./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y --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 c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:40:54,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:40:54,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:40:54,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:40:54,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:40:54,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:40:54,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:40:54,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:40:54,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:40:54,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:40:54,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:40:54,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:40:54,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:40:54,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:40:54,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:40:54,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:40:54,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:40:54,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:40:54,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:40:54,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:40:54,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:40:54,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:40:54,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:40:54,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:40:54,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:40:54,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:40:54,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:40:54,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:40:54,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:40:54,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:40:54,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:40:54,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:40:54,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:40:54,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:40:54,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:40:54,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:40:54,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:40:54,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:40:54,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:40:54,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:40:54,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:40:54,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:40:54,713 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:40:54,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:40:54,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:40:54,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:40:54,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:40:54,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:40:54,716 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:40:54,717 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:40:54,717 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:40:54,717 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:40:54,718 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:40:54,718 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:40:54,718 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:40:54,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:40:54,719 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:40:54,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:40:54,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:40:54,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:40:54,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:40:54,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:40:54,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:40:54,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:40:54,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:40:54,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:40:54,729 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:40:54,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:40:54,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:40:54,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:40:54,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:40:54,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:40:54,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:40:54,734 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:40:54,735 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:40:54,735 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_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 [2021-11-13 18:40:55,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:40:55,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:40:55,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:40:55,110 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:40:55,112 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:40:55,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-11-13 18:40:55,209 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/data/8dd0f2f1b/9a9337cc45564836a210de217e2ed686/FLAG2572e931c [2021-11-13 18:40:55,999 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:40:56,000 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-11-13 18:40:56,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/data/8dd0f2f1b/9a9337cc45564836a210de217e2ed686/FLAG2572e931c [2021-11-13 18:40:56,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/data/8dd0f2f1b/9a9337cc45564836a210de217e2ed686 [2021-11-13 18:40:56,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:40:56,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:40:56,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:40:56,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:40:56,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:40:56,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:40:56" (1/1) ... [2021-11-13 18:40:56,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f9e94c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:56, skipping insertion in model container [2021-11-13 18:40:56,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:40:56" (1/1) ... [2021-11-13 18:40:56,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:40:56,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:40:56,794 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_11d9dea8-c088-454a-ac68-f353cfa63104/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2021-11-13 18:40:57,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:40:57,225 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:40:57,308 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_11d9dea8-c088-454a-ac68-f353cfa63104/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2021-11-13 18:40:57,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:40:57,500 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:40:57,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57 WrapperNode [2021-11-13 18:40:57,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:40:57,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:40:57,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:40:57,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:40:57,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:40:57,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:02,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:41:02,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:41:02,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:41:02,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:41:02,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:02,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:03,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:03,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:05,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:06,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:06,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:07,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:41:07,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:41:07,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:41:07,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:41:07,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (1/1) ... [2021-11-13 18:41:07,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:41:07,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:41:07,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:41:07,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:41:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-13 18:41:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:41:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:41:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:41:07,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:42:03,021 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:42:03,022 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:42:03,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:42:03 BoogieIcfgContainer [2021-11-13 18:42:03,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:42:03,070 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:42:03,070 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:42:03,074 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:42:03,075 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:42:03,076 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:40:56" (1/3) ... [2021-11-13 18:42:03,077 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b04d5bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:42:03, skipping insertion in model container [2021-11-13 18:42:03,077 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:42:03,078 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:40:57" (2/3) ... [2021-11-13 18:42:03,078 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b04d5bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:42:03, skipping insertion in model container [2021-11-13 18:42:03,078 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:42:03,079 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:42:03" (3/3) ... [2021-11-13 18:42:03,080 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec6_productSimulator.cil.c [2021-11-13 18:42:03,140 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:42:03,140 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:42:03,140 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:42:03,141 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:42:03,141 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:42:03,141 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:42:03,141 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:42:03,141 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:42:04,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39478 states, 39477 states have (on average 1.539250702940953) internal successors, (60765), 39477 states have internal predecessors, (60765), 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) [2021-11-13 18:42:04,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2021-11-13 18:42:04,939 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:42:04,939 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:42:04,953 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] [2021-11-13 18:42:04,953 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:42:04,954 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:42:05,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39478 states, 39477 states have (on average 1.539250702940953) internal successors, (60765), 39477 states have internal predecessors, (60765), 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) [2021-11-13 18:42:05,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2021-11-13 18:42:05,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:42:05,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:42:05,572 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] [2021-11-13 18:42:05,573 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:42:05,600 INFO L791 eck$LassoCheckResult]: Stem: 27668#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#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(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 24425#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret122#1, main_~retValue_acc~28#1, main_~tmp~14#1;havoc main_~retValue_acc~28#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 14400#L739true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret86#1, select_features_#t~ret87#1, select_features_#t~ret88#1, select_features_#t~ret89#1, select_features_#t~ret90#1, select_features_#t~ret91#1, select_features_#t~ret92#1, select_features_#t~ret93#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 584#L712true select_features_#t~ret86#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86#1;havoc select_features_#t~ret86#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 1510#L712-1true select_features_#t~ret87#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87#1;havoc select_features_#t~ret87#1;~__SELECTED_FEATURE_Encrypt~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 26221#L712-2true select_features_#t~ret88#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88#1;havoc select_features_#t~ret88#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 336#L712-3true select_features_#t~ret89#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89#1;havoc select_features_#t~ret89#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 28275#L712-4true select_features_#t~ret90#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90#1;havoc select_features_#t~ret90#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 39069#L712-5true select_features_#t~ret91#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91#1;havoc select_features_#t~ret91#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 31097#L712-6true select_features_#t~ret92#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92#1;havoc select_features_#t~ret92#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet85#1, select_one_~retValue_acc~8#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~8#1;select_one_~choice~0#1 := select_one_#t~nondet85#1;havoc select_one_#t~nondet85#1;select_one_~retValue_acc~8#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~8#1; 24309#L712-7true select_features_#t~ret93#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93#1;havoc select_features_#t~ret93#1; 25618#L731true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1, valid_product_~tmp~9#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~tmp~9#1; 31506#L747true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 286#L750true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~9#1 := 0; 11397#L750-1true valid_product_~retValue_acc~9#1 := valid_product_~tmp~9#1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 35914#L807true main_#t~ret122#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret122#1;havoc main_#t~ret122#1; 34646#L2383true assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet117#1, setup_#t~nondet119#1, setup_#t~nondet121#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1; 4335#L2227true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 10033#L1874-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 39298#L1880-5true assume { :end_inline_setClientId } true; 29691#L2209-1true assume { :end_inline_setup_bob__before__Keys } true; 28003#L2236true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1; 33486#L2265true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8723#L1874-6true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 20578#L1880-11true assume { :end_inline_setClientId } true; 2630#L2247-1true assume { :end_inline_setup_rjh__before__Keys } true; 17888#L2274true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1; 28034#L2303true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 28078#L1874-10true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 27763#L1880-17true assume { :end_inline_setClientId } true; 11035#L2285-1true assume { :end_inline_setup_chuck__before__Keys } true; 36479#L2312true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121#1; 36376#L2370true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet98#1, test_#t~nondet99#1, test_#t~nondet100#1, test_#t~nondet101#1, test_#t~nondet102#1, test_#t~nondet103#1, test_#t~nondet104#1, test_#t~nondet105#1, test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~12#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~12#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 19995#L2150-1true [2021-11-13 18:42:05,601 INFO L793 eck$LassoCheckResult]: Loop: 19995#L2150-1true assume !false; 32025#L1959true assume test_~splverifierCounter~0#1 < 4; 31546#L1960true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 36527#L1966true assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet98#1;havoc test_#t~nondet98#1; 37368#L1970true assume 0 != test_~tmp___9~0#1; 32051#L1971true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 8501#L1971-2true test_~op1~0#1 := 1; 19995#L2150-1true [2021-11-13 18:42:05,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:42:05,626 INFO L85 PathProgramCache]: Analyzing trace with hash 992852765, now seen corresponding path program 1 times [2021-11-13 18:42:05,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:42:05,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391542313] [2021-11-13 18:42:05,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:42:05,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:42:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:42:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:42:06,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:42:06,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391542313] [2021-11-13 18:42:06,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391542313] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:42:06,217 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:42:06,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:42:06,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673896557] [2021-11-13 18:42:06,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:42:06,225 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:42:06,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:42:06,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1440997990, now seen corresponding path program 1 times [2021-11-13 18:42:06,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:42:06,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086132853] [2021-11-13 18:42:06,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:42:06,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:42:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:42:06,263 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:42:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:42:06,338 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:42:06,412 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:42:06,413 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:42:06,413 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:42:06,413 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:42:06,414 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:42:06,414 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:06,417 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:42:06,417 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:42:06,418 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-11-13 18:42:06,418 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:42:06,418 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:42:06,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,551 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:42:06,552 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:42:06,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:06,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:06,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:06,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:42:06,575 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:42:06,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-13 18:42:06,610 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:42:06,610 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:42:06,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:42:06,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:06,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:06,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:06,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:42:06,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:42:06,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-13 18:42:06,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:42:06,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:06,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:06,752 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:06,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:42:06,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:42:06,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:42:06,854 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:42:06,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-13 18:42:06,861 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:42:06,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:42:06,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:42:06,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:42:06,862 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:42:06,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:06,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:42:06,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:42:06,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-11-13 18:42:06,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:42:06,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:42:06,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:42:06,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:42:07,003 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:42:07,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:07,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:07,006 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:07,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:42:07,063 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 [2021-11-13 18:42:07,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:42:07,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:42:07,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:42:07,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:42:07,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:42:07,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:42:07,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:42:07,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:42:07,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:42:07,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:07,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:07,201 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:07,210 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 [2021-11-13 18:42:07,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:42:07,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:42:07,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:42:07,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:42:07,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:42:07,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:42:07,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:42:07,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:42:07,235 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:42:07,263 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:42:07,263 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:42:07,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:42:07,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:42:07,267 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:42:07,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:42:07,285 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:42:07,285 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:42:07,286 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:42:07,286 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-11-13 18:42:07,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:42:07,329 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:42:07,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:42:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:42:07,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:42:07,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:42:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:42:07,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:42:07,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:42:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:42:07,996 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 [2021-11-13 18:42:08,049 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 39478 states, 39477 states have (on average 1.539250702940953) internal successors, (60765), 39477 states have internal predecessors, (60765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2021-11-13 18:42:08,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:42:13,810 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 39478 states, 39477 states have (on average 1.539250702940953) internal successors, (60765), 39477 states have internal predecessors, (60765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 117923 states and 181433 transitions. Complement of second has 7 states. [2021-11-13 18:42:13,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:42:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2021-11-13 18:42:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 120854 transitions. [2021-11-13 18:42:14,029 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120854 transitions. Stem has 33 letters. Loop has 7 letters. [2021-11-13 18:42:14,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:42:14,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120854 transitions. Stem has 40 letters. Loop has 7 letters. [2021-11-13 18:42:14,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:42:14,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120854 transitions. Stem has 33 letters. Loop has 14 letters. [2021-11-13 18:42:14,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:42:14,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117923 states and 181433 transitions. [2021-11-13 18:42:15,303 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:42:15,306 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117923 states to 0 states and 0 transitions. [2021-11-13 18:42:15,308 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:42:15,308 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:42:15,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:42:15,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:42:15,309 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:42:15,310 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:42:15,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:42:15,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:42:15,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:42:15,318 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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) [2021-11-13 18:42:15,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:42:15,321 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-13 18:42:15,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:42:15,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-13 18:42:15,323 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:42:15,323 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:42:15,324 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:42:15,324 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:42:15,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:42:15,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:42:15,324 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:42:15,325 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:42:15,325 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:42:15,325 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-13 18:42:15,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:42:15,325 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:42:15,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-13 18:42:15,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:42:15 BoogieIcfgContainer [2021-11-13 18:42:15,334 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:42:15,335 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:42:15,335 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:42:15,336 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:42:15,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:42:03" (3/4) ... [2021-11-13 18:42:15,340 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:42:15,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:42:15,342 INFO L158 Benchmark]: Toolchain (without parser) took 79126.27ms. Allocated memory was 79.7MB in the beginning and 10.0GB in the end (delta: 10.0GB). Free memory was 55.7MB in the beginning and 8.6GB in the end (delta: -8.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2021-11-13 18:42:15,343 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:42:15,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1284.51ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 55.5MB in the beginning and 60.9MB in the end (delta: -5.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-13 18:42:15,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 4915.66ms. Allocated memory was 102.8MB in the beginning and 981.5MB in the end (delta: 878.7MB). Free memory was 60.9MB in the beginning and 634.7MB in the end (delta: -573.8MB). Peak memory consumption was 339.7MB. Max. memory is 16.1GB. [2021-11-13 18:42:15,346 INFO L158 Benchmark]: Boogie Preprocessor took 5374.21ms. Allocated memory was 981.5MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 634.7MB in the beginning and 2.3GB in the end (delta: -1.7GB). Peak memory consumption was 381.7MB. Max. memory is 16.1GB. [2021-11-13 18:42:15,347 INFO L158 Benchmark]: RCFGBuilder took 55274.38ms. Allocated memory was 2.9GB in the beginning and 10.0GB in the end (delta: 7.1GB). Free memory was 2.3GB in the beginning and 8.8GB in the end (delta: -6.5GB). Peak memory consumption was 793.8MB. Max. memory is 16.1GB. [2021-11-13 18:42:15,348 INFO L158 Benchmark]: BuchiAutomizer took 12264.83ms. Allocated memory is still 10.0GB. Free memory was 8.8GB in the beginning and 8.6GB in the end (delta: 215.0MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. [2021-11-13 18:42:15,348 INFO L158 Benchmark]: Witness Printer took 5.55ms. Allocated memory is still 10.0GB. Free memory is still 8.6GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:42:15,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1284.51ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 55.5MB in the beginning and 60.9MB in the end (delta: -5.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4915.66ms. Allocated memory was 102.8MB in the beginning and 981.5MB in the end (delta: 878.7MB). Free memory was 60.9MB in the beginning and 634.7MB in the end (delta: -573.8MB). Peak memory consumption was 339.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5374.21ms. Allocated memory was 981.5MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 634.7MB in the beginning and 2.3GB in the end (delta: -1.7GB). Peak memory consumption was 381.7MB. Max. memory is 16.1GB. * RCFGBuilder took 55274.38ms. Allocated memory was 2.9GB in the beginning and 10.0GB in the end (delta: 7.1GB). Free memory was 2.3GB in the beginning and 8.8GB in the end (delta: -6.5GB). Peak memory consumption was 793.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 12264.83ms. Allocated memory is still 10.0GB. Free memory was 8.8GB in the beginning and 8.6GB in the end (delta: 215.0MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. * Witness Printer took 5.55ms. Allocated memory is still 10.0GB. Free memory is still 8.6GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 6.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 1.2s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60700 SdHoareTripleChecker+Valid, 8.56ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60699 mSDsluCounter, 181843 SdHoareTripleChecker+Invalid, 7.01ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 121144 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 60699 mSDtfsCounter, 6 mSolverCounterSat, 477.24ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 105ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-13 18:42:15,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d9dea8-c088-454a-ac68-f353cfa63104/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE