./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec9_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec9_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN --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 82ac70e4cab6ba17956a8bc3031bcd401426df4beecacca096cae721fbfd8afd --- 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-6b4ec56 [2022-11-20 10:53:14,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:53:14,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:53:14,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:53:14,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:53:14,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:53:14,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:53:14,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:53:14,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:53:14,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:53:14,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:53:14,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:53:14,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:53:14,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:53:14,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:53:14,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:53:14,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:53:14,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:53:14,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:53:14,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:53:14,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:53:14,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:53:14,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:53:14,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:53:14,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:53:14,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:53:14,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:53:14,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:53:14,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:53:14,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:53:14,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:53:14,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:53:14,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:53:14,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:53:14,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:53:14,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:53:14,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:53:14,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:53:14,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:53:14,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:53:14,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:53:14,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 10:53:14,518 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:53:14,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:53:14,519 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:53:14,519 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:53:14,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:53:14,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:53:14,521 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:53:14,521 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:53:14,521 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:53:14,521 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:53:14,522 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:53:14,522 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:53:14,522 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:53:14,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:53:14,522 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:53:14,522 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:53:14,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:53:14,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:53:14,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:53:14,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:53:14,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:53:14,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:53:14,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:53:14,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:53:14,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:53:14,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:53:14,526 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:53:14,526 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_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82ac70e4cab6ba17956a8bc3031bcd401426df4beecacca096cae721fbfd8afd [2022-11-20 10:53:14,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:53:14,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:53:14,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:53:14,882 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:53:14,882 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:53:14,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/email_spec9_product26.cil.c [2022-11-20 10:53:17,973 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:53:18,304 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:53:18,305 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/sv-benchmarks/c/product-lines/email_spec9_product26.cil.c [2022-11-20 10:53:18,331 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/data/31aa86305/c72fc518769b4b04b0a871ee0a51d21f/FLAG3dfb682f2 [2022-11-20 10:53:18,351 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/data/31aa86305/c72fc518769b4b04b0a871ee0a51d21f [2022-11-20 10:53:18,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:53:18,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:53:18,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:53:18,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:53:18,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:53:18,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:53:18" (1/1) ... [2022-11-20 10:53:18,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6e25b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:18, skipping insertion in model container [2022-11-20 10:53:18,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:53:18" (1/1) ... [2022-11-20 10:53:18,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:53:18,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:53:18,861 WARN L237 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_c3714748-ee71-4805-9358-1d4ef8623087/sv-benchmarks/c/product-lines/email_spec9_product26.cil.c[24949,24962] [2022-11-20 10:53:19,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:53:19,025 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:53:19,085 WARN L237 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_c3714748-ee71-4805-9358-1d4ef8623087/sv-benchmarks/c/product-lines/email_spec9_product26.cil.c[24949,24962] [2022-11-20 10:53:19,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:53:19,220 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:53:19,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19 WrapperNode [2022-11-20 10:53:19,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:53:19,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:53:19,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:53:19,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:53:19,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,422 INFO L138 Inliner]: procedures = 132, calls = 230, calls flagged for inlining = 134, calls inlined = 362, statements flattened = 5291 [2022-11-20 10:53:19,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:53:19,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:53:19,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:53:19,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:53:19,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,548 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:53:19,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:53:19,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:53:19,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:53:19,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (1/1) ... [2022-11-20 10:53:19,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:19,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:19,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:53:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-20 10:53:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:53:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:53:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:53:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:53:19,929 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:53:19,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:53:22,267 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:53:22,282 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:53:22,283 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 10:53:22,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:53:22 BoogieIcfgContainer [2022-11-20 10:53:22,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:53:22,288 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:53:22,288 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:53:22,291 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:53:22,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:53:22,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:53:18" (1/3) ... [2022-11-20 10:53:22,293 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29f8e5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:53:22, skipping insertion in model container [2022-11-20 10:53:22,294 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:53:22,294 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:53:19" (2/3) ... [2022-11-20 10:53:22,294 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29f8e5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:53:22, skipping insertion in model container [2022-11-20 10:53:22,294 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:53:22,294 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:53:22" (3/3) ... [2022-11-20 10:53:22,296 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec9_product26.cil.c [2022-11-20 10:53:22,364 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:53:22,364 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:53:22,364 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:53:22,364 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:53:22,364 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:53:22,365 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:53:22,365 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:53:22,365 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:53:22,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1131 states, 1130 states have (on average 1.6601769911504425) internal successors, (1876), 1130 states have internal predecessors, (1876), 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) [2022-11-20 10:53:22,462 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-11-20 10:53:22,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:22,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:22,474 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] [2022-11-20 10:53:22,474 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:22,474 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:53:22,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1131 states, 1130 states have (on average 1.6601769911504425) internal successors, (1876), 1130 states have internal predecessors, (1876), 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) [2022-11-20 10:53:22,492 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-11-20 10:53:22,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:22,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:22,494 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] [2022-11-20 10:53:22,495 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:22,501 INFO L748 eck$LassoCheckResult]: Stem: 522#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(12, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(18, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(34, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(20, 34);call #Ultimate.allocInit(22, 35);call #Ultimate.allocInit(21, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(17, 38);call #Ultimate.allocInit(13, 39);call #Ultimate.allocInit(17, 40);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(115, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~in_encrypted~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 1026#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 350#L1124true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1126#L1117true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 754#L1132true main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 562#L602true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 258#L2995true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 896#L3001-2true assume { :end_inline_setClientId } true; 466#L479true 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; 62#L2560true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 895#L2566-2true assume { :end_inline_setClientPrivateKey } true; 1010#L490true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 1064#L2995-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 129#L3001-5true assume { :end_inline_setClientId } true; 1111#L500true 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; 894#L2560-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 269#L2566-5true assume { :end_inline_setClientPrivateKey } true; 770#L511true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 511#L2995-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 380#L3001-8true assume { :end_inline_setClientId } true; 954#L521true 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; 9#L2560-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 587#L2566-8true assume { :end_inline_setClientPrivateKey } true; 60#L532true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 710#L589true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#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; 66#L950-1true [2022-11-20 10:53:22,502 INFO L750 eck$LassoCheckResult]: Loop: 66#L950-1true assume !false; 385#L799true assume test_~splverifierCounter~0#1 < 4; 1007#L800true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 193#L806true assume !(0 == test_~op1~0#1); 446#L819true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 805#L824true 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; 571#L2513true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 30#L2519-2true assume { :end_inline_setClientAutoResponse } true; 158#L732true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 66#L950-1true [2022-11-20 10:53:22,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:22,507 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-20 10:53:22,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:22,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689020218] [2022-11-20 10:53:22,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:22,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:22,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:22,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689020218] [2022-11-20 10:53:22,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689020218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:22,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:22,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:53:22,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516547668] [2022-11-20 10:53:22,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:23,006 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:23,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:23,010 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-20 10:53:23,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:23,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674728712] [2022-11-20 10:53:23,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:23,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:23,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:53:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:23,121 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:53:23,243 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:23,244 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:23,244 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:23,244 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:23,245 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:53:23,245 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,245 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:23,245 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:23,245 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration1_Loop [2022-11-20 10:53:23,246 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:23,246 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:23,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,312 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,480 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:23,480 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:53:23,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:23,487 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:23,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:23,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:23,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:53:23,527 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:23,528 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: [] [2022-11-20 10:53:23,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:23,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:23,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:23,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:53:23,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:23,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:23,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:23,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:23,581 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:23,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:53:23,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:23,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:53:23,623 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:53:23,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:23,632 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:23,632 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:23,632 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:23,632 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:23,632 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:53:23,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:23,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:23,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration1_Loop [2022-11-20 10:53:23,633 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:23,633 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:23,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,675 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:23,787 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:23,792 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:53:23,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:23,795 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:23,808 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 [2022-11-20 10:53:23,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:23,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:23,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:23,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:53:23,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:23,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:53:23,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:53:23,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:23,843 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:53:23,846 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 10:53:23,847 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 10:53:23,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:23,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:23,878 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:23,884 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:53:23,884 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:53:23,885 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:53:23,886 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 [] [2022-11-20 10:53:23,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:53:23,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:23,897 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:53:23,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:24,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:53:24,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:24,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:53:24,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:24,272 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 [2022-11-20 10:53:24,276 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1131 states, 1130 states have (on average 1.6601769911504425) internal successors, (1876), 1130 states have internal predecessors, (1876), 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) [2022-11-20 10:53:24,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-20 10:53:24,719 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1131 states, 1130 states have (on average 1.6601769911504425) internal successors, (1876), 1130 states have internal predecessors, (1876), 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 5207 states and 8615 transitions. Complement of second has 7 states. [2022-11-20 10:53:24,722 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 [2022-11-20 10:53:24,726 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) [2022-11-20 10:53:24,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5007 transitions. [2022-11-20 10:53:24,735 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5007 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-20 10:53:24,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:24,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5007 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-20 10:53:24,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:24,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5007 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-20 10:53:24,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:24,738 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5207 states and 8615 transitions. [2022-11-20 10:53:24,780 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2022-11-20 10:53:24,791 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5207 states to 1107 states and 1983 transitions. [2022-11-20 10:53:24,793 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2022-11-20 10:53:24,794 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2022-11-20 10:53:24,795 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2022-11-20 10:53:24,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:53:24,798 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2022-11-20 10:53:24,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2022-11-20 10:53:24,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2022-11-20 10:53:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 576 states have (on average 1.78125) internal successors, (1026), 575 states have internal predecessors, (1026), 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) [2022-11-20 10:53:24,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2022-11-20 10:53:24,868 INFO L240 hiAutomatonCegarLoop]: Abstraction has 576 states and 1026 transitions. [2022-11-20 10:53:24,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:24,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:53:24,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:53:24,873 INFO L87 Difference]: Start difference. First operand 576 states and 1026 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) [2022-11-20 10:53:24,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:24,954 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2022-11-20 10:53:24,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2022-11-20 10:53:24,968 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2022-11-20 10:53:24,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2022-11-20 10:53:24,977 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2022-11-20 10:53:24,978 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2022-11-20 10:53:24,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2022-11-20 10:53:24,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:53:24,979 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2022-11-20 10:53:24,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2022-11-20 10:53:24,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2022-11-20 10:53:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 575 states have (on average 1.777391304347826) internal successors, (1022), 574 states have internal predecessors, (1022), 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) [2022-11-20 10:53:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2022-11-20 10:53:24,996 INFO L240 hiAutomatonCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-11-20 10:53:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:53:24,997 INFO L428 stractBuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-11-20 10:53:24,998 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:53:24,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2022-11-20 10:53:25,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-11-20 10:53:25,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:25,002 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:25,003 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] [2022-11-20 10:53:25,003 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:25,004 INFO L748 eck$LassoCheckResult]: Stem: 8743#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(12, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(18, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(34, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(20, 34);call #Ultimate.allocInit(22, 35);call #Ultimate.allocInit(21, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(17, 38);call #Ultimate.allocInit(13, 39);call #Ultimate.allocInit(17, 40);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(115, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~in_encrypted~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 8675#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 8518#L1124 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 8519#L1117 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 8704#L1132 main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 8241#L602 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 8182#L2995 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8184#L3001-2 assume { :end_inline_setClientId } true; 8346#L479 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; 8423#L2560 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8344#L2566-2 assume { :end_inline_setClientPrivateKey } true; 8345#L490 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 8645#L2995-2 assume !(1 == setClientId_~handle#1); 8171#L2998-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 8172#L3001-5 assume { :end_inline_setClientId } true; 8623#L500 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; 8343#L2560-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8256#L2566-5 assume { :end_inline_setClientPrivateKey } true; 8257#L511 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 8716#L2995-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8174#L3001-8 assume { :end_inline_setClientId } true; 8528#L521 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; 8233#L2560-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8204#L2566-8 assume { :end_inline_setClientPrivateKey } true; 8347#L532 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 8422#L589 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#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; 8628#L950-1 assume !false; 8437#L799 [2022-11-20 10:53:25,004 INFO L750 eck$LassoCheckResult]: Loop: 8437#L799 assume test_~splverifierCounter~0#1 < 4; 8603#L800 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 8639#L806 assume !(0 == test_~op1~0#1); 8619#L819 assume !(0 == test_~op2~0#1); 8384#L833 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 8322#L838 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; 8323#L2560-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8679#L2566-11 assume { :end_inline_setClientPrivateKey } true; 8652#L702 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 8281#L950-1 assume !false; 8437#L799 [2022-11-20 10:53:25,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:25,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-20 10:53:25,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:25,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828829335] [2022-11-20 10:53:25,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:25,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:25,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:25,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:25,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828829335] [2022-11-20 10:53:25,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828829335] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:25,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:25,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:53:25,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257604924] [2022-11-20 10:53:25,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:25,183 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:25,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:25,185 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-11-20 10:53:25,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:25,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639354276] [2022-11-20 10:53:25,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:25,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:25,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:53:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:25,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:53:25,332 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:25,332 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:25,332 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:25,332 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:25,338 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:53:25,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,339 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:25,339 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:25,339 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration2_Loop [2022-11-20 10:53:25,339 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:25,339 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:25,343 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,503 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:25,504 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:53:25,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,505 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,520 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:25,521 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:25,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:53:25,555 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:25,555 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: [] [2022-11-20 10:53:25,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:25,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,565 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:25,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:25,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:53:25,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:25,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,615 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:53:25,621 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:53:25,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:25,643 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:53:25,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:25,652 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:25,652 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:25,652 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:25,652 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:25,652 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:53:25,652 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,652 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:25,652 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:25,652 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration2_Loop [2022-11-20 10:53:25,652 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:25,653 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:25,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,687 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:25,817 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:25,818 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:53:25,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,823 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,832 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 [2022-11-20 10:53:25,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:25,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:25,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:25,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:53:25,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:25,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:53:25,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:25,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:53:25,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:25,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:25,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,869 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:53:25,880 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 [2022-11-20 10:53:25,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:25,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:25,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:25,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:53:25,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:25,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:53:25,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:25,911 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:53:25,913 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 10:53:25,913 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 10:53:25,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:25,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:25,923 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:25,932 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:53:25,933 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:53:25,933 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:53:25,933 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 [] [2022-11-20 10:53:25,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:53:25,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:25,943 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:53:25,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:26,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:53:26,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:26,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:53:26,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:26,205 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 [2022-11-20 10:53:26,205 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449 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) [2022-11-20 10:53:26,295 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449. 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 2173 states and 3899 transitions. Complement of second has 6 states. [2022-11-20 10:53:26,296 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 [2022-11-20 10:53:26,298 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) [2022-11-20 10:53:26,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2022-11-20 10:53:26,299 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-20 10:53:26,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:26,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-20 10:53:26,304 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:26,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-20 10:53:26,306 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:26,306 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2022-11-20 10:53:26,324 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-11-20 10:53:26,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2022-11-20 10:53:26,339 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2022-11-20 10:53:26,340 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-11-20 10:53:26,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2022-11-20 10:53:26,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:53:26,341 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2022-11-20 10:53:26,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2022-11-20 10:53:26,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2022-11-20 10:53:26,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.788808664259928) internal successors, (1982), 1107 states have internal predecessors, (1982), 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) [2022-11-20 10:53:26,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2022-11-20 10:53:26,372 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2022-11-20 10:53:26,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:26,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:53:26,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:53:26,374 INFO L87 Difference]: Start difference. First operand 1108 states and 1982 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) [2022-11-20 10:53:26,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:26,530 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2022-11-20 10:53:26,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2022-11-20 10:53:26,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2022-11-20 10:53:26,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:26,592 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2022-11-20 10:53:26,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2022-11-20 10:53:26,593 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2022-11-20 10:53:26,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2022-11-20 10:53:26,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:53:26,595 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2022-11-20 10:53:26,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2022-11-20 10:53:26,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2022-11-20 10:53:26,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.7879061371841156) internal successors, (1981), 1107 states have internal predecessors, (1981), 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) [2022-11-20 10:53:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2022-11-20 10:53:26,619 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-11-20 10:53:26,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:53:26,622 INFO L428 stractBuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-11-20 10:53:26,623 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:53:26,623 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2022-11-20 10:53:26,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-11-20 10:53:26,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:26,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:26,630 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] [2022-11-20 10:53:26,631 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:26,631 INFO L748 eck$LassoCheckResult]: Stem: 14919#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(12, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(18, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(34, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(20, 34);call #Ultimate.allocInit(22, 35);call #Ultimate.allocInit(21, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(17, 38);call #Ultimate.allocInit(13, 39);call #Ultimate.allocInit(17, 40);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(115, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~in_encrypted~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 14843#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 14678#L1124 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14679#L1117 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 14871#L1132 main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 14398#L602 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 14345#L2995 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14347#L3001-2 assume { :end_inline_setClientId } true; 14504#L479 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; 14583#L2560 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14502#L2566-2 assume { :end_inline_setClientPrivateKey } true; 14503#L490 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 14813#L2995-2 assume !(1 == setClientId_~handle#1); 14328#L2998-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 14329#L3001-5 assume { :end_inline_setClientId } true; 14790#L500 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; 14501#L2560-2 assume !(1 == setClientPrivateKey_~handle#1); 14419#L2563-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 14413#L2566-5 assume { :end_inline_setClientPrivateKey } true; 14414#L511 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 14884#L2995-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14337#L3001-8 assume { :end_inline_setClientId } true; 14688#L521 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; 14396#L2560-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14367#L2566-8 assume { :end_inline_setClientPrivateKey } true; 14505#L532 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 14582#L589 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#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; 14795#L950-1 assume !false; 14939#L799 assume test_~splverifierCounter~0#1 < 4; 14806#L800 [2022-11-20 10:53:26,631 INFO L750 eck$LassoCheckResult]: Loop: 14806#L800 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 14807#L806 assume !(0 == test_~op1~0#1); 14784#L819 assume !(0 == test_~op2~0#1); 14542#L833 assume !(0 == test_~op3~0#1); 14481#L847 assume !(0 == test_~op4~0#1); 14801#L861 assume !(0 == test_~op5~0#1); 14403#L875 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet52#1;havoc test_#t~nondet52#1; 14404#L880 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 14835#L2948 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 14618#L2954-2 assume { :end_inline_setClientForwardReceiver } true; 14437#L755 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 14438#L950-1 assume !false; 14597#L799 assume test_~splverifierCounter~0#1 < 4; 14806#L800 [2022-11-20 10:53:26,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:26,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-20 10:53:26,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:26,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62391684] [2022-11-20 10:53:26,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:26,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:26,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:26,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62391684] [2022-11-20 10:53:26,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62391684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:26,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:26,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:53:26,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076953143] [2022-11-20 10:53:26,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:26,784 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:26,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:26,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2022-11-20 10:53:26,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:26,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720724360] [2022-11-20 10:53:26,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:26,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:53:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:26,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:53:26,942 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:26,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:26,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:26,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:26,942 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:53:26,942 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:26,942 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:26,943 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:26,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration3_Loop [2022-11-20 10:53:26,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:26,943 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:26,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,975 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,981 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,986 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:26,989 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,129 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:27,129 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:53:27,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,134 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:53:27,166 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,166 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: [] [2022-11-20 10:53:27,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,177 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:53:27,219 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,219 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=-1, ULTIMATE.start_test_#t~nondet52#1=-1} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=-1, ULTIMATE.start_test_#t~nondet52#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:53:27,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,229 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:53:27,263 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,263 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: [] [2022-11-20 10:53:27,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,273 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:53:27,303 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,304 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:53:27,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,314 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,323 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:53:27,346 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:53:27,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,356 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:53:27,385 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:53:27,385 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Honda state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:53:27,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,395 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:53:27,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:53:27,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,426 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:53:27,441 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:53:27,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:53:27,559 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:53:27,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,569 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:53:27,569 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:53:27,569 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:53:27,569 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:53:27,569 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:53:27,569 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,569 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:53:27,569 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:53:27,569 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product26.cil.c_Iteration3_Loop [2022-11-20 10:53:27,569 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:53:27,569 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:53:27,571 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:53:27,738 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:53:27,738 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:53:27,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,741 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:53:27,756 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 [2022-11-20 10:53:27,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,769 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:53:27,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:53:27,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:27,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,789 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,795 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 [2022-11-20 10:53:27,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,808 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:53:27,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:53:27,816 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:53:27,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:27,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,836 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,844 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 [2022-11-20 10:53:27,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,858 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:53:27,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,859 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:53:27,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:53:27,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:27,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,884 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,892 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 [2022-11-20 10:53:27,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,904 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:53:27,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,905 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:53:27,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:53:27,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:27,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,924 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,928 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 [2022-11-20 10:53:27,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:53:27,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:53:27,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:53:27,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:27,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:27,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:27,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:27,967 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:27,971 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 [2022-11-20 10:53:27,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:27,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:27,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:27,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:53:27,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:27,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:53:27,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:27,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:53:27,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:53:28,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:28,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:28,005 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:28,008 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 [2022-11-20 10:53:28,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:53:28,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:53:28,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:53:28,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:53:28,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:53:28,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:53:28,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:53:28,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:53:28,035 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:53:28,037 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 10:53:28,037 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 10:53:28,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:53:28,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:28,039 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:53:28,043 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:53:28,043 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:53:28,043 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:53:28,043 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 [] [2022-11-20 10:53:28,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 10:53:28,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:28,053 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:53:28,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:28,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:53:28,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:28,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 10:53:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:28,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:53:28,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:28,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:28,313 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 [2022-11-20 10:53:28,313 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877 Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-11-20 10:53:28,381 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 2443 states and 4388 transitions. Complement of second has 4 states. [2022-11-20 10:53:28,381 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 [2022-11-20 10:53:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-11-20 10:53:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2022-11-20 10:53:28,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2022-11-20 10:53:28,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:28,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2022-11-20 10:53:28,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:28,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2022-11-20 10:53:28,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:53:28,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2022-11-20 10:53:28,407 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:53:28,407 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2022-11-20 10:53:28,407 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:53:28,407 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:53:28,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:53:28,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:28,408 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:53:28,408 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:53:28,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:28,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:53:28,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:53:28,410 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) [2022-11-20 10:53:28,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:28,410 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-20 10:53:28,410 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-20 10:53:28,410 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:53:28,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:53:28,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:53:28,411 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:53:28,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:53:28,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:28,411 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:53:28,411 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:53:28,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 10:53:28,413 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:53:28,413 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 10:53:28,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:53:28,414 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:53:28,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 10:53:28,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:53:28 BoogieIcfgContainer [2022-11-20 10:53:28,422 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:53:28,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:53:28,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:53:28,423 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:53:28,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:53:22" (3/4) ... [2022-11-20 10:53:28,426 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:53:28,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:53:28,432 INFO L158 Benchmark]: Toolchain (without parser) took 10072.47ms. Allocated memory was 132.1MB in the beginning and 287.3MB in the end (delta: 155.2MB). Free memory was 86.0MB in the beginning and 199.2MB in the end (delta: -113.2MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,433 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 105.8MB in the end (delta: 170.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.94ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 86.0MB in the beginning and 147.6MB in the end (delta: -61.6MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.76ms. Allocated memory is still 184.5MB. Free memory was 147.6MB in the beginning and 129.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,434 INFO L158 Benchmark]: Boogie Preprocessor took 153.75ms. Allocated memory is still 184.5MB. Free memory was 129.8MB in the beginning and 115.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,434 INFO L158 Benchmark]: RCFGBuilder took 2707.53ms. Allocated memory is still 184.5MB. Free memory was 115.1MB in the beginning and 110.3MB in the end (delta: 4.8MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,434 INFO L158 Benchmark]: BuchiAutomizer took 6134.19ms. Allocated memory was 184.5MB in the beginning and 287.3MB in the end (delta: 102.8MB). Free memory was 110.3MB in the beginning and 199.2MB in the end (delta: -88.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-11-20 10:53:28,435 INFO L158 Benchmark]: Witness Printer took 3.95ms. Allocated memory is still 287.3MB. Free memory is still 199.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:53:28,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 105.8MB in the end (delta: 170.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 865.94ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 86.0MB in the beginning and 147.6MB in the end (delta: -61.6MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.76ms. Allocated memory is still 184.5MB. Free memory was 147.6MB in the beginning and 129.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.75ms. Allocated memory is still 184.5MB. Free memory was 129.8MB in the beginning and 115.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2707.53ms. Allocated memory is still 184.5MB. Free memory was 115.1MB in the beginning and 110.3MB in the end (delta: 4.8MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 6134.19ms. Allocated memory was 184.5MB in the beginning and 287.3MB in the end (delta: 102.8MB). Free memory was 110.3MB in the beginning and 199.2MB in the end (delta: -88.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Witness Printer took 3.95ms. Allocated memory is still 287.3MB. Free memory is still 199.2MB. 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 6.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.1s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3191 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, 7268 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7265 mSDsluCounter, 16539 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9298 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 7241 mSDtfsCounter, 119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf119 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 10:53:28,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3714748-ee71-4805-9358-1d4ef8623087/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE