./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc --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 1d8908adfa5a1758f016a2fa64af2c05db2b3cc5d1fb9ac5b8aa70e5689b8434 --- 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-5e519f3 [2022-11-02 19:53:03,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 19:53:03,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 19:53:03,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 19:53:03,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 19:53:03,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 19:53:03,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 19:53:03,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 19:53:03,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 19:53:03,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 19:53:03,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 19:53:03,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 19:53:03,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 19:53:03,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 19:53:03,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 19:53:03,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 19:53:03,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 19:53:03,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 19:53:03,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 19:53:03,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 19:53:03,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 19:53:03,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 19:53:03,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 19:53:03,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 19:53:03,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 19:53:03,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 19:53:03,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 19:53:03,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 19:53:03,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 19:53:03,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 19:53:03,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 19:53:03,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 19:53:03,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 19:53:03,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 19:53:03,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 19:53:03,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 19:53:03,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 19:53:03,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 19:53:03,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 19:53:03,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 19:53:03,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 19:53:03,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 19:53:03,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 19:53:03,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 19:53:03,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 19:53:03,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 19:53:03,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 19:53:03,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 19:53:03,888 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 19:53:03,888 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 19:53:03,888 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 19:53:03,889 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 19:53:03,890 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 19:53:03,890 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 19:53:03,890 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 19:53:03,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 19:53:03,891 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 19:53:03,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 19:53:03,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 19:53:03,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 19:53:03,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 19:53:03,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 19:53:03,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 19:53:03,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 19:53:03,893 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 19:53:03,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 19:53:03,894 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 19:53:03,895 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 19:53:03,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 19:53:03,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 19:53:03,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 19:53:03,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 19:53:03,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 19:53:03,897 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 19:53:03,898 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_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d8908adfa5a1758f016a2fa64af2c05db2b3cc5d1fb9ac5b8aa70e5689b8434 [2022-11-02 19:53:04,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 19:53:04,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 19:53:04,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 19:53:04,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 19:53:04,270 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 19:53:04,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c [2022-11-02 19:53:04,360 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/data/867f147df/4c012b5e976b4080875aea933557846d/FLAG7c0898f28 [2022-11-02 19:53:05,016 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 19:53:05,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c [2022-11-02 19:53:05,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/data/867f147df/4c012b5e976b4080875aea933557846d/FLAG7c0898f28 [2022-11-02 19:53:05,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/data/867f147df/4c012b5e976b4080875aea933557846d [2022-11-02 19:53:05,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 19:53:05,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 19:53:05,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 19:53:05,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 19:53:05,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 19:53:05,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 07:53:05" (1/1) ... [2022-11-02 19:53:05,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a28e3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:05, skipping insertion in model container [2022-11-02 19:53:05,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 07:53:05" (1/1) ... [2022-11-02 19:53:05,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 19:53:05,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 19:53:05,995 WARN L230 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_1dba8316-2614-49b4-8364-54837958deac/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c[72622,72635] [2022-11-02 19:53:05,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 19:53:06,016 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 19:53:06,122 WARN L230 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_1dba8316-2614-49b4-8364-54837958deac/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c[72622,72635] [2022-11-02 19:53:06,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 19:53:06,161 INFO L208 MainTranslator]: Completed translation [2022-11-02 19:53:06,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06 WrapperNode [2022-11-02 19:53:06,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 19:53:06,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 19:53:06,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 19:53:06,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 19:53:06,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:06,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:09,892 INFO L138 Inliner]: procedures = 151, calls = 280, calls flagged for inlining = 187, calls inlined = 18253, statements flattened = 244541 [2022-11-02 19:53:09,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 19:53:09,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 19:53:09,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 19:53:09,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 19:53:09,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:09,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:10,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:10,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:12,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:13,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:13,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:13,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:14,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 19:53:14,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 19:53:14,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 19:53:14,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 19:53:14,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (1/1) ... [2022-11-02 19:53:14,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:53:14,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:53:14,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:53:14,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 19:53:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-02 19:53:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 19:53:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 19:53:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 19:53:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 19:53:15,403 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 19:53:15,405 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 19:54:05,003 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 19:54:05,214 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 19:54:05,215 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 19:54:05,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 07:54:05 BoogieIcfgContainer [2022-11-02 19:54:05,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 19:54:05,252 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 19:54:05,252 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 19:54:05,256 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 19:54:05,257 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 19:54:05,257 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 07:53:05" (1/3) ... [2022-11-02 19:54:05,258 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cdb437c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 07:54:05, skipping insertion in model container [2022-11-02 19:54:05,259 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 19:54:05,259 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:53:06" (2/3) ... [2022-11-02 19:54:05,259 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cdb437c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 07:54:05, skipping insertion in model container [2022-11-02 19:54:05,260 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 19:54:05,260 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 07:54:05" (3/3) ... [2022-11-02 19:54:05,261 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec7_productSimulator.cil.c [2022-11-02 19:54:05,761 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 19:54:05,761 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 19:54:05,762 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 19:54:05,762 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 19:54:05,762 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 19:54:05,762 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 19:54:05,762 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 19:54:05,762 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 19:54:05,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39702 states, 39701 states have (on average 1.535402130928692) internal successors, (60957), 39701 states have internal predecessors, (60957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 19:54:06,388 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2022-11-02 19:54:06,389 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 19:54:06,389 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 19:54:06,402 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, 1, 1, 1, 1] [2022-11-02 19:54:06,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 19:54:06,402 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 19:54:06,467 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39702 states, 39701 states have (on average 1.535402130928692) internal successors, (60957), 39701 states have internal predecessors, (60957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 19:54:07,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2022-11-02 19:54:07,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 19:54:07,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 19:54:07,162 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, 1, 1, 1, 1] [2022-11-02 19:54:07,162 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 19:54:07,183 INFO L748 eck$LassoCheckResult]: Stem: 27960#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(35, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(44, 11);call #Ultimate.allocInit(44, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(19, 16);call #Ultimate.allocInit(4, 17);call write~init~int(37, 17, 0, 1);call write~init~int(100, 17, 1, 1);call write~init~int(10, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(37, 18, 0, 1);call write~init~int(100, 18, 1, 1);call write~init~int(10, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(10, 19);call #Ultimate.allocInit(12, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(18, 22);call #Ultimate.allocInit(16, 23);call #Ultimate.allocInit(21, 24);call #Ultimate.allocInit(13, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(25, 27);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(115, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 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(25, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 24824#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1, main_~retValue_acc~16#1, main_~tmp~13#1;havoc main_~retValue_acc~16#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 10482#L3000true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret92#1, select_features_#t~ret93#1, select_features_#t~ret94#1, select_features_#t~ret95#1, select_features_#t~ret96#1, select_features_#t~ret97#1, select_features_#t~ret98#1, select_features_#t~ret99#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 3082#L2973true select_features_#t~ret92#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret92#1;havoc select_features_#t~ret92#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 19557#L2973-1true select_features_#t~ret93#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret93#1;havoc select_features_#t~ret93#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 32761#L2973-2true select_features_#t~ret94#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret94#1;havoc select_features_#t~ret94#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 6031#L2973-3true select_features_#t~ret95#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret95#1;havoc select_features_#t~ret95#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 5868#L2973-4true select_features_#t~ret96#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret96#1;havoc select_features_#t~ret96#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 27334#L2973-5true select_features_#t~ret97#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret97#1;havoc select_features_#t~ret97#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 19498#L2973-6true select_features_#t~ret98#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret98#1;havoc select_features_#t~ret98#1;~__SELECTED_FEATURE_Verify~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet91#1, select_one_~retValue_acc~39#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~39#1;select_one_~choice~0#1 := select_one_#t~nondet91#1;havoc select_one_#t~nondet91#1;select_one_~retValue_acc~39#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~39#1; 5704#L2973-7true select_features_#t~ret99#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret99#1;havoc select_features_#t~ret99#1; 11551#L2992true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~40#1, valid_product_~tmp~24#1;havoc valid_product_~retValue_acc~40#1;havoc valid_product_~tmp~24#1; 13684#L3008true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 23819#L3011true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~24#1 := 0; 13696#L3011-1true valid_product_~retValue_acc~40#1 := valid_product_~tmp~24#1;valid_product_#res#1 := valid_product_~retValue_acc~40#1; 21390#L3068true main_#t~ret43#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret43#1;havoc main_#t~ret43#1; 6595#L1260true assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet40#1, setup_#t~nondet41#1, setup_#t~nondet42#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_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1; 34822#L1104true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 5379#L2683-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4960#L2689-5true assume { :end_inline_setClientId } true; 37620#L1086-1true assume { :end_inline_setup_bob__before__Keys } true; 21168#L1113true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 13, 0;havoc setup_#t~nondet40#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; 34816#L1142true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9767#L2683-6true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 17380#L2689-11true assume { :end_inline_setClientId } true; 33969#L1124-1true assume { :end_inline_setup_rjh__before__Keys } true; 12265#L1151true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 14, 0;havoc setup_#t~nondet41#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; 35005#L1180true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 32441#L2683-10true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14721#L2689-17true assume { :end_inline_setClientId } true; 13389#L1162-1true assume { :end_inline_setup_chuck__before__Keys } true; 8383#L1189true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := 15, 0;havoc setup_#t~nondet42#1; 26447#L1247true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#1, test_#t~nondet87#1, test_#t~nondet88#1, test_#t~nondet89#1, test_#t~nondet90#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~23#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#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~23#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#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; 15331#L2931-1true [2022-11-02 19:54:07,184 INFO L750 eck$LassoCheckResult]: Loop: 15331#L2931-1true assume !false; 38957#L2740true assume test_~splverifierCounter~0#1 < 4; 39034#L2741true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 6494#L2747true assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet80#1;havoc test_#t~nondet80#1; 34826#L2751true assume 0 != test_~tmp___9~0#1; 5617#L2752true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 26708#L2752-2true test_~op1~0#1 := 1; 15331#L2931-1true [2022-11-02 19:54:07,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 19:54:07,192 INFO L85 PathProgramCache]: Analyzing trace with hash 992852765, now seen corresponding path program 1 times [2022-11-02 19:54:07,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 19:54:07,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629444785] [2022-11-02 19:54:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 19:54:07,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 19:54:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 19:54:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 19:54:07,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 19:54:07,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629444785] [2022-11-02 19:54:07,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629444785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 19:54:07,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 19:54:07,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 19:54:07,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400594091] [2022-11-02 19:54:07,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 19:54:07,648 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 19:54:07,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 19:54:07,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1440997990, now seen corresponding path program 1 times [2022-11-02 19:54:07,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 19:54:07,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082055101] [2022-11-02 19:54:07,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 19:54:07,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 19:54:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 19:54:07,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 19:54:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 19:54:07,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 19:54:07,756 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 19:54:07,756 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 19:54:07,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 19:54:07,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 19:54:07,757 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 19:54:07,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:07,757 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 19:54:07,757 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 19:54:07,758 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration1_Loop [2022-11-02 19:54:07,758 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 19:54:07,758 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 19:54:07,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:07,815 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:07,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:07,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:07,917 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 19:54:07,932 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 19:54:07,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:07,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:07,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:07,991 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 19:54:07,991 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 19:54:08,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 19:54:08,012 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 19:54:08,012 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 19:54:08,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:08,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 19:54:08,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 19:54:08,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 19:54:08,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:08,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,137 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 19:54:08,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 19:54:08,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 19:54:08,210 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 19:54:08,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:08,219 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 19:54:08,220 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 19:54:08,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 19:54:08,220 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 19:54:08,220 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 19:54:08,220 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,220 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 19:54:08,220 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 19:54:08,220 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration1_Loop [2022-11-02 19:54:08,221 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 19:54:08,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 19:54:08,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:08,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:08,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:08,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 19:54:08,329 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 19:54:08,334 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 19:54:08,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,337 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 19:54:08,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 19:54:08,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 19:54:08,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 19:54:08,358 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 19:54:08,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 19:54:08,363 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 19:54:08,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 19:54:08,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 19:54:08,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 19:54:08,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:08,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,416 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 19:54:08,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 19:54:08,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 19:54:08,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 19:54:08,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 19:54:08,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 19:54:08,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 19:54:08,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 19:54:08,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 19:54:08,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 19:54:08,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-02 19:54:08,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,484 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 19:54:08,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 19:54:08,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 19:54:08,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 19:54:08,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 19:54:08,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 19:54:08,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 19:54:08,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 19:54:08,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 19:54:08,511 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 19:54:08,515 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-02 19:54:08,515 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-02 19:54:08,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 19:54:08,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 19:54:08,519 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 19:54:08,530 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 19:54:08,530 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-02 19:54:08,530 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 19:54:08,531 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-02 19:54:08,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 19:54:08,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:08,568 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-02 19:54:08,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 19:54:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 19:54:08,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 19:54:08,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 19:54:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 19:54:08,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 19:54:08,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 19:54:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 19:54:08,904 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-02 19:54:08,948 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 39702 states, 39701 states have (on average 1.535402130928692) internal successors, (60957), 39701 states have internal predecessors, (60957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 19:54:10,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 19:54:13,784 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 39702 states, 39701 states have (on average 1.535402130928692) internal successors, (60957), 39701 states have internal predecessors, (60957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118531 states and 181913 transitions. Complement of second has 7 states. [2022-11-02 19:54:13,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 19:54:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 19:54:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121206 transitions. [2022-11-02 19:54:13,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 33 letters. Loop has 7 letters. [2022-11-02 19:54:13,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 19:54:13,946 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 40 letters. Loop has 7 letters. [2022-11-02 19:54:13,947 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 19:54:13,947 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 33 letters. Loop has 14 letters. [2022-11-02 19:54:13,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 19:54:13,951 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118531 states and 181913 transitions. [2022-11-02 19:54:15,033 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 19:54:15,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118531 states to 0 states and 0 transitions. [2022-11-02 19:54:15,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 19:54:15,038 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 19:54:15,038 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 19:54:15,038 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 19:54:15,039 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 19:54:15,039 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 19:54:15,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 19:54:15,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 19:54:15,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 19:54:15,044 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 19:54:15,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 19:54:15,047 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-02 19:54:15,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-02 19:54:15,048 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 19:54:15,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 19:54:15,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 19:54:15,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 19:54:15,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 19:54:15,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 19:54:15,049 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 19:54:15,049 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 19:54:15,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 19:54:15,052 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 19:54:15,052 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 19:54:15,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 19:54:15,053 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 19:54:15,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 19:54:15,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 07:54:15 BoogieIcfgContainer [2022-11-02 19:54:15,060 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 19:54:15,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 19:54:15,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 19:54:15,061 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 19:54:15,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 07:54:05" (3/4) ... [2022-11-02 19:54:15,067 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 19:54:15,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 19:54:15,069 INFO L158 Benchmark]: Toolchain (without parser) took 69820.55ms. Allocated memory was 130.0MB in the beginning and 9.7GB in the end (delta: 9.6GB). Free memory was 92.6MB in the beginning and 8.2GB in the end (delta: -8.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-02 19:54:15,070 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 19:54:15,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 912.64ms. Allocated memory is still 130.0MB. Free memory was 92.3MB in the beginning and 74.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 19:54:15,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 3729.08ms. Allocated memory was 130.0MB in the beginning and 908.1MB in the end (delta: 778.0MB). Free memory was 74.2MB in the beginning and 565.5MB in the end (delta: -491.3MB). Peak memory consumption was 375.9MB. Max. memory is 16.1GB. [2022-11-02 19:54:15,079 INFO L158 Benchmark]: Boogie Preprocessor took 4769.22ms. Allocated memory was 908.1MB in the beginning and 2.7GB in the end (delta: 1.8GB). Free memory was 565.5MB in the beginning and 2.0GB in the end (delta: -1.5GB). Peak memory consumption was 352.3MB. Max. memory is 16.1GB. [2022-11-02 19:54:15,081 INFO L158 Benchmark]: RCFGBuilder took 50586.06ms. Allocated memory was 2.7GB in the beginning and 9.7GB in the end (delta: 7.0GB). Free memory was 2.0GB in the beginning and 8.5GB in the end (delta: -6.5GB). Peak memory consumption was 892.3MB. Max. memory is 16.1GB. [2022-11-02 19:54:15,082 INFO L158 Benchmark]: BuchiAutomizer took 9808.40ms. Allocated memory is still 9.7GB. Free memory was 8.5GB in the beginning and 8.2GB in the end (delta: 302.0MB). Peak memory consumption was 299.9MB. Max. memory is 16.1GB. [2022-11-02 19:54:15,085 INFO L158 Benchmark]: Witness Printer took 6.15ms. Allocated memory is still 9.7GB. Free memory is still 8.2GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 19:54:15,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 912.64ms. Allocated memory is still 130.0MB. Free memory was 92.3MB in the beginning and 74.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3729.08ms. Allocated memory was 130.0MB in the beginning and 908.1MB in the end (delta: 778.0MB). Free memory was 74.2MB in the beginning and 565.5MB in the end (delta: -491.3MB). Peak memory consumption was 375.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4769.22ms. Allocated memory was 908.1MB in the beginning and 2.7GB in the end (delta: 1.8GB). Free memory was 565.5MB in the beginning and 2.0GB in the end (delta: -1.5GB). Peak memory consumption was 352.3MB. Max. memory is 16.1GB. * RCFGBuilder took 50586.06ms. Allocated memory was 2.7GB in the beginning and 9.7GB in the end (delta: 7.0GB). Free memory was 2.0GB in the beginning and 8.5GB in the end (delta: -6.5GB). Peak memory consumption was 892.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 9808.40ms. Allocated memory is still 9.7GB. Free memory was 8.5GB in the beginning and 8.2GB in the end (delta: 302.0MB). Peak memory consumption was 299.9MB. Max. memory is 16.1GB. * Witness Printer took 6.15ms. Allocated memory is still 9.7GB. Free memory is still 8.2GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 5.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 1.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60829 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60828 mSDsluCounter, 182227 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 121400 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 60827 mSDtfsCounter, 6 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 19:54:15,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dba8316-2614-49b4-8364-54837958deac/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE