./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro --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 1493e9da3ad278988eda47a556733ebc5ac5411d3350d76fb478293d9e5d934e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:36:15,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:36:15,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:36:15,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:36:15,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:36:15,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:36:15,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:36:15,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:36:15,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:36:15,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:36:15,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:36:15,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:36:15,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:36:15,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:36:15,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:36:15,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:36:15,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:36:15,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:36:15,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:36:15,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:36:15,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:36:15,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:36:15,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:36:15,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:36:15,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:36:15,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:36:15,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:36:15,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:36:15,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:36:15,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:36:15,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:36:15,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:36:15,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:36:15,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:36:15,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:36:15,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:36:15,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:36:15,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:36:15,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:36:15,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:36:15,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:36:15,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 19:36:15,840 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:36:15,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:36:15,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:36:15,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:36:15,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:36:15,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:36:15,842 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:36:15,843 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 19:36:15,843 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 19:36:15,843 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 19:36:15,844 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 19:36:15,844 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 19:36:15,845 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 19:36:15,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:36:15,845 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 19:36:15,845 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:36:15,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:36:15,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 19:36:15,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:36:15,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 19:36:15,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 19:36:15,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 19:36:15,847 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 19:36:15,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:36:15,847 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 19:36:15,847 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:36:15,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 19:36:15,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:36:15,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:36:15,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:36:15,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:36:15,850 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 19:36:15,851 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_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1493e9da3ad278988eda47a556733ebc5ac5411d3350d76fb478293d9e5d934e [2022-11-18 19:36:16,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:36:16,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:36:16,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:36:16,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:36:16,169 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:36:16,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c [2022-11-18 19:36:16,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/data/959b43ea3/9819ce6b864945b495a2a79ee5ac4927/FLAGca32c1b8d [2022-11-18 19:36:16,872 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:36:16,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c [2022-11-18 19:36:16,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/data/959b43ea3/9819ce6b864945b495a2a79ee5ac4927/FLAGca32c1b8d [2022-11-18 19:36:17,116 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/data/959b43ea3/9819ce6b864945b495a2a79ee5ac4927 [2022-11-18 19:36:17,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:36:17,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:36:17,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:36:17,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:36:17,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:36:17,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:36:17" (1/1) ... [2022-11-18 19:36:17,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e542c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:17, skipping insertion in model container [2022-11-18 19:36:17,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:36:17" (1/1) ... [2022-11-18 19:36:17,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:36:17,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:36:17,513 WARN L234 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_07486a38-e665-484b-8027-b03bae1c1975/sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c[11768,11781] [2022-11-18 19:36:17,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:36:17,820 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:36:17,885 WARN L234 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_07486a38-e665-484b-8027-b03bae1c1975/sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c[11768,11781] [2022-11-18 19:36:17,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:36:18,040 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:36:18,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18 WrapperNode [2022-11-18 19:36:18,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:36:18,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:36:18,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:36:18,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:36:18,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,497 INFO L138 Inliner]: procedures = 95, calls = 344, calls flagged for inlining = 196, calls inlined = 776, statements flattened = 26409 [2022-11-18 19:36:18,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:36:18,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:36:18,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:36:18,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:36:18,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:18,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:19,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:19,101 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:19,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:19,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:36:19,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:36:19,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:36:19,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:36:19,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (1/1) ... [2022-11-18 19:36:19,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:19,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:19,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:19,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 19:36:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:36:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:36:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:36:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:36:19,552 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:36:19,554 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:36:32,240 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:36:32,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:36:32,289 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 19:36:32,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:36:32 BoogieIcfgContainer [2022-11-18 19:36:32,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:36:32,303 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 19:36:32,303 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 19:36:32,307 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 19:36:32,308 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:36:32,309 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 07:36:17" (1/3) ... [2022-11-18 19:36:32,310 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77996527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 07:36:32, skipping insertion in model container [2022-11-18 19:36:32,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:36:32,310 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:36:18" (2/3) ... [2022-11-18 19:36:32,311 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77996527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 07:36:32, skipping insertion in model container [2022-11-18 19:36:32,311 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:36:32,311 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:36:32" (3/3) ... [2022-11-18 19:36:32,313 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product30.cil.c [2022-11-18 19:36:32,484 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 19:36:32,484 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 19:36:32,484 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 19:36:32,485 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 19:36:32,485 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 19:36:32,485 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 19:36:32,485 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 19:36:32,486 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 19:36:32,510 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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) [2022-11-18 19:36:32,698 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3532 [2022-11-18 19:36:32,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:36:32,699 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:36:32,721 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:32,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:32,722 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 19:36:32,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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) [2022-11-18 19:36:32,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3532 [2022-11-18 19:36:32,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:36:32,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:36:32,878 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:32,878 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:32,896 INFO L748 eck$LassoCheckResult]: Stem: 5816#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~doorState~0 := 1;~maximumWeight~0 := 100;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~persons_3~0 := 0;~weight~0 := 0;~persons_4~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_5~0 := 0;~persons_0~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~blocked~0 := 0;~floorButtons_spc9_4~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~currentHeading~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~cleanupTimeShifts~0 := 12;~calls_1~0 := 0;~calls_0~0 := 0;~calls_4~0 := 0;~calls_3~0 := 0;~calls_2~0 := 0;~currentFloorID~0 := 0; 3520#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~27#1, main_~tmp~29#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~29#1;assume { :begin_inline_select_helpers } true; 1745#L440true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 6539#L433true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 5935#L448true main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~29#1 := main_#t~ret132#1;havoc main_#t~ret132#1; 1062#L3442true assume 0 != main_~tmp~29#1;assume { :begin_inline_setup } true; 1382#L3417true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1077#L482true assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~26#1;havoc bigMacCall_~tmp~26#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 4735#L785true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 1877#L810true bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~26#1 := bigMacCall_#t~ret125#1;havoc bigMacCall_#t~ret125#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~26#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 4947#L2798true assume 0 == initPersonOnFloor_~floor#1; 3931#L2799true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1992#L2906-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 357#L2590true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 3793#L2602-2true assume { :end_inline_callOnFloor } true; 2889#L2942true assume { :end_inline_initPersonOnFloor } true; 6976#L3222true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret126#1, cleanup_#t~ret127#1, cleanup_~i~3#1, cleanup_~tmp~27#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~3#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~27#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~3#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 1229#L1122true timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 763#L2071true assume 0 != timeShift_~tmp~18#1; 3776#L2072true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 6858#L2071-1true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1921#L1113-2true __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 4957#L1173-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 1937#L1205-12true __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 2920#L525true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1387#L535-1true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 4425#L2089true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 3452#L3249-2true [2022-11-18 19:36:32,905 INFO L750 eck$LassoCheckResult]: Loop: 3452#L3249-2true assume !false; 6062#L3250true cleanup_~__cil_tmp4~3#1 := ~cleanupTimeShifts~0 - 1; 2933#L3253true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~3#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 2139#L936true cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; 240#L3257true assume 1 != cleanup_~tmp___0~10#1; 4154#L3257-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret45#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret40#1, anyStopRequested_#t~ret41#1, anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 1348#L2527-122true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 5637#L2554-122true anyStopRequested_#t~ret40#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret40#1;havoc anyStopRequested_#t~ret40#1; 3318#L1221true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 741#L1285true isIdle_#t~ret45#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret45#1;havoc isIdle_#t~ret45#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 244#L1298true cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~27#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; 1358#L3269true assume !(0 != cleanup_~tmp~27#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 2155#L1122-2true timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 733#L2071-2true assume 0 != timeShift_~tmp~18#1; 248#L2072-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1376#L2071-3true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 7035#L1113-5true __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 1197#L1173-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 5344#L1205-25true __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 956#L525-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 562#L535-3true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 6272#L2089-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 3452#L3249-2true [2022-11-18 19:36:32,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:32,913 INFO L85 PathProgramCache]: Analyzing trace with hash -115058102, now seen corresponding path program 1 times [2022-11-18 19:36:32,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:32,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085800227] [2022-11-18 19:36:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:32,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:33,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:33,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085800227] [2022-11-18 19:36:33,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085800227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:33,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:33,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:33,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699223996] [2022-11-18 19:36:33,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:33,377 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 19:36:33,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:33,380 INFO L85 PathProgramCache]: Analyzing trace with hash 2087572474, now seen corresponding path program 1 times [2022-11-18 19:36:33,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:33,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293230105] [2022-11-18 19:36:33,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:33,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:33,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:33,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293230105] [2022-11-18 19:36:33,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293230105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:33,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:33,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:36:33,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128661419] [2022-11-18 19:36:33,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:33,494 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 19:36:33,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:36:33,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:36:33,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:36:33,568 INFO L87 Difference]: Start difference. First operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2022-11-18 19:36:35,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:35,130 INFO L93 Difference]: Finished difference Result 17510 states and 32814 transitions. [2022-11-18 19:36:35,131 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17510 states and 32814 transitions. [2022-11-18 19:36:35,269 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12196 [2022-11-18 19:36:35,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17510 states to 17456 states and 32753 transitions. [2022-11-18 19:36:35,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17456 [2022-11-18 19:36:35,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17456 [2022-11-18 19:36:35,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17456 states and 32753 transitions. [2022-11-18 19:36:35,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:36:35,491 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17456 states and 32753 transitions. [2022-11-18 19:36:35,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17456 states and 32753 transitions. [2022-11-18 19:36:35,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17456 to 7078. [2022-11-18 19:36:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7078 states, 7078 states have (on average 1.8783554676462277) internal successors, (13295), 7077 states have internal predecessors, (13295), 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) [2022-11-18 19:36:35,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 13295 transitions. [2022-11-18 19:36:35,774 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7078 states and 13295 transitions. [2022-11-18 19:36:35,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:36:35,781 INFO L428 stractBuchiCegarLoop]: Abstraction has 7078 states and 13295 transitions. [2022-11-18 19:36:35,782 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 19:36:35,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7078 states and 13295 transitions. [2022-11-18 19:36:35,826 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3534 [2022-11-18 19:36:35,826 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:36:35,827 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:36:35,834 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:35,834 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:35,835 INFO L748 eck$LassoCheckResult]: Stem: 31489#ULTIMATE.startENTRY 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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~doorState~0 := 1;~maximumWeight~0 := 100;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~persons_3~0 := 0;~weight~0 := 0;~persons_4~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_5~0 := 0;~persons_0~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~blocked~0 := 0;~floorButtons_spc9_4~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~currentHeading~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~cleanupTimeShifts~0 := 12;~calls_1~0 := 0;~calls_0~0 := 0;~calls_4~0 := 0;~calls_3~0 := 0;~calls_2~0 := 0;~currentFloorID~0 := 0; 30127#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~27#1, main_~tmp~29#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~29#1;assume { :begin_inline_select_helpers } true; 28046#L440 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 28047#L433 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 31533#L448 main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~29#1 := main_#t~ret132#1;havoc main_#t~ret132#1; 26918#L3442 assume 0 != main_~tmp~29#1;assume { :begin_inline_setup } true; 26919#L3417 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 26940#L482 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~26#1;havoc bigMacCall_~tmp~26#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 26941#L785 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 25167#L810 bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~26#1 := bigMacCall_#t~ret125#1;havoc bigMacCall_#t~ret125#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~26#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 28245#L2798 assume 0 == initPersonOnFloor_~floor#1; 30506#L2799 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 25770#L2906-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 25525#L2590 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 25526#L2602-2 assume { :end_inline_callOnFloor } true; 29496#L2942 assume { :end_inline_initPersonOnFloor } true; 29497#L3222 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret126#1, cleanup_#t~ret127#1, cleanup_~i~3#1, cleanup_~tmp~27#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~3#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~27#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~3#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 27218#L1122 timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 26383#L2071 assume 0 != timeShift_~tmp~18#1; 26385#L2072 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 24828#L2071-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 28306#L1113-2 __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 28307#L1173-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 25642#L1205-12 __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 29532#L525 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 29265#L1122-1 __utac_acc__Specification9_spec__3_#t~ret30#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret30#1;havoc __utac_acc__Specification9_spec__3_#t~ret30#1; 25710#L535 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 25711#L535-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 27485#L2089 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 30057#L3249-2 [2022-11-18 19:36:35,835 INFO L750 eck$LassoCheckResult]: Loop: 30057#L3249-2 assume !false; 30058#L3250 cleanup_~__cil_tmp4~3#1 := ~cleanupTimeShifts~0 - 1; 29547#L3253 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~3#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 28610#L936 cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; 25240#L3257 assume 1 != cleanup_~tmp___0~10#1; 25241#L3257-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret45#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret40#1, anyStopRequested_#t~ret41#1, anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 27420#L2527-122 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 27421#L2554-122 anyStopRequested_#t~ret40#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret40#1;havoc anyStopRequested_#t~ret40#1; 29942#L1221 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 25719#L1285 isIdle_#t~ret45#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret45#1;havoc isIdle_#t~ret45#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 25251#L1298 cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~27#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; 25252#L3269 assume !(0 != cleanup_~tmp~27#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 27439#L1122-2 timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 26321#L2071-2 assume 0 != timeShift_~tmp~18#1; 25260#L2072-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 25261#L2071-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 27472#L1113-5 __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 27157#L1173-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 27158#L1205-25 __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 26742#L525-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 26051#L1122-3 __utac_acc__Specification9_spec__3_#t~ret30#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret30#1;havoc __utac_acc__Specification9_spec__3_#t~ret30#1; 26052#L535-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 25975#L535-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 25976#L2089-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 30057#L3249-2 [2022-11-18 19:36:35,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:35,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1098668845, now seen corresponding path program 1 times [2022-11-18 19:36:35,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:35,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265639833] [2022-11-18 19:36:35,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:35,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:35,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:35,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265639833] [2022-11-18 19:36:35,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265639833] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:35,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:35,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:35,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099779780] [2022-11-18 19:36:35,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:35,987 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 19:36:35,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:35,989 INFO L85 PathProgramCache]: Analyzing trace with hash 408312925, now seen corresponding path program 1 times [2022-11-18 19:36:35,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:35,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362155395] [2022-11-18 19:36:35,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:35,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:36,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:36,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362155395] [2022-11-18 19:36:36,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362155395] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:36,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:36,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:36:36,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753721828] [2022-11-18 19:36:36,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:36,127 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 19:36:36,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:36:36,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:36:36,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:36:36,129 INFO L87 Difference]: Start difference. First operand 7078 states and 13295 transitions. cyclomatic complexity: 6218 Second operand has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:36:37,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:37,414 INFO L93 Difference]: Finished difference Result 13396 states and 25086 transitions. [2022-11-18 19:36:37,414 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13396 states and 25086 transitions. [2022-11-18 19:36:37,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10725 [2022-11-18 19:36:37,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13396 states to 13396 states and 25086 transitions. [2022-11-18 19:36:37,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13396 [2022-11-18 19:36:37,612 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13396 [2022-11-18 19:36:37,612 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13396 states and 25086 transitions. [2022-11-18 19:36:37,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:36:37,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13396 states and 25086 transitions. [2022-11-18 19:36:37,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13396 states and 25086 transitions. [2022-11-18 19:36:37,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13396 to 7042. [2022-11-18 19:36:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7042 states have (on average 1.8771655779608065) internal successors, (13219), 7041 states have internal predecessors, (13219), 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) [2022-11-18 19:36:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 13219 transitions. [2022-11-18 19:36:37,900 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7042 states and 13219 transitions. [2022-11-18 19:36:37,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 19:36:37,902 INFO L428 stractBuchiCegarLoop]: Abstraction has 7042 states and 13219 transitions. [2022-11-18 19:36:37,902 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 19:36:37,902 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7042 states and 13219 transitions. [2022-11-18 19:36:37,947 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4406 [2022-11-18 19:36:37,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:36:37,948 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:36:37,951 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:37,951 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:36:37,952 INFO L748 eck$LassoCheckResult]: Stem: 49973#ULTIMATE.startENTRY 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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~doorState~0 := 1;~maximumWeight~0 := 100;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~persons_3~0 := 0;~weight~0 := 0;~persons_4~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_5~0 := 0;~persons_0~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~blocked~0 := 0;~floorButtons_spc9_4~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~currentHeading~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~cleanupTimeShifts~0 := 12;~calls_1~0 := 0;~calls_0~0 := 0;~calls_4~0 := 0;~calls_3~0 := 0;~calls_2~0 := 0;~currentFloorID~0 := 0; 49974#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~27#1, main_~tmp~29#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~29#1;assume { :begin_inline_select_helpers } true; 49413#L440 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 49414#L433 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 50117#L448 main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~29#1 := main_#t~ret132#1;havoc main_#t~ret132#1; 48195#L3442 assume 0 != main_~tmp~29#1;assume { :begin_inline_setup } true; 48196#L3417 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 48221#L482 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~26#1;havoc bigMacCall_~tmp~26#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 48222#L785 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 45945#L810 bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~26#1 := bigMacCall_#t~ret125#1;havoc bigMacCall_#t~ret125#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~26#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 48747#L2798 assume 0 == initPersonOnFloor_~floor#1; 46368#L2799 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 45536#L2906-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 46462#L2590 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 45912#L2602-2 assume { :end_inline_callOnFloor } true; 45913#L2942 assume { :end_inline_initPersonOnFloor } true; 50529#L3222 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret126#1, cleanup_#t~ret127#1, cleanup_~i~3#1, cleanup_~tmp~27#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~3#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~27#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~3#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 48576#L1122 timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 47533#L2071 assume 0 != timeShift_~tmp~18#1; 45869#L2072 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 45870#L2071-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 49628#L1113-2 __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 48759#L1173-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 46590#L1205-12 __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 49650#L525 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 50400#L1122-1 __utac_acc__Specification9_spec__3_#t~ret30#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret30#1;havoc __utac_acc__Specification9_spec__3_#t~ret30#1; 46681#L535 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1; 46682#L536 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 50181#L537 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 50848#L535-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 50847#L2089 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 50846#L3249-2 [2022-11-18 19:36:37,952 INFO L750 eck$LassoCheckResult]: Loop: 50846#L3249-2 assume !false; 50845#L3250 cleanup_~__cil_tmp4~3#1 := ~cleanupTimeShifts~0 - 1; 50840#L3253 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~3#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 50839#L936 cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; 46030#L3257 assume 1 != cleanup_~tmp___0~10#1; 46031#L3257-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret45#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret40#1, anyStopRequested_#t~ret41#1, anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 47030#L2527-122 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 48812#L2554-122 anyStopRequested_#t~ret40#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret40#1;havoc anyStopRequested_#t~ret40#1; 49760#L1221 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 46690#L1285 isIdle_#t~ret45#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret45#1;havoc isIdle_#t~ret45#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 46041#L1298 cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~27#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; 46042#L3269 assume !(0 != cleanup_~tmp~27#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 48833#L1122-2 timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 47444#L2071-2 assume 0 != timeShift_~tmp~18#1; 46051#L2072-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 46052#L2071-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 48859#L1113-5 __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 48486#L1173-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 47091#L1205-25 __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 48008#L525-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 48009#L1122-3 __utac_acc__Specification9_spec__3_#t~ret30#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret30#1;havoc __utac_acc__Specification9_spec__3_#t~ret30#1; 49283#L535-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1; 49284#L536-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 50195#L537-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 46993#L535-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 46994#L2089-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 50846#L3249-2 [2022-11-18 19:36:37,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:37,953 INFO L85 PathProgramCache]: Analyzing trace with hash -799820014, now seen corresponding path program 1 times [2022-11-18 19:36:37,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:37,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054321289] [2022-11-18 19:36:37,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:37,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:38,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:38,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054321289] [2022-11-18 19:36:38,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054321289] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:38,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:38,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:38,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477634928] [2022-11-18 19:36:38,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:38,029 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 19:36:38,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:38,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1488609218, now seen corresponding path program 1 times [2022-11-18 19:36:38,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:38,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225955441] [2022-11-18 19:36:38,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:36:38,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:36:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:36:38,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:36:38,763 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:36:38,764 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:36:38,764 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:36:38,765 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:36:38,765 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 19:36:38,765 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:38,765 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:36:38,765 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:36:38,765 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product30.cil.c_Iteration3_Loop [2022-11-18 19:36:38,766 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:36:38,766 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:36:38,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,815 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,878 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,882 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,884 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,908 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,911 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,946 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:38,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:39,440 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:36:39,441 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 19:36:39,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:39,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:39,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:39,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:36:39,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:36:39,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 19:36:39,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:39,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:39,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:39,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:39,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 19:36:39,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:36:39,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 19:36:45,868 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 19:36:45,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:45,874 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:36:45,874 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:36:45,874 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:36:45,874 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:36:45,874 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 19:36:45,874 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:45,874 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:36:45,874 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:36:45,875 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product30.cil.c_Iteration3_Loop [2022-11-18 19:36:45,875 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:36:45,875 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:36:45,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,895 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,911 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,950 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:45,999 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:46,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:46,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:46,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:46,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:36:46,455 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:36:46,460 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 19:36:46,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,463 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 19:36:46,470 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 [2022-11-18 19:36:46,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,504 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 19:36:46,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:36:46,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,544 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 19:36:46,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:36:46,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,597 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,603 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 [2022-11-18 19:36:46,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 19:36:46,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,643 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,651 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 [2022-11-18 19:36:46,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 19:36:46,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,685 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 19:36:46,692 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 [2022-11-18 19:36:46,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,705 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 19:36:46,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,713 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:36:46,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,736 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,741 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 [2022-11-18 19:36:46,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 19:36:46,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,796 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:36:46,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 19:36:46,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,856 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,868 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 [2022-11-18 19:36:46,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,881 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 19:36:46,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,885 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:36:46,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 19:36:46,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,921 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,927 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 [2022-11-18 19:36:46,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 19:36:46,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:46,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:46,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:46,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:46,961 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:46,970 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 [2022-11-18 19:36:46,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:46,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:46,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:46,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:46,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:46,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:46,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:46,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 19:36:46,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,005 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,013 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 [2022-11-18 19:36:47,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 19:36:47,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,048 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,052 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 [2022-11-18 19:36:47,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,066 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 19:36:47,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:36:47,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 19:36:47,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,088 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,093 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 [2022-11-18 19:36:47,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 19:36:47,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,128 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,132 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 [2022-11-18 19:36:47,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 19:36:47,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,168 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,172 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 [2022-11-18 19:36:47,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 19:36:47,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,208 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,226 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 [2022-11-18 19:36:47,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 19:36:47,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,264 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,275 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 [2022-11-18 19:36:47,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 19:36:47,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,313 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,319 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 [2022-11-18 19:36:47,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 19:36:47,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:36:47,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,357 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:36:47,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:36:47,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:36:47,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:36:47,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:36:47,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:36:47,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:36:47,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 19:36:47,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:36:47,388 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 19:36:47,417 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-18 19:36:47,417 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-18 19:36:47,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:36:47,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:36:47,429 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:36:47,431 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 19:36:47,431 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-18 19:36:47,431 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 19:36:47,432 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 [] [2022-11-18 19:36:47,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 19:36:47,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:47,454 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-18 19:36:47,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:47,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:36:47,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:47,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:36:47,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:36:47,912 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-18 19:36:47,914 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7042 states and 13219 transitions. cyclomatic complexity: 6178 Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:36:48,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 19:36:48,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7042 states and 13219 transitions. cyclomatic complexity: 6178. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 11448 states and 21490 transitions. Complement of second has 8 states. [2022-11-18 19:36:48,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-18 19:36:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:36:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10038 transitions. [2022-11-18 19:36:48,595 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10038 transitions. Stem has 31 letters. Loop has 26 letters. [2022-11-18 19:36:48,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 19:36:48,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10038 transitions. Stem has 57 letters. Loop has 26 letters. [2022-11-18 19:36:48,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 19:36:48,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10038 transitions. Stem has 31 letters. Loop has 52 letters. [2022-11-18 19:36:48,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 19:36:48,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11448 states and 21490 transitions. [2022-11-18 19:36:48,674 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 19:36:48,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11448 states to 0 states and 0 transitions. [2022-11-18 19:36:48,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 19:36:48,674 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 19:36:48,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 19:36:48,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:36:48,675 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:36:48,675 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:36:48,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:36:48,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:36:48,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:48,676 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-11-18 19:36:48,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:48,676 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-18 19:36:48,677 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-18 19:36:48,677 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 19:36:48,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 19:36:48,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 19:36:48,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 19:36:48,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 19:36:48,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:36:48,678 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:36:48,678 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:36:48,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 19:36:48,679 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:36:48,679 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 19:36:48,679 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 19:36:48,679 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 19:36:48,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 19:36:48,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 07:36:48 BoogieIcfgContainer [2022-11-18 19:36:48,686 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 19:36:48,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 19:36:48,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 19:36:48,687 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 19:36:48,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:36:32" (3/4) ... [2022-11-18 19:36:48,691 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 19:36:48,691 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 19:36:48,699 INFO L158 Benchmark]: Toolchain (without parser) took 31570.64ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 112.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 326.2MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,702 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:36:48,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.46ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 89.9MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 453.97ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 64.3MB in the end (delta: 25.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,704 INFO L158 Benchmark]: Boogie Preprocessor took 713.23ms. Allocated memory was 142.6MB in the beginning and 228.6MB in the end (delta: 86.0MB). Free memory was 64.3MB in the beginning and 128.5MB in the end (delta: -64.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,704 INFO L158 Benchmark]: RCFGBuilder took 13088.43ms. Allocated memory was 228.6MB in the beginning and 914.4MB in the end (delta: 685.8MB). Free memory was 128.5MB in the beginning and 692.7MB in the end (delta: -564.2MB). Peak memory consumption was 282.8MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,707 INFO L158 Benchmark]: BuchiAutomizer took 16383.78ms. Allocated memory was 914.4MB in the beginning and 1.6GB in the end (delta: 650.1MB). Free memory was 692.7MB in the beginning and 1.2GB in the end (delta: -514.0MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2022-11-18 19:36:48,707 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 1.6GB. Free memory is still 1.2GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:36:48,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.46ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 89.9MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 453.97ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 64.3MB in the end (delta: 25.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 713.23ms. Allocated memory was 142.6MB in the beginning and 228.6MB in the end (delta: 86.0MB). Free memory was 64.3MB in the beginning and 128.5MB in the end (delta: -64.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * RCFGBuilder took 13088.43ms. Allocated memory was 228.6MB in the beginning and 914.4MB in the end (delta: 685.8MB). Free memory was 128.5MB in the beginning and 692.7MB in the end (delta: -564.2MB). Peak memory consumption was 282.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 16383.78ms. Allocated memory was 914.4MB in the beginning and 1.6GB in the end (delta: 650.1MB). Free memory was 692.7MB in the beginning and 1.2GB in the end (delta: -514.0MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 1.6GB. Free memory is still 1.2GB. 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 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 10.4s. Construction of modules took 0.4s. Büchi inclusion checks took 4.7s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.5s AutomataMinimizationTime, 2 MinimizatonAttempts, 16732 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88000 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87999 mSDsluCounter, 149212 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 103478 mSDsCounter, 266 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 267 IncrementalHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 266 mSolverCounterUnsat, 45734 mSDtfsCounter, 267 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 6.4s InitialAbstractionConstructionTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-18 19:36:48,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07486a38-e665-484b-8027-b03bae1c1975/bin/uautomizer-TMbwUNV5ro/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