./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be --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 d9a9e332bba43f0e6d965514fc764881b170e0a0500d860d4fcce12986d98914 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:54:34,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:54:34,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:54:34,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:54:34,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:54:34,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:54:34,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:54:34,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:54:34,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:54:34,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:54:34,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:54:34,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:54:34,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:54:34,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:54:34,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:54:34,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:54:34,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:54:34,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:54:34,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:54:34,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:54:34,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:54:34,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:54:34,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:54:34,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:54:34,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:54:34,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:54:34,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:54:34,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:54:34,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:54:34,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:54:34,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:54:34,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:54:34,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:54:34,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:54:34,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:54:34,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:54:34,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:54:34,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:54:34,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:54:34,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:54:34,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:54:34,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:54:34,545 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:54:34,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:54:34,546 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:54:34,546 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:54:34,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:54:34,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:54:34,548 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:54:34,549 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:54:34,549 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:54:34,549 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:54:34,549 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:54:34,550 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:54:34,550 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:54:34,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:54:34,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:54:34,551 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:54:34,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:54:34,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:54:34,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:54:34,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:54:34,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:54:34,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:54:34,552 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:54:34,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:54:34,553 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:54:34,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:54:34,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:54:34,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:54:34,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:54:34,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:54:34,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:54:34,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:54:34,556 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:54:34,556 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_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9a9e332bba43f0e6d965514fc764881b170e0a0500d860d4fcce12986d98914 [2021-10-21 19:54:34,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:54:34,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:54:34,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:54:34,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:54:34,856 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:54:34,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c [2021-10-21 19:54:34,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/data/fffadd5fd/71b4106cab6b4da5b550d2a6ca4802ec/FLAG855400a58 [2021-10-21 19:54:35,586 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:54:35,587 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c [2021-10-21 19:54:35,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/data/fffadd5fd/71b4106cab6b4da5b550d2a6ca4802ec/FLAG855400a58 [2021-10-21 19:54:35,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/data/fffadd5fd/71b4106cab6b4da5b550d2a6ca4802ec [2021-10-21 19:54:35,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:54:35,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:54:35,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:35,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:54:35,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:54:35,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:35" (1/1) ... [2021-10-21 19:54:35,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656864f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:35, skipping insertion in model container [2021-10-21 19:54:35,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:35" (1/1) ... [2021-10-21 19:54:35,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:54:35,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:36,567 WARN L228 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_6be6d993-7ec3-47cc-bddf-e1a80d67580d/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c[71679,71692] [2021-10-21 19:54:36,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:36,579 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:54:36,704 WARN L228 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_6be6d993-7ec3-47cc-bddf-e1a80d67580d/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c[71679,71692] [2021-10-21 19:54:36,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:36,744 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:54:36,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36 WrapperNode [2021-10-21 19:54:36,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:36,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:36,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:54:36,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:54:36,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:36,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:37,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:37,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:54:37,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:54:37,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:54:38,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:38,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:38,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:38,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:38,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:39,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:39,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:39,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:54:39,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:54:39,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:54:39,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:54:39,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (1/1) ... [2021-10-21 19:54:39,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:39,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:39,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:54:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:54:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:54:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:54:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:55:03,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:55:03,028 INFO L299 CfgBuilder]: Removed 3823 assume(true) statements. [2021-10-21 19:55:03,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:55:03 BoogieIcfgContainer [2021-10-21 19:55:03,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:55:03,052 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:55:03,052 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:55:03,061 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:55:03,062 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:55:03,066 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:54:35" (1/3) ... [2021-10-21 19:55:03,068 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7db1c23d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:55:03, skipping insertion in model container [2021-10-21 19:55:03,068 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:55:03,068 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:36" (2/3) ... [2021-10-21 19:55:03,069 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7db1c23d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:55:03, skipping insertion in model container [2021-10-21 19:55:03,069 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:55:03,069 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:55:03" (3/3) ... [2021-10-21 19:55:03,073 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product24.cil.c [2021-10-21 19:55:03,128 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:55:03,128 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:55:03,129 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:55:03,129 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:55:03,129 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:55:03,129 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:55:03,129 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:55:03,129 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:55:03,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16942 states, 16941 states have (on average 1.8897349625169706) internal successors, (32014), 16941 states have internal predecessors, (32014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:03,877 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3406 [2021-10-21 19:55:03,878 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:55:03,878 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:55:03,911 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:03,911 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:03,911 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:55:03,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16942 states, 16941 states have (on average 1.8897349625169706) internal successors, (32014), 16941 states have internal predecessors, (32014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:04,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3406 [2021-10-21 19:55:04,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:55:04,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:55:04,217 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:04,217 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:04,239 INFO L791 eck$LassoCheckResult]: Stem: 6813#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(10);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string87.base, #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(93, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string89.base, #t~string89.offset, 1);call write~init~int(93, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(32, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(97, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(116, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(32, #t~string91.base, 3 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 4 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string93.base, #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(10);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string97.base, #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 2 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string99.base, #t~string99.offset, 1);call write~init~int(111, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(119, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(110, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 4 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(73, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(76, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 5 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 6 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(70, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(95, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(112, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(58, #t~string113.base, 4 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 5 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string130.base, #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 1 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(21);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(30);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(9);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4097#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 8#L3162true havoc valid_product_#res;havoc valid_product_~retValue_acc~28;havoc valid_product_~retValue_acc~28;valid_product_~retValue_acc~28 := 1;valid_product_#res := valid_product_~retValue_acc~28; 16647#L3170true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 1480#L395true assume 0 != main_~tmp~8; 10066#L368true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 3476#L3218true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 10555#L3243true bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 12631#L2466true assume 0 == initPersonOnFloor_~floor; 11495#L2467true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 9521#L2574-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 924#L2258true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 12781#L2270-2true havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 11247#L709true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 474#L1719true assume 0 != timeShift_~tmp~23; 12677#L1720true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 16082#L1365-11true havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 10373#L2195-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 3699#L2222-130true isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 13042#L2099-6true __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 14169#L442true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 1658#L442-1true havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 9591#L709-2true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 13230#L1719-1true assume 0 != timeShift_~tmp~23; 6431#L1720-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 11759#L1365-23true havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 5460#L2195-261true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 12751#L2222-261true isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 11742#L2099-13true __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 987#L442-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 11038#L442-3true havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 1570#L709-4true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 2049#L1719-2true assume 0 != timeShift_~tmp~23; 8362#L1720-4true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15510#L1365-35true havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 15209#L2195-392true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 2212#L2222-392true isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 8406#L2099-20true __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 1958#L442-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 9576#L442-5true havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 14859#L3218-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 9871#L3243-1true bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2673#L2466-1true assume 0 == initPersonOnFloor_~floor; 8327#L2467-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 13949#L2574-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 12120#L2258-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 9049#L2270-5true havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 1818#L709-6true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 9059#L1719-3true assume 0 != timeShift_~tmp~23; 9422#L1720-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 7914#L1365-47true havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 1206#L2195-523true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 16142#L2222-523true isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 15323#L2099-27true __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 2282#L442-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 5583#L442-7true cleanup_~i~0 := 0; 10547#L198-2true [2021-10-21 19:55:04,240 INFO L793 eck$LassoCheckResult]: Loop: 10547#L198-2true assume !false; 12362#L199true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 4674#L202true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~2;havoc isBlocked_~retValue_acc~2;isBlocked_~retValue_acc~2 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~2; 15507#L547true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 11163#L206true assume 1 != cleanup_~tmp___0~0; 6025#L206-1true havoc isIdle_#res;havoc isIdle_#t~ret32, isIdle_~retValue_acc~9, isIdle_~tmp~13;havoc isIdle_~retValue_acc~9;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret27, anyStopRequested_#t~ret28, anyStopRequested_#t~ret29, anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_~retValue_acc~8, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~8;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 649#L2195-524true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 16482#L2222-524true anyStopRequested_#t~ret27 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret27;havoc anyStopRequested_#t~ret27; 11993#L808true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~8 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~8; 15274#L872true isIdle_#t~ret32 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret32;havoc isIdle_#t~ret32;isIdle_~retValue_acc~9 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~9; 10922#L885true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 679#L218true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 3104#L709-8true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 9391#L1719-4true assume 0 != timeShift_~tmp~23; 3118#L1720-8true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15237#L1365-59true havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 10953#L2195-659true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 7096#L2222-659true isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 4892#L2099-34true __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 4989#L442-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 6767#L442-9true cleanup_~i~0 := 1 + cleanup_~i~0; 10547#L198-2true [2021-10-21 19:55:04,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:04,251 INFO L82 PathProgramCache]: Analyzing trace with hash -689435377, now seen corresponding path program 1 times [2021-10-21 19:55:04,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:04,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457204001] [2021-10-21 19:55:04,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:04,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:04,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:04,839 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:04,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457204001] [2021-10-21 19:55:04,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457204001] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:04,842 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:04,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:55:04,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947619405] [2021-10-21 19:55:04,854 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:55:04,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:04,858 INFO L82 PathProgramCache]: Analyzing trace with hash 982382477, now seen corresponding path program 1 times [2021-10-21 19:55:04,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:04,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690305340] [2021-10-21 19:55:04,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:04,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:05,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:05,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:05,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690305340] [2021-10-21 19:55:05,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690305340] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:05,003 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:05,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-21 19:55:05,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718137173] [2021-10-21 19:55:05,005 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-21 19:55:05,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:05,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-21 19:55:05,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:55:05,062 INFO L87 Difference]: Start difference. First operand has 16942 states, 16941 states have (on average 1.8897349625169706) internal successors, (32014), 16941 states have internal predecessors, (32014), 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 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:39,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:39,525 INFO L93 Difference]: Finished difference Result 227262 states and 428244 transitions. [2021-10-21 19:55:39,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-21 19:55:39,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 227262 states and 428244 transitions. [2021-10-21 19:55:41,871 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78338 [2021-10-21 19:55:43,295 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 227262 states to 227162 states and 428117 transitions. [2021-10-21 19:55:43,295 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 227162 [2021-10-21 19:55:43,773 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 227162 [2021-10-21 19:55:43,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 227162 states and 428117 transitions. [2021-10-21 19:55:44,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:55:44,124 INFO L681 BuchiCegarLoop]: Abstraction has 227162 states and 428117 transitions. [2021-10-21 19:55:44,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227162 states and 428117 transitions. [2021-10-21 19:55:46,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227162 to 33831. [2021-10-21 19:55:46,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33831 states, 33831 states have (on average 1.8890957997103248) internal successors, (63910), 33830 states have internal predecessors, (63910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:46,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33831 states to 33831 states and 63910 transitions. [2021-10-21 19:55:46,715 INFO L704 BuchiCegarLoop]: Abstraction has 33831 states and 63910 transitions. [2021-10-21 19:55:46,715 INFO L587 BuchiCegarLoop]: Abstraction has 33831 states and 63910 transitions. [2021-10-21 19:55:46,715 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:55:46,716 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33831 states and 63910 transitions. [2021-10-21 19:55:47,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6817 [2021-10-21 19:55:47,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:55:47,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:55:47,188 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-10-21 19:55:47,188 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:47,189 INFO L791 eck$LassoCheckResult]: Stem: 256091#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(10);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string87.base, #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(93, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string89.base, #t~string89.offset, 1);call write~init~int(93, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(32, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(97, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(116, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(32, #t~string91.base, 3 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 4 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string93.base, #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(10);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string97.base, #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 2 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string99.base, #t~string99.offset, 1);call write~init~int(111, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(119, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(110, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 4 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(73, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(76, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 5 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 6 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(70, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(95, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(112, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(58, #t~string113.base, 4 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 5 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string130.base, #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 1 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(21);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(30);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(9);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 252461#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 244291#L3162 havoc valid_product_#res;havoc valid_product_~retValue_acc~28;havoc valid_product_~retValue_acc~28;valid_product_~retValue_acc~28 := 1;valid_product_#res := valid_product_~retValue_acc~28; 244292#L3170 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 247749#L395 assume 0 != main_~tmp~8; 247750#L368 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 251479#L3218 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 251481#L3243 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 259349#L2466 assume 0 == initPersonOnFloor_~floor; 259910#L2467 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 244632#L2574-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 246533#L2258 assume !(0 == callOnFloor_~floorID); 246535#L2261 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 253684#L2270-2 havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 260600#L709 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 245506#L1719 assume 0 != timeShift_~tmp~23; 245507#L1720 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 261649#L1365-11 havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 259238#L2195-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 251850#L2222-130 isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 251851#L2099-6 __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 260731#L442 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 248128#L442-1 havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 248129#L709-2 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 258648#L1719-1 assume 0 != timeShift_~tmp~23; 260806#L1720-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 261634#L1365-23 havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 254402#L2195-261 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 245461#L2222-261 isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 260068#L2099-13 __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 260069#L442-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 259636#L442-3 havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 247927#L709-4 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 247928#L1719-2 assume 0 != timeShift_~tmp~23; 248913#L1720-4 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 261630#L1365-35 havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 261392#L2195-392 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 249231#L2222-392 isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 249232#L2099-20 __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 257672#L442-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 258635#L442-5 havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 258636#L3218-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 250838#L3243-1 bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 250110#L2466-1 assume 0 == initPersonOnFloor_~floor; 250111#L2467-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 248013#L2574-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 260268#L2258-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 253225#L2270-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 248473#L709-6 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 248474#L1719-3 assume 0 != timeShift_~tmp~23; 258514#L1720-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 247744#L1365-47 havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 257217#L2195-523 assume !(0 == isFloorCalling_~floorID); 261640#L2199-523 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 264251#L2222-523 isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 264250#L2099-27 __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 264248#L442-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 264246#L442-7 cleanup_~i~0 := 0; 264245#L198-2 [2021-10-21 19:55:47,190 INFO L793 eck$LassoCheckResult]: Loop: 264245#L198-2 assume !false; 264244#L199 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 264195#L202 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~2;havoc isBlocked_~retValue_acc~2;isBlocked_~retValue_acc~2 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~2; 264194#L547 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 264193#L206 assume 1 != cleanup_~tmp___0~0; 255145#L206-1 havoc isIdle_#res;havoc isIdle_#t~ret32, isIdle_~retValue_acc~9, isIdle_~tmp~13;havoc isIdle_~retValue_acc~9;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret27, anyStopRequested_#t~ret28, anyStopRequested_#t~ret29, anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_~retValue_acc~8, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~8;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 245915#L2195-524 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 245916#L2222-524 anyStopRequested_#t~ret27 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret27;havoc anyStopRequested_#t~ret27; 260207#L808 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~8 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~8; 247690#L872 isIdle_#t~ret32 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret32;havoc isIdle_#t~ret32;isIdle_~retValue_acc~9 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~9; 259567#L885 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 245980#L218 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret84, timeShift_~tmp~23;havoc timeShift_~tmp~23;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~4;havoc areDoorsOpen_~retValue_acc~4;areDoorsOpen_~retValue_acc~4 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~4; 245981#L709-8 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~23 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 250863#L1719-4 assume 0 != timeShift_~tmp~23; 250889#L1720-8 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 244736#L1365-59 havoc __utac_acc__Specification14_spec__1_#t~ret21, __utac_acc__Specification14_spec__1_#t~ret22, __utac_acc__Specification14_spec__1_#t~ret23, __utac_acc__Specification14_spec__1_#t~ret24, __utac_acc__Specification14_spec__1_~tmp~9, __utac_acc__Specification14_spec__1_~tmp___0~2, __utac_acc__Specification14_spec__1_~tmp___1~1, __utac_acc__Specification14_spec__1_~tmp___2~1;havoc __utac_acc__Specification14_spec__1_~tmp~9;havoc __utac_acc__Specification14_spec__1_~tmp___0~2;havoc __utac_acc__Specification14_spec__1_~tmp___1~1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret135, isExecutiveFloorCalling_~retValue_acc~19;havoc isExecutiveFloorCalling_~retValue_acc~19;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~21;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~21; 259580#L2195-659 assume !(0 == isFloorCalling_~floorID); 259582#L2199-659 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~21 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~21; 264257#L2222-659 isExecutiveFloorCalling_#t~ret135 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~19 := isExecutiveFloorCalling_#t~ret135;havoc isExecutiveFloorCalling_#t~ret135;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~19; 264256#L2099-34 __utac_acc__Specification14_spec__1_#t~ret21 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~1 := __utac_acc__Specification14_spec__1_#t~ret21;havoc __utac_acc__Specification14_spec__1_#t~ret21; 264255#L442-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1); 264247#L442-9 cleanup_~i~0 := 1 + cleanup_~i~0; 264245#L198-2 [2021-10-21 19:55:47,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:47,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1080640158, now seen corresponding path program 1 times [2021-10-21 19:55:47,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:47,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660608434] [2021-10-21 19:55:47,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:47,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:47,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:47,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:47,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660608434] [2021-10-21 19:55:47,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660608434] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:47,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:47,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:55:47,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981133625] [2021-10-21 19:55:47,340 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:55:47,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:47,341 INFO L82 PathProgramCache]: Analyzing trace with hash 428794613, now seen corresponding path program 1 times [2021-10-21 19:55:47,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:47,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135524884] [2021-10-21 19:55:47,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:47,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:55:47,356 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:55:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:55:47,423 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:55:47,880 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:55:47,881 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:55:47,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:55:47,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:55:47,881 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:55:47,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:47,882 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:55:47,882 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:55:47,882 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product24.cil.c_Iteration2_Loop [2021-10-21 19:55:47,882 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:55:47,882 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:55:47,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:47,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:48,387 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:55:48,391 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:55:48,393 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,416 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,416 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:55:48,439 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,439 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret29=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret29=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:48,480 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,483 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:55:48,528 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,528 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___1~1=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:48,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,596 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:55:48,631 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,631 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:48,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,732 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,779 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,779 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:55:48,793 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,793 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-21 19:55:48,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,820 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:55:48,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,838 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Honda state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-21 19:55:48,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,864 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:55:48,872 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,872 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,881 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:55:48,881 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret84=0} Honda state: {ULTIMATE.start_timeShift_#t~ret84=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:55:48,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-21 19:55:48,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,903 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:55:48,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:55:48,905 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:48,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-21 19:55:48,950 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:48,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:48,951 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:48,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:55:48,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:55:48,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:55:49,624 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 19:55:49,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:49,627 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:55:49,627 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:55:49,627 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:55:49,627 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:55:49,627 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:55:49,627 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:49,627 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:55:49,627 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:55:49,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product24.cil.c_Iteration2_Loop [2021-10-21 19:55:49,627 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:55:49,627 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:55:49,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:49,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:55:50,141 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:55:50,153 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:55:50,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,160 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:55:50,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:55:50,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,229 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:55:50,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:55:50,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,288 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,290 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:55:50,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:55:50,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,358 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:55:50,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:55:50,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,420 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,422 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:55:50,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:55:50,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,490 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:55:50,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:55:50,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:55:50,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:55:50,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:55:50,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:55:50,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:55:50,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:55:50,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:55:50,521 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:55:50,553 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-21 19:55:50,554 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-21 19:55:50,555 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:55:50,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:50,574 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:55:50,582 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:55:50,583 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:55:50,583 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:55:50,583 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2021-10-21 19:55:50,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:55:50,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:50,621 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 19:55:50,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:50,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:55:50,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:55:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:51,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:55:51,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:55:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:51,254 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 19:55:51,255 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33831 states and 63910 transitions. cyclomatic complexity: 30080 Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:52,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:53,088 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33831 states and 63910 transitions. cyclomatic complexity: 30080. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 40648 states and 76774 transitions. Complement of second has 8 states. [2021-10-21 19:55:53,089 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 [2021-10-21 19:55:53,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:53,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31995 transitions. [2021-10-21 19:55:53,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31995 transitions. Stem has 58 letters. Loop has 22 letters. [2021-10-21 19:55:53,134 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:55:53,134 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31995 transitions. Stem has 80 letters. Loop has 22 letters. [2021-10-21 19:55:53,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:55:53,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31995 transitions. Stem has 58 letters. Loop has 44 letters. [2021-10-21 19:55:53,141 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:55:53,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40648 states and 76774 transitions. [2021-10-21 19:55:53,355 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:55:53,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40648 states to 0 states and 0 transitions. [2021-10-21 19:55:53,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:55:53,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:55:53,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:55:53,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:55:53,356 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:53,357 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:53,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:53,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:55:53,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:55:53,358 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:53,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:53,358 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-21 19:55:53,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:55:53,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-21 19:55:53,358 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:55:53,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:55:53,359 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:55:53,359 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:55:53,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:55:53,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:55:53,359 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:53,359 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:53,359 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:53,360 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 19:55:53,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:55:53,360 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:55:53,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:55:53,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:55:53 BoogieIcfgContainer [2021-10-21 19:55:53,366 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:55:53,367 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:55:53,367 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:55:53,367 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:55:53,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:55:03" (3/4) ... [2021-10-21 19:55:53,372 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:55:53,372 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:55:53,374 INFO L168 Benchmark]: Toolchain (without parser) took 77577.12 ms. Allocated memory was 83.9 MB in the beginning and 7.1 GB in the end (delta: 7.0 GB). Free memory was 57.6 MB in the beginning and 5.5 GB in the end (delta: -5.5 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,375 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:55:53,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 947.79 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 57.6 MB in the beginning and 60.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 1249.69 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 60.4 MB in the beginning and 91.7 MB in the end (delta: -31.4 MB). Peak memory consumption was 99.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,377 INFO L168 Benchmark]: Boogie Preprocessor took 1700.69 ms. Allocated memory was 197.1 MB in the beginning and 394.3 MB in the end (delta: 197.1 MB). Free memory was 91.7 MB in the beginning and 205.8 MB in the end (delta: -114.1 MB). Peak memory consumption was 149.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,378 INFO L168 Benchmark]: RCFGBuilder took 23350.68 ms. Allocated memory was 394.3 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 205.8 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 774.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,379 INFO L168 Benchmark]: BuchiAutomizer took 50313.97 ms. Allocated memory was 2.6 GB in the beginning and 7.1 GB in the end (delta: 4.5 GB). Free memory was 2.0 GB in the beginning and 5.5 GB in the end (delta: -3.6 GB). Peak memory consumption was 976.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:53,379 INFO L168 Benchmark]: Witness Printer took 5.82 ms. Allocated memory is still 7.1 GB. Free memory is still 5.5 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:55:53,383 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 947.79 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 57.6 MB in the beginning and 60.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1249.69 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 60.4 MB in the beginning and 91.7 MB in the end (delta: -31.4 MB). Peak memory consumption was 99.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 1700.69 ms. Allocated memory was 197.1 MB in the beginning and 394.3 MB in the end (delta: 197.1 MB). Free memory was 91.7 MB in the beginning and 205.8 MB in the end (delta: -114.1 MB). Peak memory consumption was 149.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 23350.68 ms. Allocated memory was 394.3 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 205.8 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 774.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 50313.97 ms. Allocated memory was 2.6 GB in the beginning and 7.1 GB in the end (delta: 4.5 GB). Free memory was 2.0 GB in the beginning and 5.5 GB in the end (delta: -3.6 GB). Peak memory consumption was 976.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.82 ms. Allocated memory is still 7.1 GB. Free memory is still 5.5 GB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 50.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 19.9s. Büchi inclusion checks took 17.0s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 2577.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 193331 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 3.9s Buchi closure took 0.4s. Biggest automaton had 33831 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 99978 SDtfs, 466391 SDslu, 592438 SDs, 0 SdLazy, 33471 SolverSat, 3431 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19977.9ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital99 mio100 ax100 hnf100 lsp20 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq220 hnf86 smp100 dnf157 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:55:53,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6d993-7ec3-47cc-bddf-e1a80d67580d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...