./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --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 e1240a0d3e559b8971965b03cecb352351a22be921567ab044722f9bb2872bc1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:17:23,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:17:23,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:17:23,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:17:23,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:17:23,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:17:23,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:17:23,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:17:23,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:17:23,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:17:23,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:17:23,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:17:23,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:17:23,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:17:23,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:17:23,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:17:23,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:17:23,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:17:23,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:17:23,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:17:23,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:17:23,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:17:23,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:17:23,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:17:23,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:17:23,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:17:23,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:17:23,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:17:23,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:17:23,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:17:23,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:17:23,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:17:23,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:17:23,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:17:23,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:17:23,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:17:23,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:17:23,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:17:23,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:17:23,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:17:23,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:17:23,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 18:17:23,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:17:23,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:17:23,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:17:23,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:17:23,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:17:23,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:17:23,643 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:17:23,643 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 18:17:23,643 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 18:17:23,643 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 18:17:23,643 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 18:17:23,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:17:23,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:17:23,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 18:17:23,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:17:23,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:17:23,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:17:23,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:17:23,646 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:17:23,647 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 18:17:23,647 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1240a0d3e559b8971965b03cecb352351a22be921567ab044722f9bb2872bc1 [2021-12-06 18:17:23,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:17:23,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:17:23,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:17:23,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:17:23,865 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:17:23,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c [2021-12-06 18:17:23,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/data/add6e3bfe/45caf5b72075428c87bd357ea2987d6b/FLAGe2e6cef64 [2021-12-06 18:17:24,358 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:17:24,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c [2021-12-06 18:17:24,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/data/add6e3bfe/45caf5b72075428c87bd357ea2987d6b/FLAGe2e6cef64 [2021-12-06 18:17:24,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/data/add6e3bfe/45caf5b72075428c87bd357ea2987d6b [2021-12-06 18:17:24,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:17:24,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:17:24,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:17:24,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:17:24,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:17:24,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:24,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b55b0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24, skipping insertion in model container [2021-12-06 18:17:24,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:24,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:17:24,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:17:24,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c[38445,38458] [2021-12-06 18:17:24,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:17:24,772 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:17:24,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/sv-benchmarks/c/product-lines/elevator_spec2_product20.cil.c[38445,38458] [2021-12-06 18:17:24,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:17:24,872 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:17:24,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24 WrapperNode [2021-12-06 18:17:24,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:17:24,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:17:24,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:17:24,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:17:24,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:24,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,036 INFO L137 Inliner]: procedures = 96, calls = 346, calls flagged for inlining = 198, calls inlined = 574, statements flattened = 17346 [2021-12-06 18:17:25,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:17:25,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:17:25,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:17:25,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:17:25,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:17:25,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:17:25,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:17:25,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:17:25,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (1/1) ... [2021-12-06 18:17:25,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:25,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:25,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:25,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 18:17:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:17:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:17:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:17:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:17:25,451 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:17:25,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:17:29,250 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:17:29,281 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:17:29,281 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:17:29,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:17:29 BoogieIcfgContainer [2021-12-06 18:17:29,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:17:29,288 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 18:17:29,288 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 18:17:29,290 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 18:17:29,291 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:17:29,291 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 06:17:24" (1/3) ... [2021-12-06 18:17:29,292 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24812ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:17:29, skipping insertion in model container [2021-12-06 18:17:29,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:17:29,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:24" (2/3) ... [2021-12-06 18:17:29,292 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24812ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:17:29, skipping insertion in model container [2021-12-06 18:17:29,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:17:29,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:17:29" (3/3) ... [2021-12-06 18:17:29,293 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product20.cil.c [2021-12-06 18:17:29,322 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 18:17:29,322 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 18:17:29,322 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 18:17:29,323 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 18:17:29,323 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 18:17:29,323 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 18:17:29,323 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 18:17:29,323 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 18:17:29,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4957 states, 4956 states have (on average 1.8656174334140436) internal successors, (9246), 4956 states have internal predecessors, (9246), 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) [2021-12-06 18:17:29,524 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2462 [2021-12-06 18:17:29,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:17:29,525 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:17:29,537 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:17:29,537 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:17:29,537 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 18:17:29,547 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4957 states, 4956 states have (on average 1.8656174334140436) internal successors, (9246), 4956 states have internal predecessors, (9246), 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) [2021-12-06 18:17:29,595 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2462 [2021-12-06 18:17:29,595 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:17:29,595 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:17:29,598 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:17:29,599 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:17:29,603 INFO L791 eck$LassoCheckResult]: Stem: 3130#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 4851#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret135#1, main_~retValue_acc~26#1, main_~tmp~28#1;havoc main_~retValue_acc~26#1;havoc main_~tmp~28#1;assume { :begin_inline_select_helpers } true; 4159#L2901true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2719#L2894true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~24#1;havoc valid_product_~retValue_acc~24#1;valid_product_~retValue_acc~24#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~24#1; 1299#L2909true main_#t~ret135#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~28#1 := main_#t~ret135#1;havoc main_#t~ret135#1; 2230#L3343true assume 0 != main_~tmp~28#1;assume { :begin_inline_setup } true; 1527#L3318true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3488#L70true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret128#1, bigMacCall_~tmp~25#1;havoc bigMacCall_~tmp~25#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 140#L3400true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 4955#L3425true bigMacCall_#t~ret128#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~25#1 := bigMacCall_#t~ret128#1;havoc bigMacCall_#t~ret128#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~25#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 4562#L2554true assume 0 == initPersonOnFloor_~floor#1; 482#L2555true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 4952#L2662-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 560#L2346true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1779#L2358-2true assume { :end_inline_callOnFloor } true; 4491#L2698true assume { :end_inline_initPersonOnFloor } true; 1292#L3123true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret129#1, cleanup_#t~ret130#1, cleanup_~i~3#1, cleanup_~tmp~26#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~26#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret62#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 4627#L489true timeShift_#t~ret62#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret62#1;havoc timeShift_#t~ret62#1; 3283#L1431true assume 0 != timeShift_~tmp~12#1; 3993#L1432true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3822#L1431-1true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 4300#L480-6true __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 2551#L115true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3925#L116true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 2126#L489-1true __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; 2369#L120true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3886#L175true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2048#L1449true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 4929#L3150-2true [2021-12-06 18:17:29,604 INFO L793 eck$LassoCheckResult]: Loop: 4929#L3150-2true assume !false; 564#L3151true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 790#L3154true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 3733#L323true cleanup_#t~ret129#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret129#1;havoc cleanup_#t~ret129#1; 3798#L3158true assume 1 != cleanup_~tmp___0~11#1; 1743#L3158-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret17#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~4#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~4#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret12#1, anyStopRequested_#t~ret13#1, anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~3#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~20#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~20#1; 3936#L2283-50true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~20#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~20#1; 2937#L2310-50true anyStopRequested_#t~ret12#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret12#1;havoc anyStopRequested_#t~ret12#1; 1649#L588true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 1552#L652true isIdle_#t~ret17#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~4#1 := isIdle_#t~ret17#1;havoc isIdle_#t~ret17#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~4#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 4601#L665true cleanup_#t~ret130#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~26#1 := cleanup_#t~ret130#1;havoc cleanup_#t~ret130#1; 4641#L3170true assume !(0 != cleanup_~tmp~26#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret62#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 917#L489-6true timeShift_#t~ret62#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret62#1;havoc timeShift_#t~ret62#1; 2729#L1431-2true assume 0 != timeShift_~tmp~12#1; 4347#L1432-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 310#L1431-3true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1659#L480-13true __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 417#L115-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1809#L116-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 2811#L489-7true __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; 379#L120-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2802#L175-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1155#L1449-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 4929#L3150-2true [2021-12-06 18:17:29,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:17:29,610 INFO L85 PathProgramCache]: Analyzing trace with hash 2105596254, now seen corresponding path program 1 times [2021-12-06 18:17:29,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:17:29,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500225164] [2021-12-06 18:17:29,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:17:29,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:17:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:17:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:17:29,798 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:17:29,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500225164] [2021-12-06 18:17:29,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500225164] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:17:29,800 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:17:29,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:17:29,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160595120] [2021-12-06 18:17:29,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:17:29,807 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 18:17:29,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:17:29,808 INFO L85 PathProgramCache]: Analyzing trace with hash -463940709, now seen corresponding path program 1 times [2021-12-06 18:17:29,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:17:29,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768313041] [2021-12-06 18:17:29,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:17:29,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:17:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:17:29,831 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:17:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:17:29,875 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:17:30,196 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:17:30,197 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:17:30,197 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:17:30,197 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:17:30,197 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:17:30,197 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:17:30,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:17:30,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product20.cil.c_Iteration1_Loop [2021-12-06 18:17:30,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:17:30,198 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:17:30,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:17:30,498 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:17:30,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 18:17:30,503 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,514 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,514 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret5#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:30,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,536 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 18:17:30,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,560 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,560 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res#1=-8, ULTIMATE.start_timeShift_~tmp~12#1=-8, ~doorState~0=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~0#1=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2#1=-8} Honda state: {ULTIMATE.start_areDoorsOpen_#res#1=-8, ULTIMATE.start_timeShift_~tmp~12#1=-8, ~doorState~0=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~0#1=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 18:17:30,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,581 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 18:17:30,583 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,583 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,592 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,592 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret17#1=0} Honda state: {ULTIMATE.start_isIdle_#t~ret17#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 18:17:30,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,615 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 18:17:30,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,635 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,635 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~floor~0#1=0, ~currentFloorID~0=0, ULTIMATE.start_getCurrentFloorID_#res#1=0, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp~0#1=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~1#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~floor~0#1=0, ~currentFloorID~0=0, ULTIMATE.start_getCurrentFloorID_#res#1=0, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp~0#1=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 18:17:30,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,655 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 18:17:30,657 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,657 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,665 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,665 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret15#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret15#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 18:17:30,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,686 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 18:17:30,687 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,688 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,697 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,697 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret9#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret9#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 18:17:30,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,718 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 18:17:30,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,728 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,728 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___0~1#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___0~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 18:17:30,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,748 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 18:17:30,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,757 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,757 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret62#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret62#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 18:17:30,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,778 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 18:17:30,779 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,780 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,793 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,794 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~tmp~4#1=1, ULTIMATE.start_anyStopRequested_#res#1=1, ULTIMATE.start_anyStopRequested_~retValue_acc~6#1=1} Honda state: {ULTIMATE.start_isIdle_~tmp~4#1=1, ULTIMATE.start_anyStopRequested_#res#1=1, ULTIMATE.start_anyStopRequested_~retValue_acc~6#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 18:17:30,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,813 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 18:17:30,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,824 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,824 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret16#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret16#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 18:17:30,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,854 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 18:17:30,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,855 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,869 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:17:30,869 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:17:30,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 18:17:30,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,889 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 18:17:30,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:17:30,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 18:17:30,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:30,922 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:30,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 18:17:30,925 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:17:30,925 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:17:30,973 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:17:30,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 18:17:30,976 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:17:30,976 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:17:30,976 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:17:30,976 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:17:30,976 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:17:30,976 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:30,976 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:17:30,976 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:17:30,976 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product20.cil.c_Iteration1_Loop [2021-12-06 18:17:30,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:17:30,976 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:17:30,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:30,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:17:31,256 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:17:31,260 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:17:31,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,262 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 18:17:31,264 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 [2021-12-06 18:17:31,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 18:17:31,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,294 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 18:17:31,295 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 [2021-12-06 18:17:31,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 18:17:31,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,325 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 18:17:31,326 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 [2021-12-06 18:17:31,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 18:17:31,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,355 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 18:17:31,356 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 [2021-12-06 18:17:31,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 18:17:31,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,386 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 18:17:31,387 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 [2021-12-06 18:17:31,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,395 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 18:17:31,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,398 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:17:31,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 18:17:31,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,422 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 18:17:31,424 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 [2021-12-06 18:17:31,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:31,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,453 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 18:17:31,454 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 [2021-12-06 18:17:31,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 18:17:31,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,483 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 18:17:31,484 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 [2021-12-06 18:17:31,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 18:17:31,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,514 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 18:17:31,517 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 [2021-12-06 18:17:31,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:31,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,545 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 18:17:31,547 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 [2021-12-06 18:17:31,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,554 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 18:17:31,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,555 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:17:31,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 18:17:31,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,576 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 18:17:31,579 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 [2021-12-06 18:17:31,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:31,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,607 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 18:17:31,608 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 [2021-12-06 18:17:31,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 18:17:31,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,636 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 18:17:31,637 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 [2021-12-06 18:17:31,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:31,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,665 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 18:17:31,666 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 [2021-12-06 18:17:31,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 18:17:31,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,694 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 18:17:31,696 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 [2021-12-06 18:17:31,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:17:31,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-06 18:17:31,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,725 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 18:17:31,726 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 [2021-12-06 18:17:31,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:17:31,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:17:31,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:17:31,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:17:31,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:17:31,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:17:31,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:17:31,737 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 18:17:31,741 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 18:17:31,741 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 18:17:31,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:17:31,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:17:31,743 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:17:31,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 18:17:31,743 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 18:17:31,743 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 18:17:31,744 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 18:17:31,744 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3#1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3#1 Supporting invariants [] [2021-12-06 18:17:31,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 18:17:31,763 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 18:17:31,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:17:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:17:31,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:17:31,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:17:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:17:31,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:17:31,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:17:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:17:32,033 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 18:17:32,043 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 4957 states, 4956 states have (on average 1.8656174334140436) internal successors, (9246), 4956 states have internal predecessors, (9246), 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 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:17:32,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 18:17:32,427 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 4957 states, 4956 states have (on average 1.8656174334140436) internal successors, (9246), 4956 states have internal predecessors, (9246), 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 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7495 states and 13929 transitions. Complement of second has 9 states. [2021-12-06 18:17:32,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 18:17:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:17:32,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9293 transitions. [2021-12-06 18:17:32,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9293 transitions. Stem has 28 letters. Loop has 23 letters. [2021-12-06 18:17:32,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:17:32,448 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9293 transitions. Stem has 51 letters. Loop has 23 letters. [2021-12-06 18:17:32,449 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:17:32,449 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9293 transitions. Stem has 28 letters. Loop has 46 letters. [2021-12-06 18:17:32,450 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:17:32,451 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7495 states and 13929 transitions. [2021-12-06 18:17:32,517 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 18:17:32,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7495 states to 0 states and 0 transitions. [2021-12-06 18:17:32,520 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 18:17:32,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 18:17:32,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 18:17:32,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:17:32,520 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:17:32,520 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:17:32,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:17:32,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:17:32,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:17:32,524 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:17:32,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:17:32,526 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-12-06 18:17:32,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 18:17:32,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 18:17:32,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 18:17:32,527 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 18:17:32,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:17:32,527 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 18:17:32,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 18:17:32,527 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 18:17:32,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 18:17:32,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 06:17:32 BoogieIcfgContainer [2021-12-06 18:17:32,532 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 18:17:32,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:17:32,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:17:32,532 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:17:32,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:17:29" (3/4) ... [2021-12-06 18:17:32,535 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:17:32,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:17:32,535 INFO L158 Benchmark]: Toolchain (without parser) took 8148.26ms. Allocated memory was 102.8MB in the beginning and 459.3MB in the end (delta: 356.5MB). Free memory was 64.5MB in the beginning and 261.2MB in the end (delta: -196.7MB). Peak memory consumption was 159.7MB. Max. memory is 16.1GB. [2021-12-06 18:17:32,536 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory was 83.9MB in the beginning and 83.8MB in the end (delta: 96.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:17:32,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.81ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 51.8MB in the end (delta: 12.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-06 18:17:32,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.26ms. Allocated memory is still 102.8MB. Free memory was 51.8MB in the beginning and 43.6MB in the end (delta: 8.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-12-06 18:17:32,537 INFO L158 Benchmark]: Boogie Preprocessor took 226.84ms. Allocated memory was 102.8MB in the beginning and 155.2MB in the end (delta: 52.4MB). Free memory was 43.6MB in the beginning and 85.3MB in the end (delta: -41.7MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-12-06 18:17:32,537 INFO L158 Benchmark]: RCFGBuilder took 4022.34ms. Allocated memory was 155.2MB in the beginning and 308.3MB in the end (delta: 153.1MB). Free memory was 85.3MB in the beginning and 101.5MB in the end (delta: -16.2MB). Peak memory consumption was 141.7MB. Max. memory is 16.1GB. [2021-12-06 18:17:32,538 INFO L158 Benchmark]: BuchiAutomizer took 3243.90ms. Allocated memory was 308.3MB in the beginning and 459.3MB in the end (delta: 151.0MB). Free memory was 101.5MB in the beginning and 262.3MB in the end (delta: -160.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:17:32,538 INFO L158 Benchmark]: Witness Printer took 2.54ms. Allocated memory is still 459.3MB. Free memory was 262.3MB in the beginning and 261.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:17:32,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory was 83.9MB in the beginning and 83.8MB in the end (delta: 96.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.81ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 51.8MB in the end (delta: 12.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.26ms. Allocated memory is still 102.8MB. Free memory was 51.8MB in the beginning and 43.6MB in the end (delta: 8.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 226.84ms. Allocated memory was 102.8MB in the beginning and 155.2MB in the end (delta: 52.4MB). Free memory was 43.6MB in the beginning and 85.3MB in the end (delta: -41.7MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4022.34ms. Allocated memory was 155.2MB in the beginning and 308.3MB in the end (delta: 153.1MB). Free memory was 85.3MB in the beginning and 101.5MB in the end (delta: -16.2MB). Peak memory consumption was 141.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 3243.90ms. Allocated memory was 308.3MB in the beginning and 459.3MB in the end (delta: 151.0MB). Free memory was 101.5MB in the beginning and 262.3MB in the end (delta: -160.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.54ms. Allocated memory is still 459.3MB. Free memory was 262.3MB in the beginning and 261.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18460 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18459 mSDsluCounter, 13898 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4648 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 9250 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 18:17:32,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91532fba-e491-4d7f-bc00-3ac299dc9ba7/bin/uautomizer-DrprNOufMa/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