./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f 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_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e61661fc2d58041f16237a6d2ff2f3d5f72c7660b85c9fdf3f096a51b709ec23 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:22:31,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:22:31,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:22:31,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:22:31,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:22:31,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:22:31,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:22:31,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:22:31,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:22:31,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:22:31,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:22:31,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:22:31,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:22:31,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:22:31,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:22:31,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:22:31,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:22:31,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:22:31,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:22:31,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:22:31,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:22:31,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:22:31,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:22:31,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:22:31,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:22:31,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:22:31,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:22:31,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:22:31,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:22:31,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:22:31,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:22:31,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:22:31,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:22:31,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:22:31,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:22:31,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:22:31,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:22:31,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:22:31,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:22:31,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:22:31,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:22:31,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 12:22:31,591 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:22:31,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:22:31,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:22:31,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:22:31,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:22:31,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:22:31,594 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:22:31,594 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:22:31,594 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:22:31,594 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:22:31,595 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:22:31,595 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:22:31,595 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:22:31,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:22:31,596 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:22:31,596 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:22:31,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:22:31,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:22:31,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:22:31,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:22:31,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:22:31,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:22:31,597 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:22:31,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:22:31,598 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:22:31,598 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:22:31,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:22:31,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:22:31,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:22:31,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:22:31,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:22:31,601 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:22:31,601 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_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e61661fc2d58041f16237a6d2ff2f3d5f72c7660b85c9fdf3f096a51b709ec23 [2022-11-16 12:22:31,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:22:31,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:22:31,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:22:31,927 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:22:31,928 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:22:31,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c [2022-11-16 12:22:32,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/data/16da22310/015ac72f20994905bbc5bfaa7b776c08/FLAGca1340456 [2022-11-16 12:22:32,671 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:22:32,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c [2022-11-16 12:22:32,700 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/data/16da22310/015ac72f20994905bbc5bfaa7b776c08/FLAGca1340456 [2022-11-16 12:22:32,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/data/16da22310/015ac72f20994905bbc5bfaa7b776c08 [2022-11-16 12:22:32,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:22:32,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:22:32,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:22:32,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:22:32,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:22:32,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:22:32" (1/1) ... [2022-11-16 12:22:32,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae546b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:32, skipping insertion in model container [2022-11-16 12:22:32,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:22:32" (1/1) ... [2022-11-16 12:22:32,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:22:32,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:22:33,395 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c[21483,21496] [2022-11-16 12:22:33,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:22:33,658 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:22:33,713 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c[21483,21496] [2022-11-16 12:22:33,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:22:33,781 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:22:33,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33 WrapperNode [2022-11-16 12:22:33,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:22:33,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:22:33,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:22:33,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:22:33,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,931 INFO L138 Inliner]: procedures = 129, calls = 213, calls flagged for inlining = 121, calls inlined = 165, statements flattened = 2431 [2022-11-16 12:22:33,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:22:33,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:22:33,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:22:33,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:22:33,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:33,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:34,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:34,046 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:34,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:34,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:22:34,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:22:34,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:22:34,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:22:34,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (1/1) ... [2022-11-16 12:22:34,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:34,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:34,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:34,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:22:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-16 12:22:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:22:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:22:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:22:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:22:34,545 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:22:34,547 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:22:36,069 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:22:36,094 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:22:36,095 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:22:36,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:22:36 BoogieIcfgContainer [2022-11-16 12:22:36,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:22:36,101 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:22:36,101 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:22:36,106 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:22:36,107 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:22:36,109 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:22:32" (1/3) ... [2022-11-16 12:22:36,110 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21131ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:22:36, skipping insertion in model container [2022-11-16 12:22:36,110 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:22:36,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:33" (2/3) ... [2022-11-16 12:22:36,111 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21131ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:22:36, skipping insertion in model container [2022-11-16 12:22:36,111 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:22:36,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:22:36" (3/3) ... [2022-11-16 12:22:36,113 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec6_product22.cil.c [2022-11-16 12:22:36,214 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:22:36,214 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:22:36,214 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:22:36,214 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:22:36,214 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:22:36,215 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:22:36,215 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:22:36,215 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:22:36,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:36,273 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-16 12:22:36,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:36,274 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:36,284 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:36,285 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:36,285 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:22:36,287 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:36,310 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-16 12:22:36,311 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:36,311 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:36,314 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:36,314 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:36,321 INFO L748 eck$LassoCheckResult]: Stem: 526#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 457#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 530#L497true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 435#L490true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 452#L505true main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 164#L2408true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 467#L2015true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 221#L2021-2true assume { :end_inline_setClientId } true; 249#L2285true 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; 353#L1580true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 225#L1586-2true assume { :end_inline_setClientPrivateKey } true; 439#L2296true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 522#L2015-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 318#L2021-5true assume { :end_inline_setClientId } true; 527#L2306true 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; 458#L1580-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 129#L1586-5true assume { :end_inline_setClientPrivateKey } true; 262#L2317true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 70#L2015-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 484#L2021-8true assume { :end_inline_setClientId } true; 64#L2327true 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; 487#L1580-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 205#L1586-8true assume { :end_inline_setClientPrivateKey } true; 195#L2338true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 29#L2395true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 196#L2230-1true [2022-11-16 12:22:36,322 INFO L750 eck$LassoCheckResult]: Loop: 196#L2230-1true assume !false; 515#L2082true assume test_~splverifierCounter~0#1 < 4; 492#L2083true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 446#L2089true assume !(0 == test_~op1~0#1); 84#L2102true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet40#1;havoc test_#t~nondet40#1; 449#L2107true 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; 201#L1533true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 443#L1539-2true assume { :end_inline_setClientAutoResponse } true; 534#L2538true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 196#L2230-1true [2022-11-16 12:22:36,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:36,329 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-16 12:22:36,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:36,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931526857] [2022-11-16 12:22:36,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:36,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:36,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:36,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931526857] [2022-11-16 12:22:36,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931526857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:36,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:36,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:22:36,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774708857] [2022-11-16 12:22:36,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:36,935 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:36,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:36,936 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-16 12:22:36,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:36,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868480387] [2022-11-16 12:22:36,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:36,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:36,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:36,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:37,114 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:37,115 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:37,115 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:37,115 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:37,115 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:37,116 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,116 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:37,116 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:37,116 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration1_Loop [2022-11-16 12:22:37,117 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:37,117 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:37,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,155 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,189 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,193 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,200 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,409 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:37,409 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:37,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,416 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:37,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:37,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:22:37,465 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:37,466 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet40#1=-8, ULTIMATE.start_test_~tmp___8~0#1=-8} Honda state: {ULTIMATE.start_test_#t~nondet40#1=-8, ULTIMATE.start_test_~tmp___8~0#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:37,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:37,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:22:37,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:37,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:37,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:37,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,520 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:37,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:37,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:22:37,566 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:37,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:37,570 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:37,570 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:37,570 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:37,570 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:37,571 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:37,571 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,571 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:37,571 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:37,571 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration1_Loop [2022-11-16 12:22:37,571 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:37,571 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:37,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:37,802 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:37,807 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:37,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,835 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:22:37,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:37,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:37,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:37,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:37,905 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:37,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:37,910 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:37,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:37,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:37,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:22:37,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:37,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:37,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:37,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:37,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:37,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:37,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:37,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:37,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:37,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:37,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:37,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:37,988 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:37,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:38,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:22:38,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:38,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:38,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:38,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:38,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:38,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:38,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:38,021 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:38,026 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:38,026 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:38,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:38,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:38,031 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:38,041 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:38,041 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:38,041 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:38,042 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-11-16 12:22:38,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:22:38,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:38,055 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:38,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:38,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:38,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:38,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:38,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:38,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:38,492 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 12:22:38,496 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:38,749 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 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 2297 states and 3827 transitions. Complement of second has 7 states. [2022-11-16 12:22:38,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:38,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:38,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2161 transitions. [2022-11-16 12:22:38,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-16 12:22:38,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:38,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-16 12:22:38,764 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:38,764 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-16 12:22:38,764 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:38,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2297 states and 3827 transitions. [2022-11-16 12:22:38,788 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2022-11-16 12:22:38,801 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2297 states to 931 states and 1651 transitions. [2022-11-16 12:22:38,802 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2022-11-16 12:22:38,804 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-11-16 12:22:38,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2022-11-16 12:22:38,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:38,805 INFO L218 hiAutomatonCegarLoop]: Abstraction has 931 states and 1651 transitions. [2022-11-16 12:22:38,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2022-11-16 12:22:38,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2022-11-16 12:22:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 488 states have (on average 1.7622950819672132) internal successors, (860), 487 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2022-11-16 12:22:38,906 INFO L240 hiAutomatonCegarLoop]: Abstraction has 488 states and 860 transitions. [2022-11-16 12:22:38,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:38,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:22:38,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:22:38,912 INFO L87 Difference]: Start difference. First operand 488 states and 860 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:38,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:38,988 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2022-11-16 12:22:38,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2022-11-16 12:22:39,001 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2022-11-16 12:22:39,010 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2022-11-16 12:22:39,011 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2022-11-16 12:22:39,012 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2022-11-16 12:22:39,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2022-11-16 12:22:39,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:39,021 INFO L218 hiAutomatonCegarLoop]: Abstraction has 953 states and 1682 transitions. [2022-11-16 12:22:39,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2022-11-16 12:22:39,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2022-11-16 12:22:39,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 487 states have (on average 1.757700205338809) internal successors, (856), 486 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2022-11-16 12:22:39,051 INFO L240 hiAutomatonCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-16 12:22:39,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:22:39,052 INFO L428 stractBuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-16 12:22:39,052 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:22:39,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2022-11-16 12:22:39,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-11-16 12:22:39,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:39,063 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:39,067 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:39,067 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:39,068 INFO L748 eck$LassoCheckResult]: Stem: 4888#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 4830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4831#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4803#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 4804#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 4819#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 4835#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4560#L2021-2 assume { :end_inline_setClientId } true; 4879#L2285 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; 4662#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4663#L1586-2 assume { :end_inline_setClientPrivateKey } true; 4805#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 4806#L2015-2 assume !(1 == setClientId_~handle#1); 4596#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4597#L2021-5 assume { :end_inline_setClientId } true; 4602#L2306 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; 4832#L1580-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4504#L1586-5 assume { :end_inline_setClientPrivateKey } true; 4780#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 4633#L2015-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4635#L2021-8 assume { :end_inline_setClientId } true; 4605#L2327 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; 4606#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4866#L1586-8 assume { :end_inline_setClientPrivateKey } true; 4853#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 4474#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 4475#L2230-1 assume !false; 4854#L2082 [2022-11-16 12:22:39,070 INFO L750 eck$LassoCheckResult]: Loop: 4854#L2082 assume test_~splverifierCounter~0#1 < 4; 4877#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4814#L2089 assume !(0 == test_~op1~0#1); 4673#L2102 assume !(0 == test_~op2~0#1); 4683#L2116 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet41#1;havoc test_#t~nondet41#1; 4824#L2121 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; 4872#L1580-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4522#L1586-11 assume { :end_inline_setClientPrivateKey } true; 4551#L2508 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 4414#L2230-1 assume !false; 4854#L2082 [2022-11-16 12:22:39,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:39,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-16 12:22:39,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:39,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913235601] [2022-11-16 12:22:39,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:39,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:39,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:39,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:39,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913235601] [2022-11-16 12:22:39,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913235601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:39,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:39,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:22:39,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946587724] [2022-11-16 12:22:39,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:39,335 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:39,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:39,336 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-11-16 12:22:39,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:39,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623317578] [2022-11-16 12:22:39,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:39,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:39,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:39,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:39,492 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:39,493 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:39,493 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:39,493 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:39,493 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:39,493 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,493 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:39,493 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:39,493 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration2_Loop [2022-11-16 12:22:39,493 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:39,494 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:39,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,530 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,542 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,667 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:39,667 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:39,669 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:39,677 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:39,677 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:39,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:22:39,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:39,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0#1=-3, ULTIMATE.start_test_#t~nondet41#1=-3} Honda state: {ULTIMATE.start_test_~tmp___7~0#1=-3, ULTIMATE.start_test_#t~nondet41#1=-3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:39,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:39,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:39,722 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:39,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:22:39,727 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:39,727 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:39,748 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:39,748 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:39,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:39,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:39,760 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:39,776 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:39,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:39,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:22:39,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:39,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:39,808 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:39,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:22:39,816 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:39,816 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:39,842 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:39,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:39,846 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:39,846 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:39,846 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:39,846 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:39,847 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:39,847 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:39,847 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:39,847 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:39,847 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration2_Loop [2022-11-16 12:22:39,847 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:39,847 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:39,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:39,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:40,033 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:40,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:40,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:40,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:40,038 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:40,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:40,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:22:40,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:40,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:40,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:40,078 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:40,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:40,083 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:40,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:40,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:40,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:40,116 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:40,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:40,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:22:40,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:40,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:40,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:40,142 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:40,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:40,145 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:40,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:40,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:40,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:40,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:40,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:40,173 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:40,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:22:40,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:40,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:40,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:40,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:40,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:40,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:40,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:40,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:40,222 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:40,231 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:40,231 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:40,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:40,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:40,233 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:40,262 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:40,262 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:40,263 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:40,263 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-11-16 12:22:40,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:22:40,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:40,272 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:40,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:40,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:40,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:40,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:40,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:40,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:40,616 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:22:40,617 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:40,711 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371. 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 1821 states and 3235 transitions. Complement of second has 6 states. [2022-11-16 12:22:40,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:40,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2022-11-16 12:22:40,714 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-16 12:22:40,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:40,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-16 12:22:40,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:40,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-16 12:22:40,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:40,716 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2022-11-16 12:22:40,731 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-16 12:22:40,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2022-11-16 12:22:40,743 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-11-16 12:22:40,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-11-16 12:22:40,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2022-11-16 12:22:40,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:40,744 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2022-11-16 12:22:40,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2022-11-16 12:22:40,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2022-11-16 12:22:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.7703862660944205) internal successors, (1650), 931 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:40,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2022-11-16 12:22:40,770 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1650 transitions. [2022-11-16 12:22:40,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:40,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:22:40,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:22:40,772 INFO L87 Difference]: Start difference. First operand 932 states and 1650 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:40,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:40,938 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2022-11-16 12:22:40,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2022-11-16 12:22:40,953 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2022-11-16 12:22:40,965 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2022-11-16 12:22:40,966 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2022-11-16 12:22:40,966 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2022-11-16 12:22:40,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2022-11-16 12:22:40,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:40,969 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2022-11-16 12:22:40,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2022-11-16 12:22:40,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2022-11-16 12:22:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.76931330472103) internal successors, (1649), 931 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2022-11-16 12:22:40,997 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-16 12:22:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:22:40,998 INFO L428 stractBuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-16 12:22:40,998 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 12:22:40,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2022-11-16 12:22:41,003 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-16 12:22:41,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:41,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:41,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:41,005 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:41,005 INFO L748 eck$LassoCheckResult]: Stem: 10103#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 10029#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 10030#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9996#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 9997#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 10018#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 10034#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9749#L2021-2 assume { :end_inline_setClientId } true; 10088#L2285 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; 9851#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9852#L1586-2 assume { :end_inline_setClientPrivateKey } true; 10000#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 10001#L2015-2 assume !(1 == setClientId_~handle#1); 9783#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 9784#L2021-5 assume { :end_inline_setClientId } true; 9789#L2306 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; 10031#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 9691#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9693#L1586-5 assume { :end_inline_setClientPrivateKey } true; 9972#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 9824#L2015-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9826#L2021-8 assume { :end_inline_setClientId } true; 9792#L2327 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; 9793#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10073#L1586-8 assume { :end_inline_setClientPrivateKey } true; 10064#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 9663#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 9664#L2230-1 assume !false; 10126#L2082 assume test_~splverifierCounter~0#1 < 4; 10085#L2083 [2022-11-16 12:22:41,005 INFO L750 eck$LassoCheckResult]: Loop: 10085#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10008#L2089 assume !(0 == test_~op1~0#1); 9862#L2102 assume !(0 == test_~op2~0#1); 9872#L2116 assume !(0 == test_~op3~0#1); 9967#L2130 assume !(0 == test_~op4~0#1); 9941#L2144 assume !(0 == test_~op5~0#1); 9720#L2158 assume !(0 == test_~op6~0#1); 9953#L2172 assume !(0 == test_~op7~0#1); 9955#L2186 assume 0 == test_~op8~0#1;test_~tmp___2~0#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1; 9641#L2191 assume 0 != test_~tmp___2~0#1;test_~op8~0#1 := 1; 9597#L2230-1 assume !false; 10058#L2082 assume test_~splverifierCounter~0#1 < 4; 10085#L2083 [2022-11-16 12:22:41,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:41,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-16 12:22:41,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:41,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594295260] [2022-11-16 12:22:41,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:41,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:41,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:41,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594295260] [2022-11-16 12:22:41,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594295260] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:41,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:41,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:22:41,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722833257] [2022-11-16 12:22:41,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:41,148 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:41,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:41,148 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2022-11-16 12:22:41,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:41,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613498053] [2022-11-16 12:22:41,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:41,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:41,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:41,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:41,278 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:41,279 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:41,279 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:41,279 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:41,280 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:41,280 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,280 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:41,280 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:41,280 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration3_Loop [2022-11-16 12:22:41,280 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:41,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:41,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,287 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,302 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,318 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,464 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:41,464 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:41,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,471 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,488 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:41,488 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:41,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:22:41,513 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:41,514 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:41,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,524 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:41,533 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:41,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:22:41,562 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:41,562 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:41,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,573 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:41,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:41,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 12:22:41,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:41,612 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:41,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,623 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 12:22:41,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:41,628 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:41,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,659 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,677 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:41,677 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:41,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 12:22:41,701 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:41,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,706 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:41,707 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:41,707 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:41,707 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:41,707 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:41,707 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,707 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:41,707 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:41,707 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration3_Loop [2022-11-16 12:22:41,707 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:41,707 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:41,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,712 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,716 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,719 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,732 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:41,877 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:41,877 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:41,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,881 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:41,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 12:22:41,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:41,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:41,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:41,902 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:41,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:41,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:41,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:41,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:41,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,936 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:41,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 12:22:41,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:41,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:41,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:41,957 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:41,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:41,958 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:41,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:41,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:41,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:41,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:41,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:41,991 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:41,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:41,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-16 12:22:42,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:42,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:42,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:42,008 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:42,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:42,009 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:42,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:42,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:42,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:42,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:42,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:42,041 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:42,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 12:22:42,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:42,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:42,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:42,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:42,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:42,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:42,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:42,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:42,064 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:42,067 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:42,067 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:42,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:42,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:42,071 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:42,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 12:22:42,077 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:42,077 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:42,077 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:42,077 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2022-11-16 12:22:42,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-16 12:22:42,080 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:42,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:42,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:42,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:42,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:42,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:42,386 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:22:42,386 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:42,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-16 12:22:42,504 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 4062 states and 7226 transitions. Complement of second has 6 states. [2022-11-16 12:22:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2022-11-16 12:22:42,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2022-11-16 12:22:42,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:42,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2022-11-16 12:22:42,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:42,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2022-11-16 12:22:42,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:42,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2022-11-16 12:22:42,534 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-16 12:22:42,559 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2022-11-16 12:22:42,559 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-16 12:22:42,560 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-16 12:22:42,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2022-11-16 12:22:42,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:42,561 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2022-11-16 12:22:42,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2022-11-16 12:22:42,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2022-11-16 12:22:42,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7759961127308066) internal successors, (3655), 2057 states have internal predecessors, (3655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2022-11-16 12:22:42,613 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2022-11-16 12:22:42,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:42,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:22:42,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:22:42,615 INFO L87 Difference]: Start difference. First operand 2058 states and 3655 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:42,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:42,649 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2022-11-16 12:22:42,649 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2022-11-16 12:22:42,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-16 12:22:42,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2022-11-16 12:22:42,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2022-11-16 12:22:42,675 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2022-11-16 12:22:42,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2022-11-16 12:22:42,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:42,675 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2022-11-16 12:22:42,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2022-11-16 12:22:42,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2022-11-16 12:22:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7745383867832847) internal successors, (3652), 2057 states have internal predecessors, (3652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2022-11-16 12:22:42,716 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-16 12:22:42,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:22:42,717 INFO L428 stractBuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-16 12:22:42,717 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-16 12:22:42,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2022-11-16 12:22:42,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-16 12:22:42,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:42,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:42,727 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] [2022-11-16 12:22:42,727 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:42,728 INFO L748 eck$LassoCheckResult]: Stem: 19366#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 19297#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 19298#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19264#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 19265#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 19283#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 19302#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 19012#L2021-2 assume { :end_inline_setClientId } true; 19350#L2285 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; 19119#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19120#L1586-2 assume { :end_inline_setClientPrivateKey } true; 19266#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 19267#L2015-2 assume !(1 == setClientId_~handle#1); 19049#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19050#L2021-5 assume { :end_inline_setClientId } true; 19056#L2306 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; 19299#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 18955#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18957#L1586-5 assume { :end_inline_setClientPrivateKey } true; 19239#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 19089#L2015-4 assume !(1 == setClientId_~handle#1); 19090#L2018-4 assume !(2 == setClientId_~handle#1); 19307#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19308#L2021-8 assume { :end_inline_setClientId } true; 19059#L2327 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; 19060#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19335#L1586-8 assume { :end_inline_setClientPrivateKey } true; 19324#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 18927#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 18928#L2230-1 assume !false; 19371#L2082 assume test_~splverifierCounter~0#1 < 4; 19372#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19278#L2089 [2022-11-16 12:22:42,728 INFO L750 eck$LassoCheckResult]: Loop: 19278#L2089 assume !(0 == test_~op1~0#1); 19130#L2102 assume !(0 == test_~op2~0#1); 19141#L2116 assume !(0 == test_~op3~0#1); 19235#L2130 assume !(0 == test_~op4~0#1); 19209#L2144 assume !(0 == test_~op5~0#1); 18979#L2158 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1; 19270#L2163 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 19106#L1968 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 18982#L1974-2 assume { :end_inline_setClientForwardReceiver } true; 18859#L2548 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 18860#L2230-1 assume !false; 19325#L2082 assume test_~splverifierCounter~0#1 < 4; 19348#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19278#L2089 [2022-11-16 12:22:42,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:42,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-11-16 12:22:42,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:42,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552080293] [2022-11-16 12:22:42,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:42,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:42,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:42,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552080293] [2022-11-16 12:22:42,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552080293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:42,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:42,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:22:42,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827575393] [2022-11-16 12:22:42,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:42,882 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:42,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:42,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2022-11-16 12:22:42,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:42,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259138629] [2022-11-16 12:22:42,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:42,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:42,892 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:42,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:43,043 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:43,043 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:43,044 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:43,044 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:43,044 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:43,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:43,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:43,045 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration4_Loop [2022-11-16 12:22:43,045 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:43,045 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:43,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,280 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:43,280 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:43,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,287 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,293 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,293 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 12:22:43,317 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,317 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,328 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 12:22:43,362 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,363 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,374 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 12:22:43,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,409 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,416 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 12:22:43,454 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,454 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Honda state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,460 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 12:22:43,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,499 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,512 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,517 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,517 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 12:22:43,558 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,558 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,569 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 12:22:43,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:43,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet44#1=-8} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet44#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:43,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,602 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 12:22:43,605 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:43,605 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,623 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:43,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:43,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 12:22:43,650 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:43,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-16 12:22:43,653 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:43,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:43,653 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:43,653 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:43,653 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:43,654 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,654 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:43,654 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:43,654 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration4_Loop [2022-11-16 12:22:43,654 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:43,654 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:43,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,680 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:43,870 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:43,870 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:43,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,872 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:43,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:43,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:43,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:43,896 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:43,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:43,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:43,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:43,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 12:22:43,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:43,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,920 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:43,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:43,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:43,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:43,938 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:43,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:43,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 12:22:43,939 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:43,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:43,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:43,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:43,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:43,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:43,971 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:43,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:43,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:43,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:43,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:43,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:43,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:43,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 12:22:43,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:43,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:44,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:44,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:44,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:44,012 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:44,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:44,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 12:22:44,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:44,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:44,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:44,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:44,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:44,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:44,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:44,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:44,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:44,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:44,053 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:44,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:44,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 12:22:44,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:44,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:44,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:44,072 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:44,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:44,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:44,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:44,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:44,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:44,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:44,079 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:44,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 12:22:44,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:44,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:44,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:44,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:44,096 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:44,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:44,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:44,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:44,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:44,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:44,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:44,123 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:44,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 12:22:44,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:44,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:44,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:44,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:44,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:44,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:44,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:44,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:44,140 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:44,142 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:44,142 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:44,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:44,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:44,144 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:44,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 12:22:44,147 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:44,147 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:44,147 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:44,147 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-11-16 12:22:44,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,155 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:44,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:44,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:44,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:44,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:44,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:44,416 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:22:44,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:44,533 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 8892 states and 15852 transitions. Complement of second has 6 states. [2022-11-16 12:22:44,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2022-11-16 12:22:44,537 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2022-11-16 12:22:44,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:44,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2022-11-16 12:22:44,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:44,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2022-11-16 12:22:44,540 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:44,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2022-11-16 12:22:44,631 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-11-16 12:22:44,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:44,676 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2022-11-16 12:22:44,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-11-16 12:22:44,678 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-16 12:22:44,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2022-11-16 12:22:44,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:44,678 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2022-11-16 12:22:44,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2022-11-16 12:22:44,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2022-11-16 12:22:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7828024058810426) internal successors, (8003), 4488 states have internal predecessors, (8003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:44,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2022-11-16 12:22:44,815 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2022-11-16 12:22:44,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:44,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:22:44,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:22:44,817 INFO L87 Difference]: Start difference. First operand 4489 states and 8003 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:45,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:45,018 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2022-11-16 12:22:45,018 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2022-11-16 12:22:45,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-16 12:22:45,102 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2022-11-16 12:22:45,103 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-16 12:22:45,103 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-11-16 12:22:45,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2022-11-16 12:22:45,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:45,104 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2022-11-16 12:22:45,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2022-11-16 12:22:45,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2022-11-16 12:22:45,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7825796391178437) internal successors, (8002), 4488 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:45,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2022-11-16 12:22:45,210 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-16 12:22:45,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:22:45,211 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-16 12:22:45,211 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-16 12:22:45,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2022-11-16 12:22:45,225 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-16 12:22:45,225 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:45,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:45,226 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, 1] [2022-11-16 12:22:45,226 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:45,227 INFO L748 eck$LassoCheckResult]: Stem: 43728#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 43662#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 43663#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 43633#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 43634#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 43650#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 43667#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 43392#L2021-2 assume { :end_inline_setClientId } true; 43715#L2285 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; 43493#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43494#L1586-2 assume { :end_inline_setClientPrivateKey } true; 43635#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 43636#L2015-2 assume !(1 == setClientId_~handle#1); 43428#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 43429#L2021-5 assume { :end_inline_setClientId } true; 43434#L2306 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; 43664#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 43335#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43337#L1586-5 assume { :end_inline_setClientPrivateKey } true; 43610#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 43465#L2015-4 assume !(1 == setClientId_~handle#1); 43466#L2018-4 assume !(2 == setClientId_~handle#1); 43673#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 43674#L2021-8 assume { :end_inline_setClientId } true; 43437#L2327 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; 43438#L1580-4 assume !(1 == setClientPrivateKey_~handle#1); 43699#L1583-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43703#L1586-8 assume { :end_inline_setClientPrivateKey } true; 43688#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 43307#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 43308#L2230-1 assume !false; 43800#L2082 assume test_~splverifierCounter~0#1 < 4; 43798#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43796#L2089 assume !(0 == test_~op1~0#1); 43504#L2102 [2022-11-16 12:22:45,227 INFO L750 eck$LassoCheckResult]: Loop: 43504#L2102 assume !(0 == test_~op2~0#1); 43514#L2116 assume !(0 == test_~op3~0#1); 43606#L2130 assume !(0 == test_~op4~0#1); 43581#L2144 assume !(0 == test_~op5~0#1); 43358#L2158 assume !(0 == test_~op6~0#1); 43592#L2172 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 43593#L2177 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43598#L1580-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43238#L1586-14 assume { :end_inline_setClientPrivateKey } true; 43239#L2820 assume { :end_inline_generateKeyPair } true; 43602#L2528 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 43368#L2230-1 assume !false; 43689#L2082 assume test_~splverifierCounter~0#1 < 4; 43712#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43645#L2089 assume !(0 == test_~op1~0#1); 43504#L2102 [2022-11-16 12:22:45,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:45,228 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-11-16 12:22:45,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:45,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579987334] [2022-11-16 12:22:45,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:45,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:45,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:45,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579987334] [2022-11-16 12:22:45,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579987334] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:45,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:45,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:22:45,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208335949] [2022-11-16 12:22:45,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:45,374 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:45,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:45,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2022-11-16 12:22:45,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:45,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132489600] [2022-11-16 12:22:45,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:45,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:45,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:45,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:45,584 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:45,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:45,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:45,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:45,585 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:45,585 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,585 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:45,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:45,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration5_Loop [2022-11-16 12:22:45,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:45,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:45,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:45,831 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:45,832 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:45,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,833 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-16 12:22:45,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,837 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,857 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,857 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-16 12:22:45,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,860 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,863 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-16 12:22:45,885 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,886 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-16 12:22:45,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,889 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-16 12:22:45,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,912 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:45,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,924 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 12:22:45,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,944 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,944 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:45,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,948 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 12:22:45,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,967 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:45,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,971 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:45,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 12:22:45,973 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:45,973 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:45,994 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:45,994 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:45,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:45,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:45,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:45,999 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,007 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:46,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:46,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 12:22:46,026 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:46,026 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:46,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-16 12:22:46,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,030 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-16 12:22:46,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:46,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:46,049 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:46,050 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:46,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-16 12:22:46,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,054 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-16 12:22:46,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:46,057 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:46,075 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:46,075 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:46,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,079 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-16 12:22:46,083 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:46,083 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:46,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-16 12:22:46,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,097 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-16 12:22:46,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:46,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:46,124 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:46,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-16 12:22:46,127 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:46,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:46,128 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:46,128 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:46,128 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:46,128 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,128 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:46,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:46,128 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration5_Loop [2022-11-16 12:22:46,128 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:46,128 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:46,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,189 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:46,353 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:46,353 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:46,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,357 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,380 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,382 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-16 12:22:46,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,398 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:46,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:46,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-16 12:22:46,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,441 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-16 12:22:46,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,459 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,473 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-16 12:22:46,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,489 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,511 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-16 12:22:46,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,526 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-16 12:22:46,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,533 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-16 12:22:46,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,545 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,552 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-16 12:22:46,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,565 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,571 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-16 12:22:46,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:46,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:46,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,597 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-16 12:22:46,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,611 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:46,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,611 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:46,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:46,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-16 12:22:46,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,617 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-16 12:22:46,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:46,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:46,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:46,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:46,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:46,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:46,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:46,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:46,632 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:46,634 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:46,635 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:46,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:46,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:46,636 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:46,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-16 12:22:46,638 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:46,638 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:46,638 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:46,639 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 [] [2022-11-16 12:22:46,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:46,641 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:46,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:46,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:46,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:46,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:46,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:46,944 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:22:46,945 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:47,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:47,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 14919 states and 26669 transitions. Complement of second has 6 states. [2022-11-16 12:22:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2022-11-16 12:22:47,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2022-11-16 12:22:47,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:47,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2022-11-16 12:22:47,113 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:47,113 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2022-11-16 12:22:47,113 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:47,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2022-11-16 12:22:47,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-16 12:22:47,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2022-11-16 12:22:47,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-11-16 12:22:47,206 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-11-16 12:22:47,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2022-11-16 12:22:47,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:47,206 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-16 12:22:47,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2022-11-16 12:22:47,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2022-11-16 12:22:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.774560035642682) internal successors, (7966), 4488 states have internal predecessors, (7966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2022-11-16 12:22:47,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-16 12:22:47,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:47,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:22:47,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:22:47,300 INFO L87 Difference]: Start difference. First operand 4489 states and 7966 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:47,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:47,450 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2022-11-16 12:22:47,450 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2022-11-16 12:22:47,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-16 12:22:47,566 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2022-11-16 12:22:47,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-11-16 12:22:47,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-11-16 12:22:47,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2022-11-16 12:22:47,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:22:47,568 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2022-11-16 12:22:47,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2022-11-16 12:22:47,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2022-11-16 12:22:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7743372688794832) internal successors, (7965), 4488 states have internal predecessors, (7965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2022-11-16 12:22:47,694 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-16 12:22:47,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:22:47,695 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-16 12:22:47,695 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-16 12:22:47,696 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2022-11-16 12:22:47,710 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-16 12:22:47,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:22:47,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:22:47,713 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, 1, 1] [2022-11-16 12:22:47,714 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:47,715 INFO L748 eck$LassoCheckResult]: Stem: 76598#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~rjh~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_email_to1~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_email_to0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_email_from0~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_isEncrypted0~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~queued_client~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~sent_encrypted~0 := -1;~__ste_Client_counter~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~queued_message~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~bob~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_signKey0~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__ste_email_id0~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver0~0 := 0; 76527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 76528#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 76497#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 76498#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 76515#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 76532#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 76253#L2021-2 assume { :end_inline_setClientId } true; 76584#L2285 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; 76353#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76354#L1586-2 assume { :end_inline_setClientPrivateKey } true; 76499#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 76500#L2015-2 assume !(1 == setClientId_~handle#1); 76289#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 76290#L2021-5 assume { :end_inline_setClientId } true; 76295#L2306 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; 76529#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 76194#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 76196#L1586-5 assume { :end_inline_setClientPrivateKey } true; 76470#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 76326#L2015-4 assume !(1 == setClientId_~handle#1); 76327#L2018-4 assume !(2 == setClientId_~handle#1); 76540#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 76541#L2021-8 assume { :end_inline_setClientId } true; 76298#L2327 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; 76299#L1580-4 assume !(1 == setClientPrivateKey_~handle#1); 76569#L1583-4 assume !(2 == setClientPrivateKey_~handle#1); 76581#L1586-6 assume !(3 == setClientPrivateKey_~handle#1); 76573#L1586-8 assume { :end_inline_setClientPrivateKey } true; 76556#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 76166#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 76167#L2230-1 assume !false; 76673#L2082 assume test_~splverifierCounter~0#1 < 4; 76671#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76670#L2089 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet39#1;havoc test_#t~nondet39#1; 76362#L2093 [2022-11-16 12:22:47,715 INFO L750 eck$LassoCheckResult]: Loop: 76362#L2093 assume !(0 != test_~tmp___9~0#1); 76364#L2102 assume !(0 == test_~op2~0#1); 76374#L2116 assume !(0 == test_~op3~0#1); 76466#L2130 assume !(0 == test_~op4~0#1); 76441#L2144 assume !(0 == test_~op5~0#1); 76218#L2158 assume !(0 == test_~op6~0#1); 76452#L2172 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 76453#L2177 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 76458#L1580-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76097#L1586-14 assume { :end_inline_setClientPrivateKey } true; 76098#L2820 assume { :end_inline_generateKeyPair } true; 76462#L2528 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 76229#L2230-1 assume !false; 76557#L2082 assume test_~splverifierCounter~0#1 < 4; 76582#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76508#L2089 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet39#1;havoc test_#t~nondet39#1; 76362#L2093 [2022-11-16 12:22:47,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:47,716 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-11-16 12:22:47,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:47,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753214609] [2022-11-16 12:22:47,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:47,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:47,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753214609] [2022-11-16 12:22:47,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753214609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:22:47,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:22:47,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:22:47,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92594260] [2022-11-16 12:22:47,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:22:47,834 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:22:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2022-11-16 12:22:47,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:47,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830110534] [2022-11-16 12:22:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:47,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:47,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:22:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:22:47,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:22:48,072 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:48,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:48,072 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:48,073 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:48,073 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:22:48,073 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,073 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:48,073 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:48,073 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration6_Loop [2022-11-16 12:22:48,073 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:48,073 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:48,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,103 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,323 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:48,323 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:22:48,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,324 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-16 12:22:48,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,336 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,355 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,355 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,361 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-16 12:22:48,394 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,394 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-16 12:22:48,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,398 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-16 12:22:48,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,425 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,425 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,429 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-16 12:22:48,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,452 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,452 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet39#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet39#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,456 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-16 12:22:48,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,473 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,473 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,477 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-16 12:22:48,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,499 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,504 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-16 12:22:48,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,507 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:22:48,526 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:22:48,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-16 12:22:48,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,531 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-16 12:22:48,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:22:48,533 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,549 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-16 12:22:48,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:22:48,557 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:22:48,582 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:22:48,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:48,585 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:22:48,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:22:48,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:22:48,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:22:48,585 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:22:48,585 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,586 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:22:48,586 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:22:48,586 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration6_Loop [2022-11-16 12:22:48,586 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:22:48,586 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:22:48,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,624 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:22:48,850 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:22:48,851 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:22:48,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,852 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-16 12:22:48,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:48,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:48,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:48,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:48,866 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:48,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:48,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:48,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:48,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:48,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-16 12:22:48,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,880 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-16 12:22:48,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:48,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:48,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:48,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:48,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:48,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:48,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:48,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:48,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:48,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-16 12:22:48,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,906 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-16 12:22:48,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:48,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:48,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:48,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:48,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:48,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:48,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:48,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:48,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:48,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-16 12:22:48,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:48,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:48,962 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:48,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-16 12:22:48,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:49,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:49,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:49,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:49,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:49,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:49,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:49,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:49,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:49,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-16 12:22:49,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:49,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:49,023 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:49,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-16 12:22:49,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:49,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:49,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:49,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:49,037 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:49,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:49,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:49,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:49,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:49,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-16 12:22:49,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:49,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:49,046 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:49,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-16 12:22:49,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:49,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:49,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:49,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:49,060 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:22:49,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:49,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:22:49,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:49,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:22:49,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:49,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:49,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:49,067 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:49,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-16 12:22:49,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:22:49,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:22:49,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:22:49,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:22:49,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:22:49,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:22:49,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:22:49,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:22:49,085 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:22:49,087 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:22:49,087 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:22:49,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:22:49,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:49,089 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:22:49,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-16 12:22:49,091 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:22:49,092 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:22:49,092 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:22:49,092 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 [] [2022-11-16 12:22:49,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-16 12:22:49,095 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:22:49,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:49,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:22:49,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:49,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:22:49,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:49,447 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-16 12:22:49,447 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:49,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 9578 states and 17066 transitions. Complement of second has 6 states. [2022-11-16 12:22:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 12:22:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2022-11-16 12:22:49,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2022-11-16 12:22:49,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:49,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2022-11-16 12:22:49,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:49,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2022-11-16 12:22:49,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:22:49,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2022-11-16 12:22:49,567 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:22:49,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2022-11-16 12:22:49,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:22:49,568 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:22:49,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:22:49,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:22:49,568 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:22:49,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:22:49,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:49,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:22:49,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:22:49,569 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:49,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:49,569 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-16 12:22:49,570 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-16 12:22:49,570 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:22:49,570 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:22:49,570 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:22:49,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:22:49,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:22:49,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:22:49,571 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:22:49,571 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:22:49,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:22:49,572 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:22:49,572 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-16 12:22:49,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:22:49,572 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:22:49,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:22:49,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:22:49 BoogieIcfgContainer [2022-11-16 12:22:49,581 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:22:49,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:22:49,581 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:22:49,582 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:22:49,582 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:22:36" (3/4) ... [2022-11-16 12:22:49,587 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:22:49,587 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:22:49,588 INFO L158 Benchmark]: Toolchain (without parser) took 16725.81ms. Allocated memory was 113.2MB in the beginning and 314.6MB in the end (delta: 201.3MB). Free memory was 70.4MB in the beginning and 146.5MB in the end (delta: -76.2MB). Peak memory consumption was 123.8MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,588 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:22:49,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.13ms. Allocated memory is still 113.2MB. Free memory was 70.3MB in the beginning and 61.5MB in the end (delta: 8.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.76ms. Allocated memory is still 113.2MB. Free memory was 61.5MB in the beginning and 51.5MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,590 INFO L158 Benchmark]: Boogie Preprocessor took 146.00ms. Allocated memory is still 113.2MB. Free memory was 51.5MB in the beginning and 43.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,590 INFO L158 Benchmark]: RCFGBuilder took 2020.07ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 43.8MB in the beginning and 79.5MB in the end (delta: -35.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,591 INFO L158 Benchmark]: BuchiAutomizer took 13479.50ms. Allocated memory was 146.8MB in the beginning and 314.6MB in the end (delta: 167.8MB). Free memory was 79.5MB in the beginning and 147.6MB in the end (delta: -68.1MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2022-11-16 12:22:49,591 INFO L158 Benchmark]: Witness Printer took 6.00ms. Allocated memory is still 314.6MB. Free memory was 147.6MB in the beginning and 146.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:22:49,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.13ms. Allocated memory is still 113.2MB. Free memory was 70.3MB in the beginning and 61.5MB in the end (delta: 8.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.76ms. Allocated memory is still 113.2MB. Free memory was 61.5MB in the beginning and 51.5MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.00ms. Allocated memory is still 113.2MB. Free memory was 51.5MB in the beginning and 43.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2020.07ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 43.8MB in the beginning and 79.5MB in the end (delta: -35.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 13479.50ms. Allocated memory was 146.8MB in the beginning and 314.6MB in the end (delta: 167.8MB). Free memory was 79.5MB in the beginning and 147.6MB in the end (delta: -68.1MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * Witness Printer took 6.00ms. Allocated memory is still 314.6MB. Free memory was 147.6MB in the beginning and 146.5MB in the end (delta: 1.0MB). 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 12 terminating modules (6 trivial, 6 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 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.3s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 8.2s. Construction of modules took 0.2s. Büchi inclusion checks took 3.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.6s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11361 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11355 mSDsluCounter, 18842 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10243 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 8599 mSDtfsCounter, 279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital60 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf118 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 122ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 29 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:22:49,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:49,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_546aefca-fedd-421d-a8ec-2b266a8c8ec5/bin/uautomizer-tPACEb0tL8/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