./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8 --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 a235b81518d1466c5f4be9b22c3eaea6ff575e28236a3798a0ed19e321bfc6e0 --- 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-2329fc7 [2022-12-13 12:29:05,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:29:05,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:29:05,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:29:05,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:29:05,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:29:05,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:29:05,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:29:05,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:29:05,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:29:05,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:29:05,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:29:05,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:29:05,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:29:05,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:29:05,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:29:05,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:29:05,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:29:05,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:29:05,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:29:05,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:29:05,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:29:05,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:29:05,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:29:05,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:29:05,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:29:05,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:29:05,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:29:05,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:29:05,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:29:05,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:29:05,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:29:05,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:29:05,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:29:05,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:29:05,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:29:05,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:29:05,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:29:05,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:29:05,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:29:05,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:29:05,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 12:29:05,350 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:29:05,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:29:05,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:29:05,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:29:05,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:29:05,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:29:05,352 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:29:05,352 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 12:29:05,352 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 12:29:05,352 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 12:29:05,352 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 12:29:05,353 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 12:29:05,353 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 12:29:05,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:29:05,353 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 12:29:05,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:29:05,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 12:29:05,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:29:05,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 12:29:05,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:29:05,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:29:05,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:29:05,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:29:05,356 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 12:29:05,356 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_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a235b81518d1466c5f4be9b22c3eaea6ff575e28236a3798a0ed19e321bfc6e0 [2022-12-13 12:29:05,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:29:05,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:29:05,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:29:05,561 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:29:05,561 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:29:05,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/email_spec3_product35.cil.c [2022-12-13 12:29:08,104 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:29:08,349 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:29:08,349 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/sv-benchmarks/c/product-lines/email_spec3_product35.cil.c [2022-12-13 12:29:08,360 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/data/04d5ef55a/fcf281c5ea334bab8a9a67ac1d0567be/FLAG3222d8e78 [2022-12-13 12:29:08,372 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/data/04d5ef55a/fcf281c5ea334bab8a9a67ac1d0567be [2022-12-13 12:29:08,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:29:08,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:29:08,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:29:08,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:29:08,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:29:08,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:08,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eece6d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08, skipping insertion in model container [2022-12-13 12:29:08,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:08,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:29:08,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:29:08,600 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,603 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,607 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,653 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,660 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,660 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,662 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,674 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,676 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,681 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,683 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,801 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_ea95a067-68e2-4184-898b-a22368f4015a/sv-benchmarks/c/product-lines/email_spec3_product35.cil.c[61781,61794] [2022-12-13 12:29:08,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:29:08,818 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:29:08,829 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,830 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,832 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,836 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,838 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,838 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,840 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,845 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,846 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,848 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,849 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:29:08,903 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_ea95a067-68e2-4184-898b-a22368f4015a/sv-benchmarks/c/product-lines/email_spec3_product35.cil.c[61781,61794] [2022-12-13 12:29:08,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:29:08,948 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:29:08,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08 WrapperNode [2022-12-13 12:29:08,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:29:08,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:29:08,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:29:08,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:29:08,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:08,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,129 INFO L138 Inliner]: procedures = 138, calls = 256, calls flagged for inlining = 157, calls inlined = 492, statements flattened = 7604 [2022-12-13 12:29:09,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:29:09,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:29:09,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:29:09,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:29:09,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,262 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:29:09,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:29:09,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:29:09,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:29:09,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (1/1) ... [2022-12-13 12:29:09,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:09,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:09,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:09,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 12:29:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-12-13 12:29:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:29:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 12:29:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:29:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:29:09,543 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:29:09,544 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:29:11,459 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:29:11,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:29:11,471 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 12:29:11,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:29:11 BoogieIcfgContainer [2022-12-13 12:29:11,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 12:29:11,474 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 12:29:11,475 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 12:29:11,477 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 12:29:11,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:29:11,478 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 12:29:08" (1/3) ... [2022-12-13 12:29:11,478 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57cfa193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 12:29:11, skipping insertion in model container [2022-12-13 12:29:11,479 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:29:11,486 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:29:08" (2/3) ... [2022-12-13 12:29:11,486 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57cfa193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 12:29:11, skipping insertion in model container [2022-12-13 12:29:11,486 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:29:11,486 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:29:11" (3/3) ... [2022-12-13 12:29:11,488 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec3_product35.cil.c [2022-12-13 12:29:11,541 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 12:29:11,541 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 12:29:11,541 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 12:29:11,541 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 12:29:11,541 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 12:29:11,541 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 12:29:11,541 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 12:29:11,541 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 12:29:11,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1565 states, 1564 states have (on average 1.6636828644501278) internal successors, (2602), 1564 states have internal predecessors, (2602), 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) [2022-12-13 12:29:11,609 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-12-13 12:29:11,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:29:11,609 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:29:11,618 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] [2022-12-13 12:29:11,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:29:11,618 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 12:29:11,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1565 states, 1564 states have (on average 1.6636828644501278) internal successors, (2602), 1564 states have internal predecessors, (2602), 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) [2022-12-13 12:29:11,640 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-12-13 12:29:11,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:29:11,640 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:29:11,642 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] [2022-12-13 12:29:11,642 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:29:11,648 INFO L748 eck$LassoCheckResult]: Stem: 116#$Ultimate##0true 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(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(34, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(16, 15);call #Ultimate.allocInit(20, 16);call #Ultimate.allocInit(22, 17);call #Ultimate.allocInit(21, 18);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(16, 20);call #Ultimate.allocInit(15, 21);call #Ultimate.allocInit(16, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__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;~sent_signed~0 := -1;~__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;~__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;~head~0.base, ~head~0.offset := 0, 0; 1493#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 627#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 363#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 462#valid_product_returnLabel#1true main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 1511#L236true assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#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; 359#L1957true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 239#L1963-2true assume { :end_inline_setClientId } true; 978#setup_bob__wrappee__Base_returnLabel#1true 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; 773#L1522true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1048#L1528-2true assume { :end_inline_setClientPrivateKey } true; 1129#setup_bob_returnLabel#1true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#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; 679#L1957-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 408#L1963-5true assume { :end_inline_setClientId } true; 690#setup_rjh__wrappee__Base_returnLabel#1true 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; 1395#L1522-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1256#L1528-5true assume { :end_inline_setClientPrivateKey } true; 256#setup_rjh_returnLabel#1true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#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; 500#L1957-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 1156#L1963-8true assume { :end_inline_setClientId } true; 1540#setup_chuck__wrappee__Base_returnLabel#1true 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; 567#L1522-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1349#L1528-8true assume { :end_inline_setClientPrivateKey } true; 644#setup_chuck_returnLabel#1true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 1015#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#1, test_#t~nondet121#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~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~5#1, test_~tmp___3~1#1, test_~tmp___4~1#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~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~5#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 185#L3126-1true [2022-12-13 12:29:11,648 INFO L750 eck$LassoCheckResult]: Loop: 185#L3126-1true assume !false; 774#L2975true assume test_~splverifierCounter~0#1 < 4; 728#L2976true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 63#L2982true assume !(0 == test_~op1~0#1); 1353#$Ultimate##179true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet112#1;havoc test_#t~nondet112#1; 298#L3000true 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; 141#L1475true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 127#L1481-2true assume { :end_inline_setClientAutoResponse } true; 892#rjhSetAutoRespond_returnLabel#1true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 185#L3126-1true [2022-12-13 12:29:11,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:11,654 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-12-13 12:29:11,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:11,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556618696] [2022-12-13 12:29:11,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:11,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:12,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:29:12,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556618696] [2022-12-13 12:29:12,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556618696] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:29:12,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:29:12,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 12:29:12,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973762114] [2022-12-13 12:29:12,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:29:12,015 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 12:29:12,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:12,015 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-12-13 12:29:12,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:12,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348586494] [2022-12-13 12:29:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:12,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:29:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:12,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:29:12,135 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:12,136 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:12,136 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:12,136 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:12,136 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 12:29:12,136 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,136 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:12,137 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:12,137 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration1_Loop [2022-12-13 12:29:12,137 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:12,137 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:12,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,292 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:12,293 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 12:29:12,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:12,296 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:12,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 12:29:12,298 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:12,298 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:12,322 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:12,322 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: [] [2022-12-13 12:29:12,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:12,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:12,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:12,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 12:29:12,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:12,331 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:12,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 12:29:12,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:12,350 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:12,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 12:29:12,353 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 12:29:12,353 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:12,369 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 12:29:12,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 12:29:12,372 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:12,372 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:12,372 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:12,372 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:12,372 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 12:29:12,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:12,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:12,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration1_Loop [2022-12-13 12:29:12,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:12,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:12,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:12,478 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:12,481 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 12:29:12,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:12,484 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:12,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 12:29:12,486 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 [2022-12-13 12:29:12,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:12,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:12,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:12,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 12:29:12,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:12,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 12:29:12,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:12,502 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 12:29:12,506 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 12:29:12,506 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-12-13 12:29:12,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:12,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:12,532 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:12,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 12:29:12,534 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 12:29:12,534 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 12:29:12,535 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 12:29:12,535 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 [] [2022-12-13 12:29:12,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 12:29:12,541 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 12:29:12,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:12,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 12:29:12,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:12,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 12:29:12,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:12,767 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 [2022-12-13 12:29:12,771 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1565 states, 1564 states have (on average 1.6636828644501278) internal successors, (2602), 1564 states have internal predecessors, (2602), 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) [2022-12-13 12:29:12,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:13,120 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1565 states, 1564 states have (on average 1.6636828644501278) internal successors, (2602), 1564 states have internal predecessors, (2602), 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 7353 states and 12209 transitions. Complement of second has 7 states. [2022-12-13 12:29:13,122 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 [2022-12-13 12:29:13,126 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) [2022-12-13 12:29:13,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7173 transitions. [2022-12-13 12:29:13,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7173 transitions. Stem has 25 letters. Loop has 9 letters. [2022-12-13 12:29:13,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:13,138 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7173 transitions. Stem has 34 letters. Loop has 9 letters. [2022-12-13 12:29:13,139 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:13,139 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7173 transitions. Stem has 25 letters. Loop has 18 letters. [2022-12-13 12:29:13,139 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:13,140 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7353 states and 12209 transitions. [2022-12-13 12:29:13,208 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2022-12-13 12:29:13,219 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7353 states to 1107 states and 1983 transitions. [2022-12-13 12:29:13,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2022-12-13 12:29:13,221 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2022-12-13 12:29:13,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2022-12-13 12:29:13,225 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 12:29:13,226 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2022-12-13 12:29:13,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2022-12-13 12:29:13,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2022-12-13 12:29:13,273 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) [2022-12-13 12:29:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2022-12-13 12:29:13,275 INFO L240 hiAutomatonCegarLoop]: Abstraction has 576 states and 1026 transitions. [2022-12-13 12:29:13,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:29:13,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 12:29:13,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 12:29:13,279 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) [2022-12-13 12:29:13,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:29:13,328 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2022-12-13 12:29:13,328 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2022-12-13 12:29:13,333 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2022-12-13 12:29:13,338 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2022-12-13 12:29:13,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2022-12-13 12:29:13,339 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2022-12-13 12:29:13,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2022-12-13 12:29:13,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 12:29:13,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2022-12-13 12:29:13,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2022-12-13 12:29:13,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2022-12-13 12:29:13,351 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) [2022-12-13 12:29:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2022-12-13 12:29:13,352 INFO L240 hiAutomatonCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-12-13 12:29:13,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 12:29:13,353 INFO L428 stractBuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-12-13 12:29:13,353 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 12:29:13,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2022-12-13 12:29:13,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-12-13 12:29:13,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:29:13,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:29:13,356 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] [2022-12-13 12:29:13,356 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:29:13,356 INFO L748 eck$LassoCheckResult]: Stem: 11217#$Ultimate##0 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(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(34, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(16, 15);call #Ultimate.allocInit(20, 16);call #Ultimate.allocInit(22, 17);call #Ultimate.allocInit(21, 18);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(16, 20);call #Ultimate.allocInit(15, 21);call #Ultimate.allocInit(16, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__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;~sent_signed~0 := -1;~__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;~__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;~head~0.base, ~head~0.offset := 0, 0; 11218#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 10909#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10910#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 11060#valid_product_returnLabel#1 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 11061#L236 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#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; 11261#L1957 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 11047#L1963-2 assume { :end_inline_setClientId } true; 10863#setup_bob__wrappee__Base_returnLabel#1 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; 10864#L1522 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 11165#L1528-2 assume { :end_inline_setClientPrivateKey } true; 11166#setup_bob_returnLabel#1 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#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; 11108#L1957-2 assume !(1 == setClientId_~handle#1); 11032#L1960-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10873#L1963-5 assume { :end_inline_setClientId } true; 10874#setup_rjh__wrappee__Base_returnLabel#1 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; 10943#L1522-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10944#L1528-5 assume { :end_inline_setClientPrivateKey } true; 11092#setup_rjh_returnLabel#1 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#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; 11093#L1957-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10763#L1963-8 assume { :end_inline_setClientId } true; 10764#setup_chuck__wrappee__Base_returnLabel#1 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; 11306#L1522-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10959#L1528-8 assume { :end_inline_setClientPrivateKey } true; 10972#setup_chuck_returnLabel#1 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 10973#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#1, test_#t~nondet121#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~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~5#1, test_~tmp___3~1#1, test_~tmp___4~1#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~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~5#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 11027#L3126-1 assume !false; 11320#L2975 [2022-12-13 12:29:13,357 INFO L750 eck$LassoCheckResult]: Loop: 11320#L2975 assume test_~splverifierCounter~0#1 < 4; 11231#L2976 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 11094#L2982 assume !(0 == test_~op1~0#1); 11095#$Ultimate##179 assume !(0 == test_~op2~0#1); 11048#$Ultimate##194 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet113#1;havoc test_#t~nondet113#1; 11049#L3014 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; 11284#L1522-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10794#L1528-11 assume { :end_inline_setClientPrivateKey } true; 10823#rjhDeletePrivateKey_returnLabel#1 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 10770#L3126-1 assume !false; 11320#L2975 [2022-12-13 12:29:13,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:13,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-12-13 12:29:13,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:13,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966376129] [2022-12-13 12:29:13,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:13,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:13,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:29:13,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966376129] [2022-12-13 12:29:13,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966376129] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:29:13,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:29:13,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 12:29:13,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638749235] [2022-12-13 12:29:13,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:29:13,477 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 12:29:13,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:13,477 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-12-13 12:29:13,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:13,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918826184] [2022-12-13 12:29:13,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:13,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:13,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:29:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:13,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:29:13,563 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:13,563 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:13,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:13,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:13,563 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 12:29:13,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:13,563 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:13,563 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration2_Loop [2022-12-13 12:29:13,563 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:13,563 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:13,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,665 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:13,665 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 12:29:13,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,666 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 12:29:13,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:13,668 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:13,686 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:13,686 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: [] [2022-12-13 12:29:13,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 12:29:13,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,691 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 12:29:13,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:13,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:13,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 12:29:13,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,708 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 12:29:13,710 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 12:29:13,710 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:13,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 12:29:13,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:13,724 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:13,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:13,725 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:13,725 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:13,725 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 12:29:13,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,725 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:13,725 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:13,725 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration2_Loop [2022-12-13 12:29:13,725 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:13,725 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:13,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:13,822 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:13,822 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 12:29:13,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,823 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 12:29:13,826 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 [2022-12-13 12:29:13,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:13,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:13,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:13,837 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 12:29:13,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:13,838 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 12:29:13,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:13,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:13,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 12:29:13,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,843 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 12:29:13,845 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 [2022-12-13 12:29:13,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:13,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:13,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:13,855 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 12:29:13,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:13,857 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 12:29:13,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:13,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:13,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:13,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,864 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 12:29:13,866 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 [2022-12-13 12:29:13,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:13,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:13,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:13,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 12:29:13,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:13,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 12:29:13,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:13,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 12:29:13,881 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 12:29:13,882 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-12-13 12:29:13,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:13,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:13,883 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:13,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 12:29:13,885 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 12:29:13,885 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 12:29:13,885 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 12:29:13,885 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 [] [2022-12-13 12:29:13,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:13,888 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 12:29:13,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:13,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 12:29:13,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:14,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 12:29:14,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:14,046 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 [2022-12-13 12:29:14,047 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) [2022-12-13 12:29:14,145 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. [2022-12-13 12:29:14,146 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 [2022-12-13 12:29:14,146 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) [2022-12-13 12:29:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2022-12-13 12:29:14,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2022-12-13 12:29:14,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:14,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2022-12-13 12:29:14,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:14,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2022-12-13 12:29:14,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:14,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2022-12-13 12:29:14,163 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-12-13 12:29:14,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2022-12-13 12:29:14,175 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2022-12-13 12:29:14,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-12-13 12:29:14,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2022-12-13 12:29:14,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 12:29:14,178 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2022-12-13 12:29:14,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2022-12-13 12:29:14,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2022-12-13 12:29:14,199 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) [2022-12-13 12:29:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2022-12-13 12:29:14,203 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2022-12-13 12:29:14,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:29:14,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 12:29:14,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 12:29:14,204 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) [2022-12-13 12:29:14,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 12:29:14,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:29:14,318 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2022-12-13 12:29:14,318 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2022-12-13 12:29:14,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2022-12-13 12:29:14,344 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2022-12-13 12:29:14,345 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2022-12-13 12:29:14,345 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2022-12-13 12:29:14,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2022-12-13 12:29:14,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 12:29:14,346 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2022-12-13 12:29:14,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2022-12-13 12:29:14,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2022-12-13 12:29:14,362 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) [2022-12-13 12:29:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2022-12-13 12:29:14,365 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-12-13 12:29:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 12:29:14,366 INFO L428 stractBuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-12-13 12:29:14,366 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 12:29:14,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2022-12-13 12:29:14,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-12-13 12:29:14,370 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:29:14,370 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:29:14,371 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] [2022-12-13 12:29:14,371 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:29:14,372 INFO L748 eck$LassoCheckResult]: Stem: 17374#$Ultimate##0 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(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(34, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(16, 15);call #Ultimate.allocInit(20, 16);call #Ultimate.allocInit(22, 17);call #Ultimate.allocInit(21, 18);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(16, 20);call #Ultimate.allocInit(15, 21);call #Ultimate.allocInit(16, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__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;~sent_signed~0 := -1;~__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;~__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;~head~0.base, ~head~0.offset := 0, 0; 17375#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 17063#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 17064#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 17216#valid_product_returnLabel#1 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 17217#L236 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#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; 17419#L1957 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 17202#L1963-2 assume { :end_inline_setClientId } true; 17017#setup_bob__wrappee__Base_returnLabel#1 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; 17018#L1522 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 17319#L1528-2 assume { :end_inline_setClientPrivateKey } true; 17320#setup_bob_returnLabel#1 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#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; 17264#L1957-2 assume !(1 == setClientId_~handle#1); 17187#L1960-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 17027#L1963-5 assume { :end_inline_setClientId } true; 17028#setup_rjh__wrappee__Base_returnLabel#1 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; 17097#L1522-2 assume !(1 == setClientPrivateKey_~handle#1); 17098#L1525-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 17180#L1528-5 assume { :end_inline_setClientPrivateKey } true; 17248#setup_rjh_returnLabel#1 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#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; 17249#L1957-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 16916#L1963-8 assume { :end_inline_setClientId } true; 16917#setup_chuck__wrappee__Base_returnLabel#1 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; 17466#L1522-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 17112#L1528-8 assume { :end_inline_setClientPrivateKey } true; 17125#setup_chuck_returnLabel#1 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 17126#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#1, test_#t~nondet121#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~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~5#1, test_~tmp___3~1#1, test_~tmp___4~1#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~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~5#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 17181#L3126-1 assume !false; 17519#L2975 assume test_~splverifierCounter~0#1 < 4; 17388#L2976 [2022-12-13 12:29:14,372 INFO L750 eck$LassoCheckResult]: Loop: 17388#L2976 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 17250#L2982 assume !(0 == test_~op1~0#1); 17251#$Ultimate##179 assume !(0 == test_~op2~0#1); 17203#$Ultimate##194 assume !(0 == test_~op3~0#1); 16971#$Ultimate##209 assume !(0 == test_~op4~0#1); 16973#$Ultimate##286 assume !(0 == test_~op5~0#1); 17369#$Ultimate##363 assume 0 == test_~op6~0#1;test_~tmp___4~1#1 := test_#t~nondet116#1;havoc test_#t~nondet116#1; 17396#L3056 assume 0 != test_~tmp___4~1#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; 17317#L1910 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 17039#L1916-2 assume { :end_inline_setClientForwardReceiver } true; 17040#rjhEnableForwarding_returnLabel#1 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 16927#L3126-1 assume !false; 17489#L2975 assume test_~splverifierCounter~0#1 < 4; 17388#L2976 [2022-12-13 12:29:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:14,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-12-13 12:29:14,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:14,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898564028] [2022-12-13 12:29:14,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:14,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:14,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:29:14,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898564028] [2022-12-13 12:29:14,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898564028] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:29:14,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:29:14,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 12:29:14,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869761128] [2022-12-13 12:29:14,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:29:14,477 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 12:29:14,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:14,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2022-12-13 12:29:14,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:29:14,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592293230] [2022-12-13 12:29:14,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:29:14,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:29:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:14,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:29:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:29:14,489 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:29:14,576 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:14,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:14,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:14,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:14,576 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 12:29:14,577 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:14,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:14,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration3_Loop [2022-12-13 12:29:14,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:14,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:14,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,688 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:14,688 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 12:29:14,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,690 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 12:29:14,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,709 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:14,709 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: [] [2022-12-13 12:29:14,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 12:29:14,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,713 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 12:29:14,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,732 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:14,732 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: [] [2022-12-13 12:29:14,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:14,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,736 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 12:29:14,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,755 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:14,755 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: [] [2022-12-13 12:29:14,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 12:29:14,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,759 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 12:29:14,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,779 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:14,779 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: [] [2022-12-13 12:29:14,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:14,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,783 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 12:29:14,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,804 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 12:29:14,804 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: [] [2022-12-13 12:29:14,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 12:29:14,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,808 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 12:29:14,810 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 12:29:14,810 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:14,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:14,824 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:14,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 12:29:14,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 12:29:14,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 12:29:14,899 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 12:29:14,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 12:29:14,902 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:29:14,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:29:14,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:29:14,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:29:14,902 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 12:29:14,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:14,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:29:14,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:29:14,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product35.cil.c_Iteration3_Loop [2022-12-13 12:29:14,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:29:14,903 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:29:14,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,908 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,919 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,922 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:14,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:29:15,002 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 12:29:15,002 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 12:29:15,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,003 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 12:29:15,005 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 [2022-12-13 12:29:15,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,015 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 12:29:15,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,016 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 12:29:15,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:15,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:15,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,022 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 12:29:15,024 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 [2022-12-13 12:29:15,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,034 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 12:29:15,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 12:29:15,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:15,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 12:29:15,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,040 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 12:29:15,042 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 [2022-12-13 12:29:15,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,052 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 12:29:15,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,053 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 12:29:15,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:15,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 12:29:15,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,058 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 12:29:15,060 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 [2022-12-13 12:29:15,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 12:29:15,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 12:29:15,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:15,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 12:29:15,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,078 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 12:29:15,080 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 [2022-12-13 12:29:15,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 12:29:15,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 12:29:15,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 12:29:15,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:15,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,097 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 12:29:15,099 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 [2022-12-13 12:29:15,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 12:29:15,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 12:29:15,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 12:29:15,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 12:29:15,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 12:29:15,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 12:29:15,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 12:29:15,112 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 12:29:15,113 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 12:29:15,114 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-12-13 12:29:15,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:29:15,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:29:15,115 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:29:15,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 12:29:15,116 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 12:29:15,116 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 12:29:15,116 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 12:29:15,116 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 [] [2022-12-13 12:29:15,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 12:29:15,119 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 12:29:15,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 12:29:15,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:29:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:15,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 12:29:15,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:29:15,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 12:29:15,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:29:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:29:15,250 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 [2022-12-13 12:29:15,250 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) [2022-12-13 12:29:15,277 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. [2022-12-13 12:29:15,277 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 [2022-12-13 12:29:15,278 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) [2022-12-13 12:29:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2022-12-13 12:29:15,278 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2022-12-13 12:29:15,279 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:15,279 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2022-12-13 12:29:15,279 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:15,279 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2022-12-13 12:29:15,279 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 12:29:15,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2022-12-13 12:29:15,289 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 12:29:15,289 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2022-12-13 12:29:15,289 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 12:29:15,289 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 12:29:15,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 12:29:15,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 12:29:15,289 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:29:15,289 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:29:15,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:29:15,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 12:29:15,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 12:29:15,290 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) [2022-12-13 12:29:15,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:29:15,290 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 12:29:15,290 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 12:29:15,290 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 12:29:15,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 12:29:15,290 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:29:15,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 12:29:15,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:29:15,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 12:29:15,291 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 12:29:15,291 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 12:29:15,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 12:29:15,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 12:29:15 BoogieIcfgContainer [2022-12-13 12:29:15,296 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 12:29:15,297 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 12:29:15,297 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 12:29:15,297 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 12:29:15,297 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:29:11" (3/4) ... [2022-12-13 12:29:15,299 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 12:29:15,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 12:29:15,300 INFO L158 Benchmark]: Toolchain (without parser) took 6924.29ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 121.4MB in the beginning and 150.8MB in the end (delta: -29.4MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2022-12-13 12:29:15,300 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 157.3MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 147.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:29:15,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.99ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 77.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-13 12:29:15,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.25ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 77.7MB in the beginning and 141.9MB in the end (delta: -64.1MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2022-12-13 12:29:15,301 INFO L158 Benchmark]: Boogie Preprocessor took 167.18ms. Allocated memory is still 188.7MB. Free memory was 141.9MB in the beginning and 122.0MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-13 12:29:15,301 INFO L158 Benchmark]: RCFGBuilder took 2175.41ms. Allocated memory is still 188.7MB. Free memory was 122.0MB in the beginning and 60.8MB in the end (delta: 61.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2022-12-13 12:29:15,302 INFO L158 Benchmark]: BuchiAutomizer took 3821.72ms. Allocated memory was 188.7MB in the beginning and 272.6MB in the end (delta: 83.9MB). Free memory was 60.8MB in the beginning and 150.8MB in the end (delta: -90.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:29:15,302 INFO L158 Benchmark]: Witness Printer took 2.42ms. Allocated memory is still 272.6MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:29:15,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 157.3MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 147.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.99ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 77.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.25ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 77.7MB in the beginning and 141.9MB in the end (delta: -64.1MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.18ms. Allocated memory is still 188.7MB. Free memory was 141.9MB in the beginning and 122.0MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2175.41ms. Allocated memory is still 188.7MB. Free memory was 122.0MB in the beginning and 60.8MB in the end (delta: 61.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 3821.72ms. Allocated memory was 188.7MB in the beginning and 272.6MB in the end (delta: 83.9MB). Free memory was 60.8MB in the beginning and 150.8MB in the end (delta: -90.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.42ms. Allocated memory is still 272.6MB. Free memory is still 150.8MB. 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 3.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. 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, 8210 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8207 mSDsluCounter, 20109 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11440 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 8669 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: 17ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 12:29:15,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea95a067-68e2-4184-898b-a22368f4015a/bin/uautomizer-uyxdKDjOR8/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