./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8 --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 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:17:41,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:17:41,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:17:41,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:17:41,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:17:41,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:17:41,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:17:41,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:17:41,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:17:41,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:17:41,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:17:41,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:17:41,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:17:41,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:17:41,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:17:41,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:17:41,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:17:41,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:17:41,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:17:41,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:17:41,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:17:41,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:17:41,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:17:41,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:17:41,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:17:41,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:17:41,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:17:41,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:17:41,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:17:41,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:17:41,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:17:41,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:17:41,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:17:41,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:17:41,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:17:41,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:17:41,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:17:41,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:17:41,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:17:41,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:17:41,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:17:41,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 12:17:41,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:17:41,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:17:41,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:17:41,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:17:41,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:17:41,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:17:41,843 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:17:41,843 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:17:41,843 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:17:41,844 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:17:41,844 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:17:41,844 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:17:41,844 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:17:41,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:17:41,845 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:17:41,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:17:41,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:17:41,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:17:41,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:17:41,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:17:41,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:17:41,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:17:41,848 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:17:41,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:17:41,848 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:17:41,849 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:17:41,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:17:41,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:17:41,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:17:41,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:17:41,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:17:41,853 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:17:41,853 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_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 [2022-11-16 12:17:42,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:17:42,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:17:42,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:17:42,151 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:17:42,152 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:17:42,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2022-11-16 12:17:42,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/data/91b8823c7/3c2e8dbcb1bb45478b62125107b5574f/FLAG063324312 [2022-11-16 12:17:42,832 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:17:42,833 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2022-11-16 12:17:42,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/data/91b8823c7/3c2e8dbcb1bb45478b62125107b5574f/FLAG063324312 [2022-11-16 12:17:43,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/data/91b8823c7/3c2e8dbcb1bb45478b62125107b5574f [2022-11-16 12:17:43,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:17:43,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:17:43,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:17:43,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:17:43,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:17:43,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:17:43" (1/1) ... [2022-11-16 12:17:43,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@300cbad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:43, skipping insertion in model container [2022-11-16 12:17:43,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:17:43" (1/1) ... [2022-11-16 12:17:43,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:17:43,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:17:43,783 WARN L229 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_f5f59938-076c-43a6-acec-befd33545274/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2022-11-16 12:17:43,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:17:43,849 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:17:43,928 WARN L229 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_f5f59938-076c-43a6-acec-befd33545274/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2022-11-16 12:17:43,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:17:44,005 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:17:44,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44 WrapperNode [2022-11-16 12:17:44,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:17:44,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:17:44,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:17:44,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:17:44,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,208 INFO L138 Inliner]: procedures = 135, calls = 242, calls flagged for inlining = 145, calls inlined = 346, statements flattened = 5275 [2022-11-16 12:17:44,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:17:44,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:17:44,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:17:44,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:17:44,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,340 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:17:44,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:17:44,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:17:44,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:17:44,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (1/1) ... [2022-11-16 12:17:44,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:44,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:44,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:44,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:17:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-16 12:17:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:17:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:17:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:17:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:17:44,773 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:17:44,775 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:17:47,481 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:17:47,506 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:17:47,506 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:17:47,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:47 BoogieIcfgContainer [2022-11-16 12:17:47,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:17:47,512 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:17:47,513 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:17:47,517 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:17:47,517 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:17:47,517 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:17:43" (1/3) ... [2022-11-16 12:17:47,518 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b9cf3b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:17:47, skipping insertion in model container [2022-11-16 12:17:47,519 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:17:47,519 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:44" (2/3) ... [2022-11-16 12:17:47,519 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b9cf3b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:17:47, skipping insertion in model container [2022-11-16 12:17:47,519 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:17:47,519 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:47" (3/3) ... [2022-11-16 12:17:47,521 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec9_product32.cil.c [2022-11-16 12:17:47,634 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:17:47,634 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:17:47,635 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:17:47,635 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:17:47,635 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:17:47,635 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:17:47,635 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:17:47,635 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:17:47,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1176 states, 1175 states have (on average 1.6817021276595745) internal successors, (1976), 1175 states have internal predecessors, (1976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:47,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-11-16 12:17:47,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:17:47,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:17:47,753 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:47,753 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:47,753 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:17:47,756 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1176 states, 1175 states have (on average 1.6817021276595745) internal successors, (1976), 1175 states have internal predecessors, (1976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:47,776 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-11-16 12:17:47,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:17:47,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:17:47,779 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:47,779 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:47,786 INFO L748 eck$LassoCheckResult]: Stem: 573#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(10, 13);call #Ultimate.allocInit(34, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(20, 17);call #Ultimate.allocInit(22, 18);call #Ultimate.allocInit(4, 19);call write~init~int(37, 19, 0, 1);call write~init~int(115, 19, 1, 1);call write~init~int(10, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(17, 20);call #Ultimate.allocInit(17, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(17, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(30, 33);call #Ultimate.allocInit(9, 34);call #Ultimate.allocInit(25, 35);call #Ultimate.allocInit(44, 36);call #Ultimate.allocInit(44, 37);call #Ultimate.allocInit(9, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(11, 40);call #Ultimate.allocInit(19, 41);call #Ultimate.allocInit(4, 42);call write~init~int(37, 42, 0, 1);call write~init~int(100, 42, 1, 1);call write~init~int(10, 42, 2, 1);call write~init~int(0, 42, 3, 1);call #Ultimate.allocInit(4, 43);call write~init~int(37, 43, 0, 1);call write~init~int(100, 43, 1, 1);call write~init~int(10, 43, 2, 1);call write~init~int(0, 43, 3, 1);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.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_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 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_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 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_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~in_encrypted~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 1075#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret105#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 991#L2371true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 318#L2364true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~39#1;havoc valid_product_~retValue_acc~39#1;valid_product_~retValue_acc~39#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~39#1; 1018#L2379true main_#t~ret105#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret105#1;havoc main_#t~ret105#1; 251#L2942true assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet102#1, setup_#t~nondet103#1, setup_#t~nondet104#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 821#L2329true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 1162#L2335-2true assume { :end_inline_setClientId } true; 414#L2819true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 128#L1894true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 46#L1900-2true assume { :end_inline_setClientPrivateKey } true; 464#L2830true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 38, 0;havoc setup_#t~nondet102#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;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 808#L2329-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 1016#L2335-5true assume { :end_inline_setClientId } true; 1023#L2840true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 625#L1894-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1156#L1900-5true assume { :end_inline_setClientPrivateKey } true; 332#L2851true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 39, 0;havoc setup_#t~nondet103#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;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 121#L2329-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 950#L2335-8true assume { :end_inline_setClientId } true; 550#L2861true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 183#L1894-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 467#L1900-8true assume { :end_inline_setClientPrivateKey } true; 1122#L2872true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset := 40, 0;havoc setup_#t~nondet104#1; 365#L2929true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#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~5#1, test_~tmp___0~3#1, test_~tmp___1~1#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~5#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~1#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; 97#L407-1true [2022-11-16 12:17:47,786 INFO L750 eck$LassoCheckResult]: Loop: 97#L407-1true assume !false; 1103#L259true assume test_~splverifierCounter~0#1 < 4; 1099#L260true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 307#L266true assume !(0 == test_~op1~0#1); 51#L279true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 61#L284true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 71#L1847true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 458#L1853-2true assume { :end_inline_setClientAutoResponse } true; 968#L3072true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 97#L407-1true [2022-11-16 12:17:47,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:47,793 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-16 12:17:47,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:47,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416603834] [2022-11-16 12:17:47,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:47,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:48,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:48,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:17:48,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416603834] [2022-11-16 12:17:48,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416603834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:48,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:48,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:17:48,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258044091] [2022-11-16 12:17:48,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:48,303 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:17:48,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:48,304 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-16 12:17:48,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:48,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208728037] [2022-11-16 12:17:48,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:48,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:48,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:17:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:48,345 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:17:48,463 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:48,463 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:48,464 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:48,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:48,464 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:17:48,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:48,464 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:48,465 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:48,465 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration1_Loop [2022-11-16 12:17:48,465 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:48,465 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:48,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,545 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,567 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,759 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:48,760 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:17:48,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:48,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:48,771 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:48,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:48,775 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:48,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:17:48,812 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:17:48,812 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:17:48,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:48,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:48,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:48,827 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:48,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:17:48,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:48,832 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:48,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:48,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:48,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:48,864 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:48,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:17:48,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:17:48,878 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:48,911 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:17:48,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:48,929 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:48,929 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:48,929 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:48,929 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:48,929 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:17:48,929 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:48,929 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:48,930 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:48,930 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration1_Loop [2022-11-16 12:17:48,930 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:48,930 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:48,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,939 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:48,979 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:49,122 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:49,127 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:17:49,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:49,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:49,129 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:49,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:17:49,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:49,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:49,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:49,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:49,160 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:17:49,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:49,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:17:49,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:49,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:17:49,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:49,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:49,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:49,190 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:49,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:49,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:17:49,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:49,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:49,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:49,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:17:49,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:49,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:17:49,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:49,225 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:17:49,230 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:17:49,230 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:17:49,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:49,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:49,238 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:49,245 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:17:49,245 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:17:49,246 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:17:49,246 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-11-16 12:17:49,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:17:49,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:49,259 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:17:49,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:49,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:17:49,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:49,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:17:49,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:49,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:49,642 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 12:17:49,647 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1176 states, 1175 states have (on average 1.6817021276595745) internal successors, (1976), 1175 states have internal predecessors, (1976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:49,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:50,117 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1176 states, 1175 states have (on average 1.6817021276595745) internal successors, (1976), 1175 states have internal predecessors, (1976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 5437 states and 9123 transitions. Complement of second has 7 states. [2022-11-16 12:17:50,120 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 [2022-11-16 12:17:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:50,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5315 transitions. [2022-11-16 12:17:50,135 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5315 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-16 12:17:50,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:50,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5315 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-16 12:17:50,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:50,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5315 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-16 12:17:50,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:50,139 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5437 states and 9123 transitions. [2022-11-16 12:17:50,191 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-11-16 12:17:50,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5437 states to 1087 states and 1951 transitions. [2022-11-16 12:17:50,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 559 [2022-11-16 12:17:50,207 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 560 [2022-11-16 12:17:50,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1087 states and 1951 transitions. [2022-11-16 12:17:50,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:17:50,213 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1087 states and 1951 transitions. [2022-11-16 12:17:50,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states and 1951 transitions. [2022-11-16 12:17:50,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 566. [2022-11-16 12:17:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 566 states have (on average 1.784452296819788) internal successors, (1010), 565 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 1010 transitions. [2022-11-16 12:17:50,274 INFO L240 hiAutomatonCegarLoop]: Abstraction has 566 states and 1010 transitions. [2022-11-16 12:17:50,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:17:50,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:17:50,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:17:50,279 INFO L87 Difference]: Start difference. First operand 566 states and 1010 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:50,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:17:50,352 INFO L93 Difference]: Finished difference Result 1109 states and 1982 transitions. [2022-11-16 12:17:50,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1109 states and 1982 transitions. [2022-11-16 12:17:50,362 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 522 [2022-11-16 12:17:50,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1109 states to 1109 states and 1982 transitions. [2022-11-16 12:17:50,371 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 575 [2022-11-16 12:17:50,372 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 575 [2022-11-16 12:17:50,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1109 states and 1982 transitions. [2022-11-16 12:17:50,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:17:50,373 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1109 states and 1982 transitions. [2022-11-16 12:17:50,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states and 1982 transitions. [2022-11-16 12:17:50,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 565. [2022-11-16 12:17:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 565 states have (on average 1.7805309734513275) internal successors, (1006), 564 states have internal predecessors, (1006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 1006 transitions. [2022-11-16 12:17:50,393 INFO L240 hiAutomatonCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-11-16 12:17:50,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:17:50,395 INFO L428 stractBuchiCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-11-16 12:17:50,395 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:17:50,395 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 565 states and 1006 transitions. [2022-11-16 12:17:50,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-11-16 12:17:50,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:17:50,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:17:50,401 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:50,401 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:50,401 INFO L748 eck$LassoCheckResult]: Stem: 8978#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(10, 13);call #Ultimate.allocInit(34, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(20, 17);call #Ultimate.allocInit(22, 18);call #Ultimate.allocInit(4, 19);call write~init~int(37, 19, 0, 1);call write~init~int(115, 19, 1, 1);call write~init~int(10, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(17, 20);call #Ultimate.allocInit(17, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(17, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(30, 33);call #Ultimate.allocInit(9, 34);call #Ultimate.allocInit(25, 35);call #Ultimate.allocInit(44, 36);call #Ultimate.allocInit(44, 37);call #Ultimate.allocInit(9, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(11, 40);call #Ultimate.allocInit(19, 41);call #Ultimate.allocInit(4, 42);call write~init~int(37, 42, 0, 1);call write~init~int(100, 42, 1, 1);call write~init~int(10, 42, 2, 1);call write~init~int(0, 42, 3, 1);call #Ultimate.allocInit(4, 43);call write~init~int(37, 43, 0, 1);call write~init~int(100, 43, 1, 1);call write~init~int(10, 43, 2, 1);call write~init~int(0, 43, 3, 1);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.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_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 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_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 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_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~in_encrypted~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 8898#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret105#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 8745#L2371 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 8518#L2364 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~39#1;havoc valid_product_~retValue_acc~39#1;valid_product_~retValue_acc~39#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~39#1; 8519#L2379 main_#t~ret105#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret105#1;havoc main_#t~ret105#1; 8795#L2942 assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet102#1, setup_#t~nondet103#1, setup_#t~nondet104#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8933#L2329 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8681#L2335-2 assume { :end_inline_setClientId } true; 8778#L2819 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8779#L1894 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8631#L1900-2 assume { :end_inline_setClientPrivateKey } true; 8632#L2830 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 38, 0;havoc setup_#t~nondet102#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;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8872#L2329-2 assume !(1 == setClientId_~handle#1); 8900#L2332-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 8792#L2335-5 assume { :end_inline_setClientId } true; 8793#L2840 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8556#L1894-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8445#L1900-5 assume { :end_inline_setClientPrivateKey } true; 8566#L2851 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 39, 0;havoc setup_#t~nondet103#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;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8567#L2329-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8609#L2335-8 assume { :end_inline_setClientId } true; 8610#L2861 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8899#L1894-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8525#L1900-8 assume { :end_inline_setClientPrivateKey } true; 8877#L2872 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset := 40, 0;havoc setup_#t~nondet104#1; 8649#L2929 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#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~5#1, test_~tmp___0~3#1, test_~tmp___1~1#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~5#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~1#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; 8650#L407-1 assume !false; 8750#L259 [2022-11-16 12:17:50,402 INFO L750 eck$LassoCheckResult]: Loop: 8750#L259 assume test_~splverifierCounter~0#1 < 4; 8934#L260 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 8464#L266 assume !(0 == test_~op1~0#1); 8454#L279 assume !(0 == test_~op2~0#1); 8635#L293 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 8892#L298 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8731#L1894-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8568#L1900-11 assume { :end_inline_setClientPrivateKey } true; 8569#L3042 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 8642#L407-1 assume !false; 8750#L259 [2022-11-16 12:17:50,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:50,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-16 12:17:50,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:50,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985076513] [2022-11-16 12:17:50,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:50,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:50,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:50,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:17:50,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985076513] [2022-11-16 12:17:50,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985076513] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:50,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:50,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:17:50,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583375883] [2022-11-16 12:17:50,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:50,626 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:17:50,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:50,627 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-11-16 12:17:50,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:50,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654484610] [2022-11-16 12:17:50,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:50,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:50,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:17:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:50,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:17:50,780 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:50,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:50,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:50,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:50,781 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:17:50,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:50,781 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:50,781 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:50,782 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration2_Loop [2022-11-16 12:17:50,782 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:50,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:50,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,802 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:50,952 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:50,952 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:17:50,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:50,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:50,954 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:50,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:17:50,967 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:50,968 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:50,990 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:17:50,991 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:17:50,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:51,004 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:51,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:17:51,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:51,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:51,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:51,046 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:51,055 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:17:51,055 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:51,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:17:51,083 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:17:51,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,092 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:51,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:51,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:51,093 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:51,093 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:17:51,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,093 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:51,093 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:51,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration2_Loop [2022-11-16 12:17:51,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:51,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:51,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,099 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,123 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,127 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:51,247 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:51,248 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:17:51,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:51,249 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:51,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:51,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:51,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:51,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:51,278 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:17:51,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:51,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:17:51,279 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:17:51,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:51,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:17:51,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:51,300 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:51,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:17:51,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:51,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:51,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:51,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:51,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:17:51,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:51,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:17:51,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:51,333 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:17:51,336 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:17:51,336 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:17:51,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:51,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:51,338 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:51,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:17:51,342 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:17:51,342 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:17:51,342 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:17:51,342 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-11-16 12:17:51,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,349 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:17:51,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:51,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:17:51,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:51,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:17:51,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:51,650 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:17:51,651 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:51,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:51,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 2133 states and 3835 transitions. Complement of second has 6 states. [2022-11-16 12:17:51,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:17:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1004 transitions. [2022-11-16 12:17:51,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-16 12:17:51,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:51,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-16 12:17:51,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:51,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-16 12:17:51,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:51,777 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2133 states and 3835 transitions. [2022-11-16 12:17:51,790 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 511 [2022-11-16 12:17:51,805 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2133 states to 2123 states and 3819 transitions. [2022-11-16 12:17:51,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 551 [2022-11-16 12:17:51,806 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 553 [2022-11-16 12:17:51,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2123 states and 3819 transitions. [2022-11-16 12:17:51,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:17:51,806 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2123 states and 3819 transitions. [2022-11-16 12:17:51,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states and 3819 transitions. [2022-11-16 12:17:51,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 1088. [2022-11-16 12:17:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1088 states have (on average 1.7922794117647058) internal successors, (1950), 1087 states have internal predecessors, (1950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1950 transitions. [2022-11-16 12:17:51,834 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1088 states and 1950 transitions. [2022-11-16 12:17:51,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:17:51,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:17:51,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:17:51,836 INFO L87 Difference]: Start difference. First operand 1088 states and 1950 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:51,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:17:51,986 INFO L93 Difference]: Finished difference Result 2119 states and 3797 transitions. [2022-11-16 12:17:51,986 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2119 states and 3797 transitions. [2022-11-16 12:17:52,000 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 506 [2022-11-16 12:17:52,014 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2119 states to 2119 states and 3797 transitions. [2022-11-16 12:17:52,015 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 557 [2022-11-16 12:17:52,015 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 557 [2022-11-16 12:17:52,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2119 states and 3797 transitions. [2022-11-16 12:17:52,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:17:52,016 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2119 states and 3797 transitions. [2022-11-16 12:17:52,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2119 states and 3797 transitions. [2022-11-16 12:17:52,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2119 to 1088. [2022-11-16 12:17:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1088 states have (on average 1.791360294117647) internal successors, (1949), 1087 states have internal predecessors, (1949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1949 transitions. [2022-11-16 12:17:52,041 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1088 states and 1949 transitions. [2022-11-16 12:17:52,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:17:52,043 INFO L428 stractBuchiCegarLoop]: Abstraction has 1088 states and 1949 transitions. [2022-11-16 12:17:52,043 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 12:17:52,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1088 states and 1949 transitions. [2022-11-16 12:17:52,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2022-11-16 12:17:52,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:17:52,049 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:17:52,051 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:52,051 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:52,052 INFO L748 eck$LassoCheckResult]: Stem: 15039#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(10, 13);call #Ultimate.allocInit(34, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(20, 17);call #Ultimate.allocInit(22, 18);call #Ultimate.allocInit(4, 19);call write~init~int(37, 19, 0, 1);call write~init~int(115, 19, 1, 1);call write~init~int(10, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(17, 20);call #Ultimate.allocInit(17, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(17, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(30, 33);call #Ultimate.allocInit(9, 34);call #Ultimate.allocInit(25, 35);call #Ultimate.allocInit(44, 36);call #Ultimate.allocInit(44, 37);call #Ultimate.allocInit(9, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(11, 40);call #Ultimate.allocInit(19, 41);call #Ultimate.allocInit(4, 42);call write~init~int(37, 42, 0, 1);call write~init~int(100, 42, 1, 1);call write~init~int(10, 42, 2, 1);call write~init~int(0, 42, 3, 1);call #Ultimate.allocInit(4, 43);call write~init~int(37, 43, 0, 1);call write~init~int(100, 43, 1, 1);call write~init~int(10, 43, 2, 1);call write~init~int(0, 43, 3, 1);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.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_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 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_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 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_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~in_encrypted~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 14950#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret105#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 14791#L2371 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14565#L2364 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~39#1;havoc valid_product_~retValue_acc~39#1;valid_product_~retValue_acc~39#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~39#1; 14566#L2379 main_#t~ret105#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret105#1;havoc main_#t~ret105#1; 14843#L2942 assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet102#1, setup_#t~nondet103#1, setup_#t~nondet104#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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_tmp3~5#1.base, setup_~__cil_tmp3~5#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;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14985#L2329 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14727#L2335-2 assume { :end_inline_setClientId } true; 14826#L2819 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14827#L1894 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14677#L1900-2 assume { :end_inline_setClientPrivateKey } true; 14678#L2830 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 38, 0;havoc setup_#t~nondet102#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;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14918#L2329-2 assume !(1 == setClientId_~handle#1); 14952#L2332-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 14836#L2335-5 assume { :end_inline_setClientId } true; 14837#L2840 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14603#L1894-2 assume !(1 == setClientPrivateKey_~handle#1); 14604#L1897-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 14492#L1900-5 assume { :end_inline_setClientPrivateKey } true; 14613#L2851 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 39, 0;havoc setup_#t~nondet103#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;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14614#L2329-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14654#L2335-8 assume { :end_inline_setClientId } true; 14655#L2861 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14951#L1894-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14572#L1900-8 assume { :end_inline_setClientPrivateKey } true; 14925#L2872 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset := 40, 0;havoc setup_#t~nondet104#1; 14696#L2929 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#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~5#1, test_~tmp___0~3#1, test_~tmp___1~1#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~5#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~1#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; 14697#L407-1 assume !false; 15065#L259 assume test_~splverifierCounter~0#1 < 4; 14986#L260 [2022-11-16 12:17:52,052 INFO L750 eck$LassoCheckResult]: Loop: 14986#L260 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 14511#L266 assume !(0 == test_~op1~0#1); 14501#L279 assume !(0 == test_~op2~0#1); 14682#L293 assume !(0 == test_~op3~0#1); 14945#L307 assume !(0 == test_~op4~0#1); 14872#L321 assume !(0 == test_~op5~0#1); 14579#L335 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 14580#L340 assume 0 != test_~tmp___4~0#1;test_~op6~0#1 := 1; 14689#L407-1 assume !false; 14797#L259 assume test_~splverifierCounter~0#1 < 4; 14986#L260 [2022-11-16 12:17:52,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:52,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-16 12:17:52,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:52,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804630511] [2022-11-16 12:17:52,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:52,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:52,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:17:52,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804630511] [2022-11-16 12:17:52,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804630511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:52,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:52,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:17:52,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562099065] [2022-11-16 12:17:52,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:52,208 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:17:52,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:52,209 INFO L85 PathProgramCache]: Analyzing trace with hash 347519073, now seen corresponding path program 1 times [2022-11-16 12:17:52,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:17:52,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10006658] [2022-11-16 12:17:52,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:52,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:17:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:52,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:17:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:17:52,238 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:17:52,313 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:52,313 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:52,313 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:52,313 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:52,313 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:17:52,314 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,314 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:52,314 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:52,314 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration3_Loop [2022-11-16 12:17:52,314 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:52,314 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:52,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,330 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,347 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,441 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:52,441 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:17:52,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,442 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:17:52,450 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:52,450 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:52,484 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:17:52,484 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:17:52,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:52,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,490 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:17:52,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:17:52,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:52,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:52,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,535 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:17:52,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:17:52,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:17:52,668 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:17:52,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:52,673 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:17:52,673 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:17:52,673 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:17:52,673 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:17:52,673 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:17:52,673 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,673 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:17:52,673 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:17:52,674 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product32.cil.c_Iteration3_Loop [2022-11-16 12:17:52,674 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:17:52,674 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:17:52,675 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,703 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:17:52,813 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:17:52,814 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:17:52,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,816 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:52,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:52,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:52,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:52,833 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:17:52,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:52,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:17:52,835 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:17:52,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:52,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:17:52,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:52,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,858 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:17:52,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:17:52,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:17:52,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:17:52,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:17:52,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:17:52,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:17:52,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:17:52,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:17:52,895 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:17:52,897 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:17:52,898 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:17:52,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:17:52,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:17:52,900 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:17:52,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 12:17:52,904 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:17:52,905 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:17:52,905 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:17:52,905 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 5 Supporting invariants [] [2022-11-16 12:17:52,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:52,914 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:17:52,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:53,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:17:53,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:53,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:17:53,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:53,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:53,148 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 12:17:53,149 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1088 states and 1949 transitions. cyclomatic complexity: 865 Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:53,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:53,233 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1088 states and 1949 transitions. cyclomatic complexity: 865. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 2398 states and 4316 transitions. Complement of second has 4 states. [2022-11-16 12:17:53,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 12:17:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:53,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 532 transitions. [2022-11-16 12:17:53,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 532 transitions. Stem has 29 letters. Loop has 10 letters. [2022-11-16 12:17:53,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:53,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 532 transitions. Stem has 39 letters. Loop has 10 letters. [2022-11-16 12:17:53,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:53,236 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 532 transitions. Stem has 29 letters. Loop has 20 letters. [2022-11-16 12:17:53,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:17:53,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2398 states and 4316 transitions. [2022-11-16 12:17:53,253 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:17:53,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2398 states to 0 states and 0 transitions. [2022-11-16 12:17:53,253 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:17:53,253 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:17:53,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:17:53,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:17:53,254 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:17:53,254 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:17:53,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:17:53,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:17:53,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:17:53,255 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:53,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:17:53,255 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-16 12:17:53,255 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-16 12:17:53,255 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:17:53,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:17:53,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:17:53,256 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:17:53,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:17:53,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:17:53,256 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:17:53,256 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:17:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:17:53,257 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:17:53,257 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-16 12:17:53,257 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:17:53,257 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:17:53,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:17:53,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:17:53 BoogieIcfgContainer [2022-11-16 12:17:53,265 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:17:53,266 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:17:53,266 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:17:53,266 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:17:53,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:47" (3/4) ... [2022-11-16 12:17:53,269 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:17:53,269 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:17:53,270 INFO L158 Benchmark]: Toolchain (without parser) took 10204.55ms. Allocated memory was 117.4MB in the beginning and 266.3MB in the end (delta: 148.9MB). Free memory was 69.3MB in the beginning and 184.3MB in the end (delta: -115.0MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,270 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:17:53,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 936.45ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 63.6MB in the end (delta: 5.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.28ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 106.0MB in the end (delta: -42.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,272 INFO L158 Benchmark]: Boogie Preprocessor took 170.26ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 91.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,272 INFO L158 Benchmark]: RCFGBuilder took 3130.75ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 91.3MB in the beginning and 150.1MB in the end (delta: -58.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,273 INFO L158 Benchmark]: BuchiAutomizer took 5752.79ms. Allocated memory was 205.5MB in the beginning and 266.3MB in the end (delta: 60.8MB). Free memory was 150.1MB in the beginning and 184.3MB in the end (delta: -34.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-16 12:17:53,273 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 266.3MB. Free memory is still 184.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:17:53,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 936.45ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 63.6MB in the end (delta: 5.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.28ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 106.0MB in the end (delta: -42.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.26ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 91.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3130.75ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 91.3MB in the beginning and 150.1MB in the end (delta: -58.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5752.79ms. Allocated memory was 205.5MB in the beginning and 266.3MB in the end (delta: 60.8MB). Free memory was 150.1MB in the beginning and 184.3MB in the end (delta: -34.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 266.3MB. Free memory is still 184.3MB. 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 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.2s. Construction of modules took 0.1s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3131 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6934 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6931 mSDsluCounter, 16919 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9534 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 7385 mSDtfsCounter, 119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital45 mio100 ax100 hnf100 lsp23 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf89 smp100 dnf130 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:17:53,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f59938-076c-43a6-acec-befd33545274/bin/uautomizer-tPACEb0tL8/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