 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:09:10,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:10,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:09:10,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:10,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:09:10,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:09:11,006 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 05:09:11,008 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 39 states, 38 states have (on average 1.5) internal successors, (57), 38 states have internal predecessors, (57), 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) [2024-11-28 05:09:11,063 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 39 states, 38 states have (on average 1.5) internal successors, (57), 38 states have internal predecessors, (57), 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 76 states and 113 transitions. Complement of second has 6 states. [2024-11-28 05:09:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:09:11,068 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) [2024-11-28 05:09:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 56 transitions. [2024-11-28 05:09:11,075 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 56 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-28 05:09:11,076 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:11,076 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 56 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-28 05:09:11,076 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:11,076 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 56 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-28 05:09:11,076 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:11,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 113 transitions. [2024-11-28 05:09:11,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 28 [2024-11-28 05:09:11,083 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 35 states and 50 transitions. [2024-11-28 05:09:11,084 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-11-28 05:09:11,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2024-11-28 05:09:11,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 50 transitions. [2024-11-28 05:09:11,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:09:11,085 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 50 transitions. [2024-11-28 05:09:11,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 50 transitions. [2024-11-28 05:09:11,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-28 05:09:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 34 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:11,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 50 transitions. [2024-11-28 05:09:11,113 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 50 transitions. [2024-11-28 05:09:11,114 INFO L425 stractBuchiCegarLoop]: Abstraction has 35 states and 50 transitions. [2024-11-28 05:09:11,114 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 05:09:11,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 50 transitions. [2024-11-28 05:09:11,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 28 [2024-11-28 05:09:11,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:11,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:11,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 05:09:11,119 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:11,119 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" [2024-11-28 05:09:11,119 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" [2024-11-28 05:09:11,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:11,120 INFO L85 PathProgramCache]: Analyzing trace with hash 28698860, now seen corresponding path program 1 times [2024-11-28 05:09:11,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:11,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459890649] [2024-11-28 05:09:11,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:11,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:11,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:11,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459890649] [2024-11-28 05:09:11,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459890649] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:11,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603512351] [2024-11-28 05:09:11,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:11,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:11,290 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:11,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-28 05:09:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:11,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:09:11,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:11,361 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:11,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603512351] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:11,372 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:11,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-28 05:09:11,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217163357] [2024-11-28 05:09:11,373 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:11,375 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:11,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:11,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1791495, now seen corresponding path program 1 times [2024-11-28 05:09:11,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:11,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065383421] [2024-11-28 05:09:11,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:11,383 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:11,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:11,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:11,468 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:09:11,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:09:11,470 INFO L87 Difference]: Start difference. First operand 35 states and 50 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:11,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:11,497 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2024-11-28 05:09:11,497 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 46 transitions. [2024-11-28 05:09:11,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:11,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 34 states and 44 transitions. [2024-11-28 05:09:11,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-28 05:09:11,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-28 05:09:11,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 44 transitions. [2024-11-28 05:09:11,499 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:09:11,499 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 44 transitions. [2024-11-28 05:09:11,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 44 transitions. [2024-11-28 05:09:11,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-11-28 05:09:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 33 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2024-11-28 05:09:11,502 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 44 transitions. [2024-11-28 05:09:11,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:09:11,503 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2024-11-28 05:09:11,503 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 05:09:11,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 44 transitions. [2024-11-28 05:09:11,504 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:11,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:11,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:11,504 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2024-11-28 05:09:11,504 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:11,505 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" [2024-11-28 05:09:11,505 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" [2024-11-28 05:09:11,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:11,505 INFO L85 PathProgramCache]: Analyzing trace with hash -2144459676, now seen corresponding path program 1 times [2024-11-28 05:09:11,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:11,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645669936] [2024-11-28 05:09:11,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:11,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:11,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645669936] [2024-11-28 05:09:11,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645669936] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:11,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380970458] [2024-11-28 05:09:11,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:11,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:11,618 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:11,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-28 05:09:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:11,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 05:09:11,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:11,731 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:11,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [380970458] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:11,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:11,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-28 05:09:11,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680501915] [2024-11-28 05:09:11,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:11,782 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:11,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:11,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1791495, now seen corresponding path program 2 times [2024-11-28 05:09:11,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:11,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201737730] [2024-11-28 05:09:11,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:11,795 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:11,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:11,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:11,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:09:11,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:09:11,889 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. cyclomatic complexity: 12 Second operand has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:11,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:11,941 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2024-11-28 05:09:11,941 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 52 transitions. [2024-11-28 05:09:11,943 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:11,943 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 42 states and 52 transitions. [2024-11-28 05:09:11,944 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-28 05:09:11,945 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-28 05:09:11,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 52 transitions. [2024-11-28 05:09:11,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:09:11,945 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 52 transitions. [2024-11-28 05:09:11,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 52 transitions. [2024-11-28 05:09:11,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-11-28 05:09:11,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 41 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 52 transitions. [2024-11-28 05:09:11,950 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 52 transitions. [2024-11-28 05:09:11,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 05:09:11,951 INFO L425 stractBuchiCegarLoop]: Abstraction has 42 states and 52 transitions. [2024-11-28 05:09:11,951 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 05:09:11,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 52 transitions. [2024-11-28 05:09:11,952 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:11,952 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:11,952 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:11,953 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 1, 1, 1, 1, 1] [2024-11-28 05:09:11,953 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:11,953 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" [2024-11-28 05:09:11,953 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" [2024-11-28 05:09:11,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:11,954 INFO L85 PathProgramCache]: Analyzing trace with hash 348989268, now seen corresponding path program 2 times [2024-11-28 05:09:11,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:11,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403512832] [2024-11-28 05:09:11,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:11,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:12,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:12,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403512832] [2024-11-28 05:09:12,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403512832] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:12,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183612880] [2024-11-28 05:09:12,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:12,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:12,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:12,225 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:12,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-28 05:09:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:12,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:09:12,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:12,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:12,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183612880] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:12,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:12,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 10 [2024-11-28 05:09:12,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717182538] [2024-11-28 05:09:12,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:12,422 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:12,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:12,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1791495, now seen corresponding path program 3 times [2024-11-28 05:09:12,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:12,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761739768] [2024-11-28 05:09:12,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:12,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,432 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:12,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:12,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:09:12,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:09:12,527 INFO L87 Difference]: Start difference. First operand 42 states and 52 transitions. cyclomatic complexity: 12 Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:12,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:12,576 INFO L93 Difference]: Finished difference Result 44 states and 54 transitions. [2024-11-28 05:09:12,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 54 transitions. [2024-11-28 05:09:12,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:12,579 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 54 transitions. [2024-11-28 05:09:12,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-28 05:09:12,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-28 05:09:12,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 54 transitions. [2024-11-28 05:09:12,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:09:12,580 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 54 transitions. [2024-11-28 05:09:12,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 54 transitions. [2024-11-28 05:09:12,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-28 05:09:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 43 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2024-11-28 05:09:12,586 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 54 transitions. [2024-11-28 05:09:12,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 05:09:12,587 INFO L425 stractBuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2024-11-28 05:09:12,587 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 05:09:12,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 54 transitions. [2024-11-28 05:09:12,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2024-11-28 05:09:12,588 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:12,588 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:12,589 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1] [2024-11-28 05:09:12,589 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:12,590 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" [2024-11-28 05:09:12,590 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" [2024-11-28 05:09:12,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:12,591 INFO L85 PathProgramCache]: Analyzing trace with hash 369261200, now seen corresponding path program 3 times [2024-11-28 05:09:12,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:12,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889604137] [2024-11-28 05:09:12,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:12,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,635 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:12,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:12,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1791495, now seen corresponding path program 4 times [2024-11-28 05:09:12,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:12,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910966399] [2024-11-28 05:09:12,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:12,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,693 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,702 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:12,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:12,702 INFO L85 PathProgramCache]: Analyzing trace with hash 70250774, now seen corresponding path program 1 times [2024-11-28 05:09:12,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:12,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244391672] [2024-11-28 05:09:12,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:12,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:12,791 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:16,539 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:09:16,539 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:09:16,540 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:09:16,540 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:09:16,540 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:09:16,540 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:16,540 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:09:16,540 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:09:16,540 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2024-11-28 05:09:16,540 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:09:16,540 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:09:16,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:16,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:17,507 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:09:17,507 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:09:17,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,511 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 05:09:17,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,536 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,544 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 05:09:17,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,582 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 05:09:17,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 05:09:17,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,616 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 05:09:17,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,647 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 05:09:17,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,663 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,674 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 05:09:17,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,697 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 05:09:17,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 05:09:17,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,721 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 05:09:17,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,737 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 05:09:17,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,745 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 05:09:17,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:17,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:17,772 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 05:09:17,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,784 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 05:09:17,788 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 [2024-11-28 05:09:17,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,811 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 05:09:17,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 05:09:17,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,835 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 05:09:17,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,851 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 05:09:17,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,860 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 05:09:17,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:17,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,888 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 05:09:17,894 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 [2024-11-28 05:09:17,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:17,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:17,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:17,912 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-28 05:09:17,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,922 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 05:09:17,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,938 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:17,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:17,943 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 05:09:17,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,956 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 05:09:17,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:17,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:17,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:17,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:17,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:17,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:17,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:17,984 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:17,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 05:09:17,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:17,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:17,996 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:17,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 05:09:18,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:18,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,039 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 05:09:18,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,055 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,061 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 05:09:18,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,075 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 05:09:18,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-28 05:09:18,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,111 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 05:09:18,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:18,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:18,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:18,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-28 05:09:18,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,143 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 05:09:18,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:18,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:18,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:18,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:18,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,168 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 05:09:18,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:18,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:18,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:18,183 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 05:09:18,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,191 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 05:09:18,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,212 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-28 05:09:18,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,223 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 05:09:18,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,251 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:18,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,259 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 05:09:18,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,279 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:18,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 05:09:18,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,290 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 05:09:18,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:18,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:18,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:18,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:18,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:18,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:18,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:18,320 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:09:18,342 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-28 05:09:18,342 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 05:09:18,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:18,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:18,344 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:18,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 05:09:18,347 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:09:18,358 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-28 05:09:18,358 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:09:18,359 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1, ULTIMATE.start_parse_expression_list_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [1*ULTIMATE.start_parse_expression_list_~str#1.offset >= 0] [2024-11-28 05:09:18,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:18,412 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2024-11-28 05:09:18,415 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:09:18,415 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:09:18,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:18,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:09:18,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:18,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:09:18,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:09:18,626 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-28 05:09:18,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:18,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 05:09:18,722 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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 71 states and 90 transitions. Complement of second has 6 states. [2024-11-28 05:09:18,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:09:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 42 transitions. [2024-11-28 05:09:18,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 42 transitions. Stem has 19 letters. Loop has 4 letters. [2024-11-28 05:09:18,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:18,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 42 transitions. Stem has 23 letters. Loop has 4 letters. [2024-11-28 05:09:18,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:18,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 42 transitions. Stem has 19 letters. Loop has 8 letters. [2024-11-28 05:09:18,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:18,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 90 transitions. [2024-11-28 05:09:18,727 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:18,727 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 59 states and 75 transitions. [2024-11-28 05:09:18,728 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-28 05:09:18,728 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-28 05:09:18,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 75 transitions. [2024-11-28 05:09:18,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:18,728 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 75 transitions. [2024-11-28 05:09:18,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 75 transitions. [2024-11-28 05:09:18,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 58. [2024-11-28 05:09:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 57 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) [2024-11-28 05:09:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 74 transitions. [2024-11-28 05:09:18,732 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 74 transitions. [2024-11-28 05:09:18,732 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 74 transitions. [2024-11-28 05:09:18,732 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 05:09:18,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 74 transitions. [2024-11-28 05:09:18,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:18,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:18,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:18,733 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:18,733 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:18,734 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" [2024-11-28 05:09:18,734 INFO L749 eck$LassoCheckResult]: Loop: "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume parse_expression_list_#t~short7#1;" "assume parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1;" [2024-11-28 05:09:18,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:18,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1622271565, now seen corresponding path program 1 times [2024-11-28 05:09:18,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:18,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715502419] [2024-11-28 05:09:18,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:18,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:18,757 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:18,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:18,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:18,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1911784, now seen corresponding path program 1 times [2024-11-28 05:09:18,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:18,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074627438] [2024-11-28 05:09:18,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:18,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:18,780 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:18,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:18,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:18,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1300030310, now seen corresponding path program 1 times [2024-11-28 05:09:18,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:18,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952957375] [2024-11-28 05:09:18,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:18,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:19,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:19,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952957375] [2024-11-28 05:09:19,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952957375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:19,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920385835] [2024-11-28 05:09:19,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:19,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:19,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:19,311 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:19,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-11-28 05:09:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:19,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 05:09:19,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:19,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-28 05:09:19,573 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:19,648 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-11-28 05:09:19,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 12 [2024-11-28 05:09:19,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920385835] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:19,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:19,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 14 [2024-11-28 05:09:19,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102465018] [2024-11-28 05:09:19,677 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:19,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:19,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 05:09:19,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-28 05:09:19,743 INFO L87 Difference]: Start difference. First operand 58 states and 74 transitions. cyclomatic complexity: 20 Second operand has 14 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:20,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:20,032 INFO L93 Difference]: Finished difference Result 127 states and 167 transitions. [2024-11-28 05:09:20,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 127 states and 167 transitions. [2024-11-28 05:09:20,034 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2024-11-28 05:09:20,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 127 states to 127 states and 167 transitions. [2024-11-28 05:09:20,036 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-28 05:09:20,036 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-11-28 05:09:20,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 167 transitions. [2024-11-28 05:09:20,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:20,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 167 transitions. [2024-11-28 05:09:20,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 167 transitions. [2024-11-28 05:09:20,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 73. [2024-11-28 05:09:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.273972602739726) internal successors, (93), 72 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions. [2024-11-28 05:09:20,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 73 states and 93 transitions. [2024-11-28 05:09:20,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:09:20,046 INFO L425 stractBuchiCegarLoop]: Abstraction has 73 states and 93 transitions. [2024-11-28 05:09:20,046 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-28 05:09:20,046 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 73 states and 93 transitions. [2024-11-28 05:09:20,047 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:20,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:20,047 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:20,048 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:20,048 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:20,048 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" [2024-11-28 05:09:20,048 INFO L749 eck$LassoCheckResult]: Loop: "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume parse_expression_list_#t~short7#1;" "assume parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1;" [2024-11-28 05:09:20,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:20,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1208482119, now seen corresponding path program 1 times [2024-11-28 05:09:20,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:20,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157823883] [2024-11-28 05:09:20,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,071 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:20,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:20,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1911784, now seen corresponding path program 2 times [2024-11-28 05:09:20,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:20,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713418829] [2024-11-28 05:09:20,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:20,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,102 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:20,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:20,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1522734752, now seen corresponding path program 1 times [2024-11-28 05:09:20,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:20,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031281152] [2024-11-28 05:09:20,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,129 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:20,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:26,082 WARN L286 SmtUtils]: Spent 5.86s on a formula simplification. DAG size of input: 233 DAG size of output: 171 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 05:09:26,322 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:09:26,322 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:09:26,322 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:09:26,322 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:09:26,322 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:09:26,322 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:26,322 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:09:26,322 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:09:26,322 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2024-11-28 05:09:26,322 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:09:26,323 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:09:26,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:26,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:27,322 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:09:27,323 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:09:27,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,325 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 05:09:27,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,346 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:27,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,359 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 05:09:27,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:27,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,395 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 05:09:27,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-28 05:09:27,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,420 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 05:09:27,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-28 05:09:27,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,449 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 05:09:27,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-28 05:09:27,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,476 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 05:09:27,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,491 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-28 05:09:27,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,499 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-28 05:09:27,502 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 [2024-11-28 05:09:27,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-28 05:09:27,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,522 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-28 05:09:27,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-28 05:09:27,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,545 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-28 05:09:27,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:27,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,573 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-28 05:09:27,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-28 05:09:27,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,606 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-28 05:09:27,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-28 05:09:27,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,635 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-28 05:09:27,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-28 05:09:27,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,662 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-28 05:09:27,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,683 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-28 05:09:27,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,691 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-28 05:09:27,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,705 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-28 05:09:27,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,709 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 05:09:27,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:27,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,725 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-28 05:09:27,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-28 05:09:27,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,756 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-28 05:09:27,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-28 05:09:27,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,782 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-28 05:09:27,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-28 05:09:27,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,813 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-28 05:09:27,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,834 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-28 05:09:27,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,841 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-28 05:09:27,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-28 05:09:27,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,870 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-28 05:09:27,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:27,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:27,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:27,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-28 05:09:27,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,901 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-28 05:09:27,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:27,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-28 05:09:27,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,935 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:27,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-28 05:09:27,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:27,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:27,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:27,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:27,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:27,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:27,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:27,963 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:09:27,993 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-28 05:09:27,994 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-28 05:09:27,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:27,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:27,996 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:28,000 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:09:28,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-28 05:09:28,016 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-28 05:09:28,016 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:09:28,016 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~start~0#1, v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3) = -1*ULTIMATE.start_parse_expression_list_~start~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3 Supporting invariants [1*ULTIMATE.start_parse_expression_list_~str#1.offset >= 0] [2024-11-28 05:09:28,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-28 05:09:28,069 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2024-11-28 05:09:28,075 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:09:28,075 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:09:28,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:28,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 05:09:28,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:28,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:09:28,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:09:28,390 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-28 05:09:28,390 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 73 states and 93 transitions. cyclomatic complexity: 24 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:28,505 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 73 states and 93 transitions. cyclomatic complexity: 24. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 187 states and 250 transitions. Complement of second has 9 states. [2024-11-28 05:09:28,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:09:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 57 transitions. [2024-11-28 05:09:28,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 25 letters. Loop has 4 letters. [2024-11-28 05:09:28,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:28,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 29 letters. Loop has 4 letters. [2024-11-28 05:09:28,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:28,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 25 letters. Loop has 8 letters. [2024-11-28 05:09:28,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:28,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 187 states and 250 transitions. [2024-11-28 05:09:28,512 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2024-11-28 05:09:28,513 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 187 states to 145 states and 192 transitions. [2024-11-28 05:09:28,516 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2024-11-28 05:09:28,516 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-11-28 05:09:28,516 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 192 transitions. [2024-11-28 05:09:28,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:28,516 INFO L218 hiAutomatonCegarLoop]: Abstraction has 145 states and 192 transitions. [2024-11-28 05:09:28,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 192 transitions. [2024-11-28 05:09:28,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 100. [2024-11-28 05:09:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 100 states have (on average 1.33) internal successors, (133), 99 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 133 transitions. [2024-11-28 05:09:28,527 INFO L240 hiAutomatonCegarLoop]: Abstraction has 100 states and 133 transitions. [2024-11-28 05:09:28,527 INFO L425 stractBuchiCegarLoop]: Abstraction has 100 states and 133 transitions. [2024-11-28 05:09:28,527 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-28 05:09:28,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 100 states and 133 transitions. [2024-11-28 05:09:28,528 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:28,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:28,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:28,528 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:28,529 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:28,529 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" "assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "call parse_expression_list_#t~mem9#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);" "assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1;" "parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1;" [2024-11-28 05:09:28,529 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1;" "assume !parse_expression_list_#t~short14#1;" "assume parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;" "parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1;" [2024-11-28 05:09:28,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:28,533 INFO L85 PathProgramCache]: Analyzing trace with hash 508267362, now seen corresponding path program 1 times [2024-11-28 05:09:28,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:28,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655433557] [2024-11-28 05:09:28,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:28,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:28,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-28 05:09:28,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:28,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655433557] [2024-11-28 05:09:28,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655433557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:28,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325864255] [2024-11-28 05:09:28,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:28,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:28,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:28,945 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:28,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-11-28 05:09:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:29,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 05:09:29,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:29,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-28 05:09:29,218 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:29,327 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-11-28 05:09:29,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 12 [2024-11-28 05:09:29,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325864255] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:29,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:29,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 17 [2024-11-28 05:09:29,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711700320] [2024-11-28 05:09:29,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:29,358 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:29,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:29,358 INFO L85 PathProgramCache]: Analyzing trace with hash 2782609, now seen corresponding path program 1 times [2024-11-28 05:09:29,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:29,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978613599] [2024-11-28 05:09:29,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:29,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:29,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:29,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978613599] [2024-11-28 05:09:29,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978613599] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:29,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301216981] [2024-11-28 05:09:29,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:29,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:29,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:29,380 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:29,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-11-28 05:09:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:29,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:09:29,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:29,456 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:29,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [301216981] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:29,459 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:29,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-28 05:09:29,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534882420] [2024-11-28 05:09:29,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:29,460 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 05:09:29,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:29,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:09:29,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:09:29,460 INFO L87 Difference]: Start difference. First operand 100 states and 133 transitions. cyclomatic complexity: 40 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) [2024-11-28 05:09:29,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:29,476 INFO L93 Difference]: Finished difference Result 102 states and 134 transitions. [2024-11-28 05:09:29,476 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 134 transitions. [2024-11-28 05:09:29,477 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:29,480 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 101 states and 133 transitions. [2024-11-28 05:09:29,480 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-11-28 05:09:29,480 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-28 05:09:29,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 133 transitions. [2024-11-28 05:09:29,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:29,481 INFO L218 hiAutomatonCegarLoop]: Abstraction has 101 states and 133 transitions. [2024-11-28 05:09:29,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 133 transitions. [2024-11-28 05:09:29,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-28 05:09:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.316831683168317) internal successors, (133), 100 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 133 transitions. [2024-11-28 05:09:29,485 INFO L240 hiAutomatonCegarLoop]: Abstraction has 101 states and 133 transitions. [2024-11-28 05:09:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:09:29,491 INFO L425 stractBuchiCegarLoop]: Abstraction has 101 states and 133 transitions. [2024-11-28 05:09:29,491 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-28 05:09:29,491 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 133 transitions. [2024-11-28 05:09:29,492 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:29,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:29,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:29,496 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:29,496 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:09:29,496 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" "assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "call parse_expression_list_#t~mem9#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);" "assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1;" "parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1;" [2024-11-28 05:09:29,497 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1;" "assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1;" "assume parse_expression_list_#t~short13#1;" "parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1;" "assume parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;" "parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1;" [2024-11-28 05:09:29,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:29,497 INFO L85 PathProgramCache]: Analyzing trace with hash 508267362, now seen corresponding path program 2 times [2024-11-28 05:09:29,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:29,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001096458] [2024-11-28 05:09:29,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:29,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:29,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:29,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001096458] [2024-11-28 05:09:29,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001096458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:29,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525532591] [2024-11-28 05:09:29,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:29,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:29,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:29,954 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:29,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-11-28 05:09:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:30,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 05:09:30,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:30,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-28 05:09:30,245 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:30,367 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-11-28 05:09:30,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 12 [2024-11-28 05:09:30,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [525532591] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:30,398 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:30,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 7] total 19 [2024-11-28 05:09:30,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897157133] [2024-11-28 05:09:30,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:30,399 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:30,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:30,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1629496820, now seen corresponding path program 1 times [2024-11-28 05:09:30,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:30,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028564104] [2024-11-28 05:09:30,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:30,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,405 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:30,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:30,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 05:09:30,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:09:30,505 INFO L87 Difference]: Start difference. First operand 101 states and 133 transitions. cyclomatic complexity: 39 Second operand has 19 states, 19 states have (on average 2.1578947368421053) internal successors, (41), 19 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:30,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:30,801 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2024-11-28 05:09:30,802 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 163 states and 207 transitions. [2024-11-28 05:09:30,803 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2024-11-28 05:09:30,804 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 163 states to 155 states and 199 transitions. [2024-11-28 05:09:30,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2024-11-28 05:09:30,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2024-11-28 05:09:30,805 INFO L73 IsDeterministic]: Start isDeterministic. Operand 155 states and 199 transitions. [2024-11-28 05:09:30,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:30,805 INFO L218 hiAutomatonCegarLoop]: Abstraction has 155 states and 199 transitions. [2024-11-28 05:09:30,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states and 199 transitions. [2024-11-28 05:09:30,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 99. [2024-11-28 05:09:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 99 states have (on average 1.3232323232323233) internal successors, (131), 98 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2024-11-28 05:09:30,810 INFO L240 hiAutomatonCegarLoop]: Abstraction has 99 states and 131 transitions. [2024-11-28 05:09:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:09:30,815 INFO L425 stractBuchiCegarLoop]: Abstraction has 99 states and 131 transitions. [2024-11-28 05:09:30,815 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-28 05:09:30,815 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 131 transitions. [2024-11-28 05:09:30,816 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:09:30,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:30,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:30,819 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:30,821 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:09:30,821 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" "assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "call parse_expression_list_#t~mem9#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);" "assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1;" "parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1;" [2024-11-28 05:09:30,821 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1;" "assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1;" "assume parse_expression_list_#t~short13#1;" "parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1;" "assume parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;" "parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1;" [2024-11-28 05:09:30,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:30,822 INFO L85 PathProgramCache]: Analyzing trace with hash 508267424, now seen corresponding path program 1 times [2024-11-28 05:09:30,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:30,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119559581] [2024-11-28 05:09:30,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:30,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,846 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:30,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:30,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1629496820, now seen corresponding path program 2 times [2024-11-28 05:09:30,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:30,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910298420] [2024-11-28 05:09:30,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:30,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,887 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:30,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:30,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:30,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1981149803, now seen corresponding path program 1 times [2024-11-28 05:09:30,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:30,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133169425] [2024-11-28 05:09:30,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:30,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:31,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:31,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133169425] [2024-11-28 05:09:31,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133169425] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:31,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837219816] [2024-11-28 05:09:31,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:31,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:31,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:31,018 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:31,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-11-28 05:09:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:31,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:09:31,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:31,149 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:31,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837219816] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:31,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:31,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-11-28 05:09:31,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986208150] [2024-11-28 05:09:31,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:31,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:31,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 05:09:31,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:09:31,279 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. cyclomatic complexity: 39 Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:31,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:31,412 INFO L93 Difference]: Finished difference Result 195 states and 250 transitions. [2024-11-28 05:09:31,412 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 195 states and 250 transitions. [2024-11-28 05:09:31,413 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2024-11-28 05:09:31,415 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 195 states to 171 states and 218 transitions. [2024-11-28 05:09:31,415 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-11-28 05:09:31,415 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-28 05:09:31,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 171 states and 218 transitions. [2024-11-28 05:09:31,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:31,415 INFO L218 hiAutomatonCegarLoop]: Abstraction has 171 states and 218 transitions. [2024-11-28 05:09:31,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states and 218 transitions. [2024-11-28 05:09:31,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 148. [2024-11-28 05:09:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 148 states have (on average 1.304054054054054) internal successors, (193), 147 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 193 transitions. [2024-11-28 05:09:31,421 INFO L240 hiAutomatonCegarLoop]: Abstraction has 148 states and 193 transitions. [2024-11-28 05:09:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:09:31,422 INFO L425 stractBuchiCegarLoop]: Abstraction has 148 states and 193 transitions. [2024-11-28 05:09:31,422 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-28 05:09:31,422 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 148 states and 193 transitions. [2024-11-28 05:09:31,423 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2024-11-28 05:09:31,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:31,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:31,424 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:31,424 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:09:31,424 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume !parse_expression_list_#t~switch4#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" "assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "call parse_expression_list_#t~mem9#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);" "assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1;" "parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1;" [2024-11-28 05:09:31,424 INFO L749 eck$LassoCheckResult]: Loop: "parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1;" "assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1;" "assume parse_expression_list_#t~short13#1;" "parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1;" "assume parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;" "parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1;" [2024-11-28 05:09:31,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:31,425 INFO L85 PathProgramCache]: Analyzing trace with hash 112654764, now seen corresponding path program 1 times [2024-11-28 05:09:31,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:31,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015524498] [2024-11-28 05:09:31,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:31,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,448 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:31,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:31,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1629496820, now seen corresponding path program 3 times [2024-11-28 05:09:31,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:31,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106312588] [2024-11-28 05:09:31,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,490 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:31,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:31,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1971214473, now seen corresponding path program 1 times [2024-11-28 05:09:31,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:31,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142793810] [2024-11-28 05:09:31,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:31,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,551 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:31,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:38,695 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification. DAG size of input: 286 DAG size of output: 205 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 05:09:39,124 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:09:39,125 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:09:39,125 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:09:39,125 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:09:39,125 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:09:39,125 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:39,125 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:09:39,125 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:09:39,125 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration11_Lasso [2024-11-28 05:09:39,125 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:09:39,125 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:09:39,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:39,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:09:40,396 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:09:40,396 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:09:40,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,400 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-28 05:09:40,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:40,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,441 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-28 05:09:40,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,461 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:40,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,472 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-28 05:09:40,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:40,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,497 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-28 05:09:40,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,513 INFO L203 nArgumentSynthesizer]: 5 stem disjuncts [2024-11-28 05:09:40,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,517 INFO L401 nArgumentSynthesizer]: We have 14 Motzkin's Theorem applications. [2024-11-28 05:09:40,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,525 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-28 05:09:40,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,533 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-28 05:09:40,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-28 05:09:40,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,567 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-28 05:09:40,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-28 05:09:40,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,598 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-28 05:09:40,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,612 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-28 05:09:40,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,615 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 05:09:40,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-28 05:09:40,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,635 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-28 05:09:40,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:40,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,662 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-28 05:09:40,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,677 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-28 05:09:40,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,685 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-28 05:09:40,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-28 05:09:40,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,709 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-28 05:09:40,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-28 05:09:40,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,735 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-28 05:09:40,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,753 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-28 05:09:40,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,761 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-28 05:09:40,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,781 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-28 05:09:40,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,790 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-28 05:09:40,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-11-28 05:09:40,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,825 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-28 05:09:40,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-28 05:09:40,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,849 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-28 05:09:40,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,869 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-28 05:09:40,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,877 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-28 05:09:40,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-28 05:09:40,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,906 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-28 05:09:40,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-28 05:09:40,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,932 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-28 05:09:40,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:09:40,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:09:40,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:09:40,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:09:40,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-28 05:09:40,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:40,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:40,958 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:40,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-28 05:09:40,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:09:40,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:09:40,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:09:40,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:09:40,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:09:40,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:09:40,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:09:40,986 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:09:41,004 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-28 05:09:41,004 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-28 05:09:41,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:09:41,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:41,009 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:41,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-28 05:09:41,012 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:09:41,030 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:09:41,030 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:09:41,030 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2024-11-28 05:09:41,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2024-11-28 05:09:41,078 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-11-28 05:09:41,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:41,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:09:41,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:41,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:09:41,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:41,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:09:41,298 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-28 05:09:41,298 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 148 states and 193 transitions. cyclomatic complexity: 55 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:41,402 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 148 states and 193 transitions. cyclomatic complexity: 55. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 223 states and 286 transitions. Complement of second has 9 states. [2024-11-28 05:09:41,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-28 05:09:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions. [2024-11-28 05:09:41,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 49 transitions. Stem has 35 letters. Loop has 6 letters. [2024-11-28 05:09:41,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:41,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 49 transitions. Stem has 41 letters. Loop has 6 letters. [2024-11-28 05:09:41,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:41,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 49 transitions. Stem has 35 letters. Loop has 12 letters. [2024-11-28 05:09:41,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:09:41,406 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 223 states and 286 transitions. [2024-11-28 05:09:41,411 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2024-11-28 05:09:41,412 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 223 states to 176 states and 224 transitions. [2024-11-28 05:09:41,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-28 05:09:41,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-28 05:09:41,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 176 states and 224 transitions. [2024-11-28 05:09:41,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:09:41,413 INFO L218 hiAutomatonCegarLoop]: Abstraction has 176 states and 224 transitions. [2024-11-28 05:09:41,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states and 224 transitions. [2024-11-28 05:09:41,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 158. [2024-11-28 05:09:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 158 states have (on average 1.2911392405063291) internal successors, (204), 157 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:41,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 204 transitions. [2024-11-28 05:09:41,423 INFO L240 hiAutomatonCegarLoop]: Abstraction has 158 states and 204 transitions. [2024-11-28 05:09:41,424 INFO L425 stractBuchiCegarLoop]: Abstraction has 158 states and 204 transitions. [2024-11-28 05:09:41,424 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-28 05:09:41,424 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 204 transitions. [2024-11-28 05:09:41,425 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2024-11-28 05:09:41,426 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:09:41,426 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:09:41,429 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:41,429 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:09:41,429 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~1#1 < 7;" "havoc main_#t~nondet21#1;call write~int#2(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~1#1 < 7);" "havoc main_~i~1#1;call write~int#2(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2);" "assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0);" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" "assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "call parse_expression_list_#t~mem9#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);" "assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1;" "parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1;" "parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1;" "assume !parse_expression_list_#t~short14#1;" "assume !parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;" "parse_expression_list_#t~short17#1 := 0 < parse_expression_list_~j~0#1;" "assume !parse_expression_list_#t~short17#1;" "assume !parse_expression_list_#t~short17#1;havoc parse_expression_list_#t~mem16#1;havoc parse_expression_list_#t~short17#1;" "assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset;" "parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;havoc r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;call write~int#1(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1);" "parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1;" "havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;call parse_expression_list_#t~mem20#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);" "assume 0 != parse_expression_list_#t~mem20#1;havoc parse_expression_list_#t~mem20#1;" "parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1;" "assume parse_expression_list_#t~switch4#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1;" [2024-11-28 05:09:41,429 INFO L749 eck$LassoCheckResult]: Loop: "assume parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;" "parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1;" "call parse_expression_list_#t~mem5#1 := read~int#2(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1;" "assume parse_expression_list_#t~short7#1;" [2024-11-28 05:09:41,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:41,429 INFO L85 PathProgramCache]: Analyzing trace with hash 349015080, now seen corresponding path program 1 times [2024-11-28 05:09:41,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:41,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734511288] [2024-11-28 05:09:41,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:41,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:41,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-28 05:09:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:41,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:09:41,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734511288] [2024-11-28 05:09:41,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734511288] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:41,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634853996] [2024-11-28 05:09:41,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:41,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:41,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:41,608 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:41,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Waiting until timeout for monitored process [2024-11-28 05:09:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:41,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:09:41,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:41,846 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:41,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634853996] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:41,912 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:41,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-28 05:09:41,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638281003] [2024-11-28 05:09:41,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:41,913 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:09:41,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:41,913 INFO L85 PathProgramCache]: Analyzing trace with hash 2189224, now seen corresponding path program 3 times [2024-11-28 05:09:41,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:09:41,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470697764] [2024-11-28 05:09:41,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:41,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:41,918 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:41,921 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:09:42,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:09:42,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 05:09:42,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-28 05:09:42,003 INFO L87 Difference]: Start difference. First operand 158 states and 204 transitions. cyclomatic complexity: 56 Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:09:42,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:42,175 INFO L93 Difference]: Finished difference Result 93 states and 114 transitions. [2024-11-28 05:09:42,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 114 transitions. [2024-11-28 05:09:42,176 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:09:42,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 0 states and 0 transitions. [2024-11-28 05:09:42,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 05:09:42,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 05:09:42,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 05:09:42,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:09:42,177 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:09:42,177 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:09:42,177 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:09:42,177 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-28 05:09:42,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:09:42,177 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:09:42,178 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 05:09:42,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 05:09:42 BoogieIcfgContainer [2024-11-28 05:09:42,194 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 05:09:42,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:09:42,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:09:42,195 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:09:42,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:09:09" (3/4) ... [2024-11-28 05:09:42,198 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:09:42,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:09:42,201 INFO L158 Benchmark]: Toolchain (without parser) took 34012.06ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.3MB in the beginning and 64.9MB in the end (delta: 27.4MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2024-11-28 05:09:42,201 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:42,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.49ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 79.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:09:42,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.94ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:09:42,204 INFO L158 Benchmark]: Boogie Preprocessor took 74.48ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:42,204 INFO L158 Benchmark]: RCFGBuilder took 489.70ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 60.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:09:42,205 INFO L158 Benchmark]: BuchiAutomizer took 33052.78ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 59.8MB in the beginning and 64.9MB in the end (delta: -5.1MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-28 05:09:42,205 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 176.2MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:42,207 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.49ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 79.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.94ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.48ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 489.70ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 60.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 33052.78ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 59.8MB in the beginning and 64.9MB in the end (delta: -5.1MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 176.2MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (8 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function j and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 19 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.9s and 13 iterations. TraceHistogramMax:7. Analysis of lassos took 30.4s. Construction of modules took 0.8s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 197 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 552 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 550 mSDsluCounter, 1625 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1245 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 919 IncrementalHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 380 mSDtfsCounter, 919 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU5 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital191 mio100 ax100 hnf100 lsp89 ukn67 mio100 lsp30 div100 bol100 ite100 ukn100 eq172 hnf90 smp100 dnf214 smp80 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 5 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 14 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 05:09:42,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:42,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Ended with exit code 0 [2024-11-28 05:09:42,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:42,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:43,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:43,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:43,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:43,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:43,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:44,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e495eff-9b35-48dc-a8e1-26114e54ede9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE