./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0 --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 66ba4360d8cd17925c78e04f17940e3bee0e828bd2ae8cc06c9e6a2549687bf9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:03:25,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:03:25,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:03:26,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:03:26,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:03:26,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:03:26,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:03:26,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:03:26,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:03:26,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:03:26,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:03:26,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:03:26,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:03:26,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:03:26,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:03:26,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:03:26,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:03:26,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:03:26,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:03:26,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:03:26,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:03:26,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:03:26,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:03:26,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:03:26,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:03:26,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:03:26,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:03:26,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:03:26,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:03:26,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:03:26,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:03:26,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:03:26,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:03:26,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:03:26,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:03:26,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:03:26,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:03:26,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:03:26,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:03:26,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:03:26,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:03:26,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 16:03:26,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:03:26,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:03:26,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:03:26,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:03:26,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:03:26,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:03:26,178 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:03:26,178 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 16:03:26,178 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 16:03:26,178 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 16:03:26,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 16:03:26,179 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 16:03:26,179 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 16:03:26,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:03:26,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:03:26,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 16:03:26,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:03:26,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:03:26,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:03:26,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 16:03:26,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 16:03:26,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 16:03:26,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:03:26,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:03:26,182 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 16:03:26,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:03:26,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 16:03:26,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:03:26,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:03:26,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:03:26,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:03:26,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:03:26,185 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 16:03:26,185 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_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66ba4360d8cd17925c78e04f17940e3bee0e828bd2ae8cc06c9e6a2549687bf9 [2021-11-22 16:03:26,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:03:26,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:03:26,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:03:26,496 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:03:26,497 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:03:26,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2021-11-22 16:03:26,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/data/4bb0f2e3f/c19f69616563467abbb1124e8b3c524a/FLAG53c078f4d [2021-11-22 16:03:27,254 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:03:27,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2021-11-22 16:03:27,287 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/data/4bb0f2e3f/c19f69616563467abbb1124e8b3c524a/FLAG53c078f4d [2021-11-22 16:03:27,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/data/4bb0f2e3f/c19f69616563467abbb1124e8b3c524a [2021-11-22 16:03:27,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:03:27,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:03:27,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:03:27,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:03:27,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:03:27,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:03:27" (1/1) ... [2021-11-22 16:03:27,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca147a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:27, skipping insertion in model container [2021-11-22 16:03:27,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:03:27" (1/1) ... [2021-11-22 16:03:27,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:03:27,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:03:28,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c[40704,40717] [2021-11-22 16:03:28,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:03:28,370 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:03:28,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c[40704,40717] [2021-11-22 16:03:28,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:03:28,563 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:03:28,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28 WrapperNode [2021-11-22 16:03:28,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:03:28,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:03:28,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:03:28,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:03:28,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,801 INFO L137 Inliner]: procedures = 137, calls = 248, calls flagged for inlining = 153, calls inlined = 468, statements flattened = 7240 [2021-11-22 16:03:28,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:03:28,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:03:28,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:03:28,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:03:28,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:28,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:29,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:29,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:29,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:03:29,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:03:29,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:03:29,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:03:29,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (1/1) ... [2021-11-22 16:03:29,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:29,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:29,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:29,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 16:03:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-22 16:03:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:03:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:03:29,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:03:29,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:03:29,523 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:03:29,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:03:32,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:03:32,356 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:03:32,357 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 16:03:32,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:03:32 BoogieIcfgContainer [2021-11-22 16:03:32,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:03:32,363 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 16:03:32,363 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 16:03:32,367 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 16:03:32,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:03:32,368 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 04:03:27" (1/3) ... [2021-11-22 16:03:32,369 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18d98b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:03:32, skipping insertion in model container [2021-11-22 16:03:32,369 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:03:32,370 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:03:28" (2/3) ... [2021-11-22 16:03:32,370 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18d98b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:03:32, skipping insertion in model container [2021-11-22 16:03:32,370 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:03:32,370 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:03:32" (3/3) ... [2021-11-22 16:03:32,372 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec27_product35.cil.c [2021-11-22 16:03:32,422 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 16:03:32,422 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 16:03:32,422 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 16:03:32,422 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 16:03:32,423 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 16:03:32,423 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 16:03:32,423 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 16:03:32,423 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 16:03:32,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1505 states, 1504 states have (on average 1.6702127659574468) internal successors, (2512), 1504 states have internal predecessors, (2512), 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) [2021-11-22 16:03:32,580 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-11-22 16:03:32,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:03:32,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:03:32,592 INFO L842 BuchiCegarLoop]: 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] [2021-11-22 16:03:32,592 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:03:32,592 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 16:03:32,597 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1505 states, 1504 states have (on average 1.6702127659574468) internal successors, (2512), 1504 states have internal predecessors, (2512), 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) [2021-11-22 16:03:32,618 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-11-22 16:03:32,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:03:32,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:03:32,622 INFO L842 BuchiCegarLoop]: 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] [2021-11-22 16:03:32,622 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:03:32,629 INFO L791 eck$LassoCheckResult]: Stem: 723#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(4, 13);call write~init~int(37, 13, 0, 1);call write~init~int(115, 13, 1, 1);call write~init~int(10, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(21, 16);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(25, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(34, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(20, 30);call #Ultimate.allocInit(22, 31);call #Ultimate.allocInit(21, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(44, 34);call #Ultimate.allocInit(44, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(9, 37);call #Ultimate.allocInit(11, 38);call #Ultimate.allocInit(19, 39);call #Ultimate.allocInit(4, 40);call write~init~int(37, 40, 0, 1);call write~init~int(100, 40, 1, 1);call write~init~int(10, 40, 2, 1);call write~init~int(0, 40, 3, 1);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(100, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 1360#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 1262#L1706true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1058#L1699true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~26#1;havoc valid_product_~retValue_acc~26#1;valid_product_~retValue_acc~26#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~26#1; 937#L1714true main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 1378#L2745true assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 1349#L1289true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 541#L1295-2true assume { :end_inline_setClientId } true; 308#L2622true 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; 730#L854true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 307#L860-2true assume { :end_inline_setClientPrivateKey } true; 1255#L2633true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 36, 0;havoc setup_#t~nondet91#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; 1047#L1289-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 951#L1295-5true assume { :end_inline_setClientId } true; 991#L2643true 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#L854-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1071#L860-5true assume { :end_inline_setClientPrivateKey } true; 575#L2654true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 37, 0;havoc setup_#t~nondet92#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; 1119#L1289-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 1128#L1295-8true assume { :end_inline_setClientId } true; 1033#L2664true 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; 1436#L854-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1381#L860-8true assume { :end_inline_setClientPrivateKey } true; 43#L2675true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 38, 0;havoc setup_#t~nondet93#1; 667#L2732true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 1055#L3093-1true [2021-11-22 16:03:32,630 INFO L793 eck$LassoCheckResult]: Loop: 1055#L3093-1true assume !false; 314#L2942true assume test_~splverifierCounter~0#1 < 4; 1158#L2943true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 545#L2949true assume !(0 == test_~op1~0#1); 1250#L2962true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet107#1;havoc test_#t~nondet107#1; 646#L2967true 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; 180#L807true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 962#L813-2true assume { :end_inline_setClientAutoResponse } true; 1328#L2875true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 1055#L3093-1true [2021-11-22 16:03:32,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:32,636 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-11-22 16:03:32,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:32,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297270535] [2021-11-22 16:03:32,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:32,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:33,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:33,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:03:33,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297270535] [2021-11-22 16:03:33,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297270535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:03:33,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:03:33,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:03:33,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169018976] [2021-11-22 16:03:33,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:03:33,021 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-22 16:03:33,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:33,022 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-11-22 16:03:33,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:33,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120130047] [2021-11-22 16:03:33,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:33,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:33,069 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:03:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:33,108 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:03:33,265 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:33,265 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:33,266 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:33,266 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:33,266 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:03:33,266 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,266 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:33,266 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:33,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration1_Loop [2021-11-22 16:03:33,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:33,267 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:33,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,481 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:33,482 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:03:33,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:33,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:33,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:33,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:33,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-22 16:03:33,529 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:33,530 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 16:03:33,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:33,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:33,573 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:33,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:33,581 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:33,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-22 16:03:33,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:33,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:33,646 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:33,653 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:03:33,653 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:33,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 16:03:33,689 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:03:33,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:33,725 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:33,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:33,725 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:33,725 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:33,725 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:03:33,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,726 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:33,726 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:33,726 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration1_Loop [2021-11-22 16:03:33,726 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:33,726 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:33,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:33,900 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:33,905 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:03:33,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:33,910 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:33,917 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 [2021-11-22 16:03:33,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:33,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:33,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:33,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:03:33,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:33,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:03:33,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:33,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 16:03:33,945 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 16:03:33,957 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-22 16:03:33,957 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-22 16:03:33,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:33,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:33,961 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:34,001 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 16:03:34,002 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-22 16:03:34,002 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 16:03:34,003 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 [] [2021-11-22 16:03:34,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 16:03:34,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:34,045 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-22 16:03:34,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:34,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 16:03:34,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:34,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:03:34,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:34,466 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-22 16:03:34,472 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1505 states, 1504 states have (on average 1.6702127659574468) internal successors, (2512), 1504 states have internal predecessors, (2512), 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) [2021-11-22 16:03:34,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-22 16:03:35,047 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1505 states, 1504 states have (on average 1.6702127659574468) internal successors, (2512), 1504 states have internal predecessors, (2512), 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 7077 states and 11795 transitions. Complement of second has 7 states. [2021-11-22 16:03:35,048 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 [2021-11-22 16:03:35,053 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) [2021-11-22 16:03:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6915 transitions. [2021-11-22 16:03:35,066 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6915 transitions. Stem has 25 letters. Loop has 9 letters. [2021-11-22 16:03:35,067 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:35,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6915 transitions. Stem has 34 letters. Loop has 9 letters. [2021-11-22 16:03:35,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:35,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6915 transitions. Stem has 25 letters. Loop has 18 letters. [2021-11-22 16:03:35,069 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:35,070 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7077 states and 11795 transitions. [2021-11-22 16:03:35,144 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2021-11-22 16:03:35,160 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7077 states to 1107 states and 1983 transitions. [2021-11-22 16:03:35,162 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2021-11-22 16:03:35,164 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2021-11-22 16:03:35,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2021-11-22 16:03:35,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 16:03:35,177 INFO L681 BuchiCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2021-11-22 16:03:35,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2021-11-22 16:03:35,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2021-11-22 16:03:35,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 576 states have (on average 1.78125) internal successors, (1026), 575 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2021-11-22 16:03:35,255 INFO L704 BuchiCegarLoop]: Abstraction has 576 states and 1026 transitions. [2021-11-22 16:03:35,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:03:35,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:03:35,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:03:35,261 INFO L87 Difference]: Start difference. First operand 576 states and 1026 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:35,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:03:35,369 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2021-11-22 16:03:35,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:03:35,370 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2021-11-22 16:03:35,381 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2021-11-22 16:03:35,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2021-11-22 16:03:35,393 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2021-11-22 16:03:35,394 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2021-11-22 16:03:35,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2021-11-22 16:03:35,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 16:03:35,395 INFO L681 BuchiCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2021-11-22 16:03:35,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2021-11-22 16:03:35,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2021-11-22 16:03:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 575 states have (on average 1.777391304347826) internal successors, (1022), 574 states have internal predecessors, (1022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2021-11-22 16:03:35,412 INFO L704 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-11-22 16:03:35,413 INFO L587 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-11-22 16:03:35,413 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-22 16:03:35,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2021-11-22 16:03:35,417 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2021-11-22 16:03:35,417 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:03:35,417 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:03:35,419 INFO L842 BuchiCegarLoop]: 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] [2021-11-22 16:03:35,419 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:03:35,419 INFO L791 eck$LassoCheckResult]: Stem: 10990#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(4, 13);call write~init~int(37, 13, 0, 1);call write~init~int(115, 13, 1, 1);call write~init~int(10, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(21, 16);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(25, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(34, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(20, 30);call #Ultimate.allocInit(22, 31);call #Ultimate.allocInit(21, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(44, 34);call #Ultimate.allocInit(44, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(9, 37);call #Ultimate.allocInit(11, 38);call #Ultimate.allocInit(19, 39);call #Ultimate.allocInit(4, 40);call write~init~int(37, 40, 0, 1);call write~init~int(100, 40, 1, 1);call write~init~int(10, 40, 2, 1);call write~init~int(0, 40, 3, 1);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(100, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 10938#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 10818#L1706 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10819#L1699 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~26#1;havoc valid_product_~retValue_acc~26#1;valid_product_~retValue_acc~26#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~26#1; 10876#L1714 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 10877#L2745 assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 10930#L1289 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10571#L1295-2 assume { :end_inline_setClientId } true; 10845#L2622 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; 10984#L854 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10817#L860-2 assume { :end_inline_setClientPrivateKey } true; 10814#L2633 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 36, 0;havoc setup_#t~nondet91#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; 10815#L1289-2 assume !(1 == setClientId_~handle#1); 10422#L1292-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10423#L1295-5 assume { :end_inline_setClientId } true; 10905#L2643 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; 10743#L854-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10736#L860-5 assume { :end_inline_setClientPrivateKey } true; 10896#L2654 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 37, 0;havoc setup_#t~nondet92#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; 10462#L1289-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10464#L1295-8 assume { :end_inline_setClientId } true; 10491#L2664 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; 10969#L854-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10940#L860-8 assume { :end_inline_setClientPrivateKey } true; 10604#L2675 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 38, 0;havoc setup_#t~nondet93#1; 10605#L2732 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 10978#L3093-1 assume !false; 10985#L2942 [2021-11-22 16:03:35,419 INFO L793 eck$LassoCheckResult]: Loop: 10985#L2942 assume test_~splverifierCounter~0#1 < 4; 10612#L2943 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10613#L2949 assume !(0 == test_~op1~0#1); 10621#L2962 assume !(0 == test_~op2~0#1); 10810#L2976 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet108#1;havoc test_#t~nondet108#1; 10932#L2981 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; 10650#L854-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10651#L860-11 assume { :end_inline_setClientPrivateKey } true; 10616#L2845 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 10573#L3093-1 assume !false; 10985#L2942 [2021-11-22 16:03:35,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:35,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-11-22 16:03:35,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:35,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157131047] [2021-11-22 16:03:35,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:35,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:35,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:03:35,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157131047] [2021-11-22 16:03:35,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157131047] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:03:35,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:03:35,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 16:03:35,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311337168] [2021-11-22 16:03:35,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:03:35,516 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-22 16:03:35,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:35,516 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2021-11-22 16:03:35,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:35,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667647925] [2021-11-22 16:03:35,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:35,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:35,526 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:03:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:35,541 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:03:35,653 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:35,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:35,653 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:35,653 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:35,654 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:03:35,654 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:35,654 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:35,654 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:35,654 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration2_Loop [2021-11-22 16:03:35,655 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:35,655 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:35,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:35,814 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:35,814 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:03:35,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:35,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:35,817 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:35,825 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:35,826 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:35,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 16:03:35,843 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:35,843 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: [] [2021-11-22 16:03:35,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:35,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:35,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:35,881 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:35,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 16:03:35,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:35,886 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:35,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:35,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:35,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:35,945 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:35,951 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:03:35,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:35,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 16:03:35,985 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:03:36,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:36,032 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:36,032 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:36,033 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:36,033 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:36,033 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:03:36,033 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:36,033 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:36,033 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:36,033 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration2_Loop [2021-11-22 16:03:36,033 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:36,033 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:36,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:36,184 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:36,184 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:03:36,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:36,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:36,185 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:36,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 16:03:36,191 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 [2021-11-22 16:03:36,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:36,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:36,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:36,201 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 16:03:36,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:36,202 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:03:36,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:36,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:36,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:36,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:36,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:36,256 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:36,262 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 [2021-11-22 16:03:36,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:36,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:36,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:36,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:03:36,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:36,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:03:36,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:36,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 16:03:36,289 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 16:03:36,292 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-22 16:03:36,292 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-22 16:03:36,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:36,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:36,294 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:36,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 16:03:36,300 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 16:03:36,300 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-22 16:03:36,300 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 16:03:36,300 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 [] [2021-11-22 16:03:36,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:36,339 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-22 16:03:36,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:36,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 16:03:36,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:36,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:03:36,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:36,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:36,635 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-22 16:03:36,635 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:36,729 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2173 states and 3899 transitions. Complement of second has 6 states. [2021-11-22 16:03:36,730 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 [2021-11-22 16:03:36,732 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) [2021-11-22 16:03:36,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2021-11-22 16:03:36,734 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2021-11-22 16:03:36,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:36,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2021-11-22 16:03:36,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:36,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2021-11-22 16:03:36,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:36,744 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2021-11-22 16:03:36,762 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2021-11-22 16:03:36,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2021-11-22 16:03:36,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2021-11-22 16:03:36,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2021-11-22 16:03:36,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2021-11-22 16:03:36,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 16:03:36,788 INFO L681 BuchiCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2021-11-22 16:03:36,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2021-11-22 16:03:36,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2021-11-22 16:03:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.788808664259928) internal successors, (1982), 1107 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2021-11-22 16:03:36,827 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2021-11-22 16:03:36,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:03:36,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:03:36,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:03:36,830 INFO L87 Difference]: Start difference. First operand 1108 states and 1982 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:36,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:03:37,036 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2021-11-22 16:03:37,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 16:03:37,038 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2021-11-22 16:03:37,056 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2021-11-22 16:03:37,078 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2021-11-22 16:03:37,078 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2021-11-22 16:03:37,079 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2021-11-22 16:03:37,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2021-11-22 16:03:37,080 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 16:03:37,080 INFO L681 BuchiCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2021-11-22 16:03:37,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2021-11-22 16:03:37,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2021-11-22 16:03:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.7879061371841156) internal successors, (1981), 1107 states have internal predecessors, (1981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2021-11-22 16:03:37,111 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-11-22 16:03:37,111 INFO L587 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-11-22 16:03:37,112 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-22 16:03:37,112 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2021-11-22 16:03:37,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2021-11-22 16:03:37,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:03:37,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:03:37,120 INFO L842 BuchiCegarLoop]: 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] [2021-11-22 16:03:37,120 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:03:37,121 INFO L791 eck$LassoCheckResult]: Stem: 17156#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(13, 10);call #Ultimate.allocInit(16, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(4, 13);call write~init~int(37, 13, 0, 1);call write~init~int(115, 13, 1, 1);call write~init~int(10, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(21, 16);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(25, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(10, 26);call #Ultimate.allocInit(34, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(20, 30);call #Ultimate.allocInit(22, 31);call #Ultimate.allocInit(21, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(44, 34);call #Ultimate.allocInit(44, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(9, 37);call #Ultimate.allocInit(11, 38);call #Ultimate.allocInit(19, 39);call #Ultimate.allocInit(4, 40);call write~init~int(37, 40, 0, 1);call write~init~int(100, 40, 1, 1);call write~init~int(10, 40, 2, 1);call write~init~int(0, 40, 3, 1);call #Ultimate.allocInit(4, 41);call write~init~int(37, 41, 0, 1);call write~init~int(100, 41, 1, 1);call write~init~int(10, 41, 2, 1);call write~init~int(0, 41, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 17101#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~24#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 16976#L1706 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 16977#L1699 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~26#1;havoc valid_product_~retValue_acc~26#1;valid_product_~retValue_acc~26#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~26#1; 17033#L1714 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 17034#L2745 assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 17090#L1289 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 16729#L1295-2 assume { :end_inline_setClientId } true; 17003#L2622 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; 17148#L854 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 16975#L860-2 assume { :end_inline_setClientPrivateKey } true; 16972#L2633 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 36, 0;havoc setup_#t~nondet91#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; 16973#L1289-2 assume !(1 == setClientId_~handle#1); 16580#L1292-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 16581#L1295-5 assume { :end_inline_setClientId } true; 17063#L2643 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; 16899#L854-2 assume !(1 == setClientPrivateKey_~handle#1); 16890#L857-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 16892#L860-5 assume { :end_inline_setClientPrivateKey } true; 17053#L2654 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 37, 0;havoc setup_#t~nondet92#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; 16620#L1289-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 16622#L1295-8 assume { :end_inline_setClientId } true; 16649#L2664 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; 17133#L854-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 17103#L860-8 assume { :end_inline_setClientPrivateKey } true; 16762#L2675 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 38, 0;havoc setup_#t~nondet93#1; 16763#L2732 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~26#1, test_~tmp___0~10#1, test_~tmp___1~6#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~26#1;havoc test_~tmp___0~10#1;havoc test_~tmp___1~6#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 17142#L3093-1 assume !false; 17181#L2942 assume test_~splverifierCounter~0#1 < 4; 16770#L2943 [2021-11-22 16:03:37,121 INFO L793 eck$LassoCheckResult]: Loop: 16770#L2943 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 16771#L2949 assume !(0 == test_~op1~0#1); 16779#L2962 assume !(0 == test_~op2~0#1); 16968#L2976 assume !(0 == test_~op3~0#1); 16846#L2990 assume !(0 == test_~op4~0#1); 16604#L3004 assume !(0 == test_~op5~0#1); 17041#L3018 assume 0 == test_~op6~0#1;test_~tmp___4~1#1 := test_#t~nondet111#1;havoc test_#t~nondet111#1; 17056#L3023 assume 0 != test_~tmp___4~1#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 16586#L1242 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 16587#L1248-2 assume { :end_inline_setClientForwardReceiver } true; 16608#L2898 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 16731#L3093-1 assume !false; 17149#L2942 assume test_~splverifierCounter~0#1 < 4; 16770#L2943 [2021-11-22 16:03:37,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:37,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-11-22 16:03:37,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:37,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687310550] [2021-11-22 16:03:37,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:37,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:37,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:03:37,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687310550] [2021-11-22 16:03:37,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687310550] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:03:37,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:03:37,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:03:37,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260175402] [2021-11-22 16:03:37,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:03:37,180 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-22 16:03:37,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:37,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2021-11-22 16:03:37,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:03:37,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869707551] [2021-11-22 16:03:37,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:03:37,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:03:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:37,187 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:03:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:03:37,200 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:03:37,312 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:37,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:37,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:37,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:37,312 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:03:37,312 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,312 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:37,312 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:37,313 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration3_Loop [2021-11-22 16:03:37,313 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:37,313 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:37,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,484 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:37,484 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:03:37,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,488 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,505 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,505 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 16:03:37,537 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:37,538 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: [] [2021-11-22 16:03:37,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,570 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 16:03:37,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:37,597 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: [] [2021-11-22 16:03:37,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,634 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,639 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 16:03:37,661 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:37,661 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: [] [2021-11-22 16:03:37,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,699 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,705 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 16:03:37,734 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:37,734 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: [] [2021-11-22 16:03:37,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,762 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 16:03:37,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,769 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,797 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:03:37,797 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 16:03:37,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,821 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 16:03:37,825 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:03:37,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:37,859 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:37,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 16:03:37,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:03:37,861 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:03:37,972 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:03:37,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:37,977 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:03:37,977 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:03:37,977 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:03:37,977 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:03:37,977 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:03:37,977 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:37,977 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:03:37,977 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:03:37,978 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product35.cil.c_Iteration3_Loop [2021-11-22 16:03:37,978 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:03:37,978 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:03:37,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:37,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:03:38,149 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:03:38,149 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:03:38,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,151 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 16:03:38,164 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 [2021-11-22 16:03:38,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,174 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 16:03:38,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:03:38,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:38,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:38,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,229 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,235 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 [2021-11-22 16:03:38,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,245 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 16:03:38,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:03:38,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 16:03:38,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:38,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:38,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,303 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,305 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 [2021-11-22 16:03:38,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,315 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 16:03:38,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,316 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:03:38,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 16:03:38,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:38,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:38,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,370 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,371 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 [2021-11-22 16:03:38,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:03:38,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:03:38,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 16:03:38,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:38,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:38,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,431 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,435 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 [2021-11-22 16:03:38,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:03:38,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:03:38,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 16:03:38,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:03:38,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:38,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,517 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,520 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 [2021-11-22 16:03:38,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:03:38,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:03:38,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:03:38,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:03:38,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:03:38,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:03:38,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:03:38,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 16:03:38,541 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 16:03:38,551 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-22 16:03:38,551 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-22 16:03:38,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:03:38,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:03:38,553 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:03:38,554 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 16:03:38,554 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-22 16:03:38,555 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 16:03:38,555 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 5 Supporting invariants [] [2021-11-22 16:03:38,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 16:03:38,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-22 16:03:38,587 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-22 16:03:38,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:03:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:38,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 16:03:38,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:03:38,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:03:38,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:03:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:03:38,895 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-22 16:03:38,895 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877 Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:38,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2443 states and 4388 transitions. Complement of second has 4 states. [2021-11-22 16:03:38,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-22 16:03:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2021-11-22 16:03:38,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2021-11-22 16:03:38,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:38,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2021-11-22 16:03:38,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:38,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2021-11-22 16:03:38,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:03:38,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2021-11-22 16:03:39,010 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 16:03:39,010 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2021-11-22 16:03:39,010 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-22 16:03:39,010 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-22 16:03:39,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-22 16:03:39,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:03:39,011 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:03:39,011 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:03:39,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:03:39,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:03:39,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:03:39,012 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:03:39,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:03:39,012 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-22 16:03:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:03:39,013 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-22 16:03:39,013 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 16:03:39,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 16:03:39,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-22 16:03:39,013 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-22 16:03:39,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-22 16:03:39,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:03:39,014 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:03:39,014 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:03:39,014 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:03:39,014 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-22 16:03:39,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-22 16:03:39,014 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 16:03:39,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-22 16:03:39,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 04:03:39 BoogieIcfgContainer [2021-11-22 16:03:39,022 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 16:03:39,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:03:39,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:03:39,022 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:03:39,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:03:32" (3/4) ... [2021-11-22 16:03:39,026 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 16:03:39,026 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:03:39,027 INFO L158 Benchmark]: Toolchain (without parser) took 11592.46ms. Allocated memory was 138.4MB in the beginning and 289.4MB in the end (delta: 151.0MB). Free memory was 101.7MB in the beginning and 198.3MB in the end (delta: -96.6MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,028 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:03:39,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1126.69ms. Allocated memory is still 138.4MB. Free memory was 101.7MB in the beginning and 84.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.19ms. Allocated memory is still 138.4MB. Free memory was 84.9MB in the beginning and 61.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 16:03:39,034 INFO L158 Benchmark]: Boogie Preprocessor took 263.94ms. Allocated memory is still 138.4MB. Free memory was 61.1MB in the beginning and 96.2MB in the end (delta: -35.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,034 INFO L158 Benchmark]: RCFGBuilder took 3293.92ms. Allocated memory was 138.4MB in the beginning and 209.7MB in the end (delta: 71.3MB). Free memory was 96.2MB in the beginning and 127.8MB in the end (delta: -31.6MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,035 INFO L158 Benchmark]: BuchiAutomizer took 6658.98ms. Allocated memory was 209.7MB in the beginning and 289.4MB in the end (delta: 79.7MB). Free memory was 127.8MB in the beginning and 198.3MB in the end (delta: -70.5MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-22 16:03:39,035 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 289.4MB. Free memory is still 198.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:03:39,038 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 96.5MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1126.69ms. Allocated memory is still 138.4MB. Free memory was 101.7MB in the beginning and 84.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.19ms. Allocated memory is still 138.4MB. Free memory was 84.9MB in the beginning and 61.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 263.94ms. Allocated memory is still 138.4MB. Free memory was 61.1MB in the beginning and 96.2MB in the end (delta: -35.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3293.92ms. Allocated memory was 138.4MB in the beginning and 209.7MB in the end (delta: 71.3MB). Free memory was 96.2MB in the beginning and 127.8MB in the end (delta: -31.6MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 6658.98ms. Allocated memory was 209.7MB in the beginning and 289.4MB in the end (delta: 79.7MB). Free memory was 127.8MB in the beginning and 198.3MB in the end (delta: -70.5MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 289.4MB. Free memory is still 198.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. Construction of modules took 0.1s. Büchi inclusion checks took 1.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 3191 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had 1108 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8540 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8537 mSDsluCounter, 19719 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11206 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 8513 mSDtfsCounter, 119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf119 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-22 16:03:39,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b29cfe0d-ffbf-484c-acb2-b2b0fd04f802/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE