./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 70e213904f46d9e57b153e0058e447b0a5def856d61642628bc56ad0035cdccb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:20:38,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:20:38,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:20:38,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:20:38,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:20:38,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:20:38,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:20:38,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:20:38,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:20:38,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:20:38,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:20:38,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:20:38,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:20:38,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:20:38,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:20:38,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:20:38,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:20:38,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:20:38,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:20:38,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:20:38,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:20:38,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:20:38,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:20:38,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:20:38,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:20:38,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:20:38,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:20:38,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:20:38,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:20:38,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:20:38,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:20:38,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:20:38,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:20:38,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:20:38,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:20:38,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:20:38,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:20:38,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:20:38,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:20:38,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:20:38,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:20:38,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:20:38,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:20:38,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:20:38,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:20:38,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:20:38,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:20:38,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:20:38,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:20:38,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:20:38,259 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:20:38,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:20:38,261 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:20:38,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:20:38,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:20:38,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:20:38,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:20:38,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:20:38,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:20:38,264 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:20:38,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:20:38,265 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:20:38,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:20:38,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:20:38,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:20:38,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:20:38,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:20:38,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:20:38,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:20:38,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:20:38,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:20:38,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:20:38,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:20:38,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:20:38,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:20:38,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:20:38,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70e213904f46d9e57b153e0058e447b0a5def856d61642628bc56ad0035cdccb [2021-11-13 18:20:38,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:20:38,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:20:38,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:20:38,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:20:38,584 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:20:38,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/email_spec11_product37.cil.c [2021-11-13 18:20:38,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/data/f9a29bede/0acb7b037c054e6fb0391629af6a54c6/FLAG8d3efa8dc [2021-11-13 18:20:39,345 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:20:39,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/sv-benchmarks/c/product-lines/email_spec11_product37.cil.c [2021-11-13 18:20:39,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/data/f9a29bede/0acb7b037c054e6fb0391629af6a54c6/FLAG8d3efa8dc [2021-11-13 18:20:39,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/data/f9a29bede/0acb7b037c054e6fb0391629af6a54c6 [2021-11-13 18:20:39,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:20:39,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:20:39,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:20:39,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:20:39,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:20:39,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:20:39" (1/1) ... [2021-11-13 18:20:39,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e953cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:39, skipping insertion in model container [2021-11-13 18:20:39,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:20:39" (1/1) ... [2021-11-13 18:20:39,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:20:39,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:20:40,177 WARN L228 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_222e1907-e1f8-47b8-9acf-265c8b03e4a8/sv-benchmarks/c/product-lines/email_spec11_product37.cil.c[43755,43768] [2021-11-13 18:20:40,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:20:40,293 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:20:40,372 WARN L228 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_222e1907-e1f8-47b8-9acf-265c8b03e4a8/sv-benchmarks/c/product-lines/email_spec11_product37.cil.c[43755,43768] [2021-11-13 18:20:40,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:20:40,457 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:20:40,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40 WrapperNode [2021-11-13 18:20:40,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:20:40,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:20:40,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:20:40,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:20:40,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:20:40,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:20:40,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:20:40,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:20:40,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:20:40,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:20:40,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:20:40,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:20:40,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (1/1) ... [2021-11-13 18:20:40,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:20:40,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:40,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:20:40,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:20:40,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-13 18:20:40,924 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-13 18:20:40,924 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-13 18:20:40,924 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-13 18:20:40,925 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-13 18:20:40,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-13 18:20:40,925 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-13 18:20:40,925 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-13 18:20:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-13 18:20:40,926 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-13 18:20:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-13 18:20:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-13 18:20:40,926 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-13 18:20:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-13 18:20:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-13 18:20:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-13 18:20:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-13 18:20:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:20:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-13 18:20:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-13 18:20:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-13 18:20:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-13 18:20:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-13 18:20:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-13 18:20:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-13 18:20:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-13 18:20:40,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-13 18:20:40,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-13 18:20:40,930 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-13 18:20:40,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-13 18:20:40,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:20:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-13 18:20:40,931 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-13 18:20:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:20:40,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:20:42,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:20:42,495 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:20:42,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:20:42 BoogieIcfgContainer [2021-11-13 18:20:42,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:20:42,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:20:42,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:20:42,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:20:42,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:20:39" (1/3) ... [2021-11-13 18:20:42,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c1b69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:20:42, skipping insertion in model container [2021-11-13 18:20:42,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:40" (2/3) ... [2021-11-13 18:20:42,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c1b69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:20:42, skipping insertion in model container [2021-11-13 18:20:42,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:20:42" (3/3) ... [2021-11-13 18:20:42,514 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product37.cil.c [2021-11-13 18:20:42,519 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:20:42,519 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:20:42,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:20:42,585 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:20:42,585 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:20:42,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 201 states have (on average 1.5223880597014925) internal successors, (306), 203 states have internal predecessors, (306), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2021-11-13 18:20:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 18:20:42,632 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:42,633 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-11-13 18:20:42,633 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:42,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:42,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1778421815, now seen corresponding path program 1 times [2021-11-13 18:20:42,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:42,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210066747] [2021-11-13 18:20:42,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:42,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-13 18:20:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-13 18:20:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:20:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:20:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-13 18:20:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-13 18:20:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:20:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:20:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 18:20:43,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:43,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210066747] [2021-11-13 18:20:43,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210066747] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:43,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237599168] [2021-11-13 18:20:43,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:43,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:43,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:43,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:43,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:20:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:43,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:20:43,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 18:20:44,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:44,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237599168] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:44,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:44,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2021-11-13 18:20:44,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235990445] [2021-11-13 18:20:44,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:44,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:20:44,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:44,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:20:44,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:20:44,120 INFO L87 Difference]: Start difference. First operand has 258 states, 201 states have (on average 1.5223880597014925) internal successors, (306), 203 states have internal predecessors, (306), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:44,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:44,176 INFO L93 Difference]: Finished difference Result 357 states and 518 transitions. [2021-11-13 18:20:44,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:20:44,178 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 87 [2021-11-13 18:20:44,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:44,194 INFO L225 Difference]: With dead ends: 357 [2021-11-13 18:20:44,195 INFO L226 Difference]: Without dead ends: 251 [2021-11-13 18:20:44,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:20:44,206 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.28ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:44,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 4.28ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-13 18:20:44,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-11-13 18:20:44,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2021-11-13 18:20:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 195 states have (on average 1.5128205128205128) internal successors, (295), 196 states have internal predecessors, (295), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-11-13 18:20:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 374 transitions. [2021-11-13 18:20:44,290 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 374 transitions. Word has length 87 [2021-11-13 18:20:44,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:44,292 INFO L470 AbstractCegarLoop]: Abstraction has 251 states and 374 transitions. [2021-11-13 18:20:44,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 374 transitions. [2021-11-13 18:20:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 18:20:44,302 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:44,302 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-11-13 18:20:44,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:44,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-13 18:20:44,515 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:44,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:44,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1824099872, now seen corresponding path program 1 times [2021-11-13 18:20:44,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:44,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167847667] [2021-11-13 18:20:44,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:44,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-13 18:20:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-13 18:20:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:20:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-13 18:20:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-11-13 18:20:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:20:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-13 18:20:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-13 18:20:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 18:20:44,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:44,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167847667] [2021-11-13 18:20:44,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167847667] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:44,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101949602] [2021-11-13 18:20:44,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:44,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:44,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:44,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:44,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:20:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:45,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:20:45,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 18:20:45,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:45,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101949602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:45,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:45,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-13 18:20:45,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590278753] [2021-11-13 18:20:45,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:45,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:20:45,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:45,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:20:45,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:20:45,438 INFO L87 Difference]: Start difference. First operand 251 states and 374 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:45,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:45,538 INFO L93 Difference]: Finished difference Result 347 states and 499 transitions. [2021-11-13 18:20:45,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:20:45,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 88 [2021-11-13 18:20:45,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:45,545 INFO L225 Difference]: With dead ends: 347 [2021-11-13 18:20:45,545 INFO L226 Difference]: Without dead ends: 254 [2021-11-13 18:20:45,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:20:45,549 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 742 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.93ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.51ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:45,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 742 Invalid, 5 Unknown, 0 Unchecked, 7.93ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 19.51ms Time] [2021-11-13 18:20:45,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-11-13 18:20:45,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 253. [2021-11-13 18:20:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 197 states have (on average 1.5076142131979695) internal successors, (297), 198 states have internal predecessors, (297), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-11-13 18:20:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 376 transitions. [2021-11-13 18:20:45,591 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 376 transitions. Word has length 88 [2021-11-13 18:20:45,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:45,592 INFO L470 AbstractCegarLoop]: Abstraction has 253 states and 376 transitions. [2021-11-13 18:20:45,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:45,593 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 376 transitions. [2021-11-13 18:20:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 18:20:45,610 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:45,610 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:45,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:45,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:45,811 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:45,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:45,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2103248094, now seen corresponding path program 1 times [2021-11-13 18:20:45,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:45,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054539144] [2021-11-13 18:20:45,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:45,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:45,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:45,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:45,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-13 18:20:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-13 18:20:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:20:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-13 18:20:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:20:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-13 18:20:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-13 18:20:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-13 18:20:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 18:20:46,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:46,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054539144] [2021-11-13 18:20:46,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054539144] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:46,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284991419] [2021-11-13 18:20:46,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:46,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:46,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:46,092 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:46,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:20:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:46,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:20:46,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 18:20:46,703 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:46,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284991419] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:46,703 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:46,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-13 18:20:46,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614185769] [2021-11-13 18:20:46,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:46,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:20:46,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:46,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:20:46,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:20:46,706 INFO L87 Difference]: Start difference. First operand 253 states and 376 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:46,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:46,779 INFO L93 Difference]: Finished difference Result 541 states and 819 transitions. [2021-11-13 18:20:46,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:20:46,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 97 [2021-11-13 18:20:46,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:46,786 INFO L225 Difference]: With dead ends: 541 [2021-11-13 18:20:46,787 INFO L226 Difference]: Without dead ends: 315 [2021-11-13 18:20:46,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:20:46,794 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 115 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.54ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.44ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:46,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 722 Invalid, 4 Unknown, 0 Unchecked, 5.54ms Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 18.44ms Time] [2021-11-13 18:20:46,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2021-11-13 18:20:46,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 307. [2021-11-13 18:20:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 240 states have (on average 1.5291666666666666) internal successors, (367), 241 states have internal predecessors, (367), 51 states have call successors, (51), 15 states have call predecessors, (51), 15 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-11-13 18:20:46,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 468 transitions. [2021-11-13 18:20:46,847 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 468 transitions. Word has length 97 [2021-11-13 18:20:46,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:46,849 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 468 transitions. [2021-11-13 18:20:46,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:20:46,850 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 468 transitions. [2021-11-13 18:20:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 18:20:46,860 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:46,861 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:46,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:47,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:47,074 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:47,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:47,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1819301075, now seen corresponding path program 1 times [2021-11-13 18:20:47,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:47,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804613033] [2021-11-13 18:20:47,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:47,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-13 18:20:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-13 18:20:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:20:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:20:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-13 18:20:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-13 18:20:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:20:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:20:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 18:20:47,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:47,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804613033] [2021-11-13 18:20:47,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804613033] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:47,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508753734] [2021-11-13 18:20:47,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:47,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:47,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:47,256 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:47,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:20:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:47,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 1029 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:20:47,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 18:20:47,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:47,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508753734] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:47,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:47,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-11-13 18:20:47,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963348141] [2021-11-13 18:20:47,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:47,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:20:47,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:47,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:20:47,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:20:47,837 INFO L87 Difference]: Start difference. First operand 307 states and 468 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:47,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:47,938 INFO L93 Difference]: Finished difference Result 605 states and 926 transitions. [2021-11-13 18:20:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:20:47,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 98 [2021-11-13 18:20:47,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:47,944 INFO L225 Difference]: With dead ends: 605 [2021-11-13 18:20:47,944 INFO L226 Difference]: Without dead ends: 309 [2021-11-13 18:20:47,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-11-13 18:20:47,947 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 133 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.82ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.78ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:47,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 1308 Invalid, 34 Unknown, 0 Unchecked, 10.82ms Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 28.78ms Time] [2021-11-13 18:20:47,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-13 18:20:47,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2021-11-13 18:20:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 241 states have (on average 1.5269709543568464) internal successors, (368), 243 states have internal predecessors, (368), 51 states have call successors, (51), 15 states have call predecessors, (51), 16 states have return successors, (52), 50 states have call predecessors, (52), 50 states have call successors, (52) [2021-11-13 18:20:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 471 transitions. [2021-11-13 18:20:48,002 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 471 transitions. Word has length 98 [2021-11-13 18:20:48,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:48,003 INFO L470 AbstractCegarLoop]: Abstraction has 309 states and 471 transitions. [2021-11-13 18:20:48,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 471 transitions. [2021-11-13 18:20:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 18:20:48,006 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:48,006 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:48,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:48,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:48,234 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:48,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:48,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1833333552, now seen corresponding path program 1 times [2021-11-13 18:20:48,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:48,235 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571532110] [2021-11-13 18:20:48,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:48,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:20:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-13 18:20:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:20:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:20:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:20:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-13 18:20:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-13 18:20:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-13 18:20:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 18:20:48,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:48,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571532110] [2021-11-13 18:20:48,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571532110] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:48,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639754742] [2021-11-13 18:20:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:48,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:48,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:48,475 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:48,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:20:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:48,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:20:48,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:49,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 18:20:49,080 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:49,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639754742] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:49,080 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:49,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2021-11-13 18:20:49,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076464065] [2021-11-13 18:20:49,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:49,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:20:49,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:49,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:20:49,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2021-11-13 18:20:49,082 INFO L87 Difference]: Start difference. First operand 309 states and 471 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:49,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:49,203 INFO L93 Difference]: Finished difference Result 607 states and 931 transitions. [2021-11-13 18:20:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:20:49,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 99 [2021-11-13 18:20:49,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:49,210 INFO L225 Difference]: With dead ends: 607 [2021-11-13 18:20:49,210 INFO L226 Difference]: Without dead ends: 311 [2021-11-13 18:20:49,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:20:49,213 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 132 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1297 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.21ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 70.40ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:49,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 1297 Invalid, 45 Unknown, 0 Unchecked, 8.21ms Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 70.40ms Time] [2021-11-13 18:20:49,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-13 18:20:49,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 311. [2021-11-13 18:20:49,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 242 states have (on average 1.524793388429752) internal successors, (369), 245 states have internal predecessors, (369), 51 states have call successors, (51), 15 states have call predecessors, (51), 17 states have return successors, (57), 50 states have call predecessors, (57), 50 states have call successors, (57) [2021-11-13 18:20:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 477 transitions. [2021-11-13 18:20:49,249 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 477 transitions. Word has length 99 [2021-11-13 18:20:49,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:49,250 INFO L470 AbstractCegarLoop]: Abstraction has 311 states and 477 transitions. [2021-11-13 18:20:49,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:49,251 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 477 transitions. [2021-11-13 18:20:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 18:20:49,254 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:49,254 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:49,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:49,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:49,479 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:49,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:49,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1735515559, now seen corresponding path program 1 times [2021-11-13 18:20:49,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:49,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146171030] [2021-11-13 18:20:49,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:49,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:20:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:20:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:20:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-13 18:20:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-13 18:20:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-13 18:20:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-13 18:20:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-13 18:20:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 18:20:49,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:49,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146171030] [2021-11-13 18:20:49,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146171030] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:49,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657021069] [2021-11-13 18:20:49,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:49,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:49,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:49,730 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:49,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-13 18:20:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:20:50,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 18:20:50,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:50,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657021069] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:50,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:50,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2021-11-13 18:20:50,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021555249] [2021-11-13 18:20:50,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:50,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:20:50,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:50,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:20:50,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:20:50,321 INFO L87 Difference]: Start difference. First operand 311 states and 477 transitions. Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:50,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:50,451 INFO L93 Difference]: Finished difference Result 599 states and 922 transitions. [2021-11-13 18:20:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:20:50,453 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 100 [2021-11-13 18:20:50,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:50,459 INFO L225 Difference]: With dead ends: 599 [2021-11-13 18:20:50,459 INFO L226 Difference]: Without dead ends: 311 [2021-11-13 18:20:50,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2021-11-13 18:20:50,464 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 131 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.31ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.87ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:50,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 1311 Invalid, 35 Unknown, 0 Unchecked, 15.31ms Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 50.87ms Time] [2021-11-13 18:20:50,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-13 18:20:50,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 311. [2021-11-13 18:20:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 242 states have (on average 1.524793388429752) internal successors, (369), 245 states have internal predecessors, (369), 51 states have call successors, (51), 15 states have call predecessors, (51), 17 states have return successors, (56), 50 states have call predecessors, (56), 50 states have call successors, (56) [2021-11-13 18:20:50,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 476 transitions. [2021-11-13 18:20:50,511 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 476 transitions. Word has length 100 [2021-11-13 18:20:50,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:50,513 INFO L470 AbstractCegarLoop]: Abstraction has 311 states and 476 transitions. [2021-11-13 18:20:50,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-13 18:20:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 476 transitions. [2021-11-13 18:20:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 18:20:50,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:50,518 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:50,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:50,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:50,742 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:50,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:50,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2005228972, now seen corresponding path program 2 times [2021-11-13 18:20:50,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:50,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759439250] [2021-11-13 18:20:50,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:50,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:20:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:20:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-13 18:20:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-13 18:20:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-13 18:20:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:51,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-13 18:20:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:51,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-13 18:20:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:51,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-13 18:20:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 18:20:51,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:51,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759439250] [2021-11-13 18:20:51,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759439250] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:51,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:20:51,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-13 18:20:51,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092359501] [2021-11-13 18:20:51,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:51,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 18:20:51,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:51,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 18:20:51,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2021-11-13 18:20:51,036 INFO L87 Difference]: Start difference. First operand 311 states and 476 transitions. Second operand has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 5 states have call successors, (13), 6 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-13 18:20:54,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:54,278 INFO L93 Difference]: Finished difference Result 739 states and 1142 transitions. [2021-11-13 18:20:54,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:20:54,278 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 5 states have call successors, (13), 6 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 5 states have call successors, (11) Word has length 101 [2021-11-13 18:20:54,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:54,284 INFO L225 Difference]: With dead ends: 739 [2021-11-13 18:20:54,284 INFO L226 Difference]: Without dead ends: 439 [2021-11-13 18:20:54,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=144, Invalid=558, Unknown=0, NotChecked=0, Total=702 [2021-11-13 18:20:54,288 INFO L933 BasicCegarLoop]: 442 mSDtfsCounter, 1042 mSDsluCounter, 1599 mSDsCounter, 0 mSdLazyCounter, 2613 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2269.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 2041 SdHoareTripleChecker+Invalid, 3020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 40.54ms SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 2613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2710.25ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:54,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 2041 Invalid, 3020 Unknown, 0 Unchecked, 40.54ms Time], IncrementalHoareTripleChecker [407 Valid, 2613 Invalid, 0 Unknown, 0 Unchecked, 2710.25ms Time] [2021-11-13 18:20:54,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2021-11-13 18:20:54,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 316. [2021-11-13 18:20:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 246 states have (on average 1.516260162601626) internal successors, (373), 249 states have internal predecessors, (373), 51 states have call successors, (51), 16 states have call predecessors, (51), 18 states have return successors, (57), 50 states have call predecessors, (57), 50 states have call successors, (57) [2021-11-13 18:20:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 481 transitions. [2021-11-13 18:20:54,353 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 481 transitions. Word has length 101 [2021-11-13 18:20:54,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:54,353 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 481 transitions. [2021-11-13 18:20:54,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 5 states have call successors, (13), 6 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-13 18:20:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 481 transitions. [2021-11-13 18:20:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 18:20:54,356 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:20:54,356 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:54,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:20:54,357 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:20:54,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:54,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1955081179, now seen corresponding path program 3 times [2021-11-13 18:20:54,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:54,358 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412873500] [2021-11-13 18:20:54,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:54,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:20:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-13 18:20:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-13 18:20:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:20:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:20:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-13 18:20:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:20:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-13 18:20:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-13 18:20:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-13 18:20:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-13 18:20:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 18:20:54,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:54,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412873500] [2021-11-13 18:20:54,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412873500] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:54,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421563142] [2021-11-13 18:20:54,570 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:20:54,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:54,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:54,571 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:54,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-13 18:20:54,871 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:20:54,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:20:54,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:20:54,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-13 18:20:55,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:20:55,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421563142] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:20:55,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:20:55,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2021-11-13 18:20:55,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282540145] [2021-11-13 18:20:55,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:20:55,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:20:55,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:55,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:20:55,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:20:55,109 INFO L87 Difference]: Start difference. First operand 316 states and 481 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (13), 1 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-13 18:20:55,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:20:55,155 INFO L93 Difference]: Finished difference Result 340 states and 516 transitions. [2021-11-13 18:20:55,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:20:55,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (13), 1 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 102 [2021-11-13 18:20:55,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:20:55,157 INFO L225 Difference]: With dead ends: 340 [2021-11-13 18:20:55,157 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:20:55,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:20:55,160 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 28 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.56ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.08ms IncrementalHoareTripleChecker+Time [2021-11-13 18:20:55,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 1580 Invalid, 8 Unknown, 0 Unchecked, 3.56ms Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 6.08ms Time] [2021-11-13 18:20:55,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:20:55,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:20:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-11-13 18:20:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:20:55,162 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2021-11-13 18:20:55,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:20:55,162 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:20:55,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (13), 1 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-13 18:20:55,163 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:20:55,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:20:55,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:20:55,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:55,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-13 18:20:55,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:20:57,429 INFO L858 garLoopResultBuilder]: For program point L1662(lines 1662 1668) no Hoare annotation was computed. [2021-11-13 18:20:57,430 INFO L858 garLoopResultBuilder]: For program point L1654(lines 1654 1670) no Hoare annotation was computed. [2021-11-13 18:20:57,430 INFO L861 garLoopResultBuilder]: At program point L2612(line 2612) the Hoare annotation is: true [2021-11-13 18:20:57,430 INFO L854 garLoopResultBuilder]: At program point L2579(lines 2572 2581) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,430 INFO L858 garLoopResultBuilder]: For program point L2612-1(line 2612) no Hoare annotation was computed. [2021-11-13 18:20:57,430 INFO L854 garLoopResultBuilder]: At program point L2736(lines 2721 2740) the Hoare annotation is: (<= 1 |outgoing___utac_acc__DecryptAutoResponder_spec__1_~tmp~6#1|) [2021-11-13 18:20:57,430 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 1875) no Hoare annotation was computed. [2021-11-13 18:20:57,430 INFO L861 garLoopResultBuilder]: At program point L2770(line 2770) the Hoare annotation is: true [2021-11-13 18:20:57,431 INFO L861 garLoopResultBuilder]: At program point L2547(lines 2538 2549) the Hoare annotation is: true [2021-11-13 18:20:57,431 INFO L858 garLoopResultBuilder]: For program point L2770-1(line 2770) no Hoare annotation was computed. [2021-11-13 18:20:57,431 INFO L858 garLoopResultBuilder]: For program point L1705(lines 1705 1716) no Hoare annotation was computed. [2021-11-13 18:20:57,431 INFO L854 garLoopResultBuilder]: At program point L2556(line 2556) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,431 INFO L858 garLoopResultBuilder]: For program point L2556-1(line 2556) no Hoare annotation was computed. [2021-11-13 18:20:57,432 INFO L854 garLoopResultBuilder]: At program point L1714(lines 1697 1720) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,432 INFO L858 garLoopResultBuilder]: For program point L1227(lines 1227 1233) no Hoare annotation was computed. [2021-11-13 18:20:57,432 INFO L858 garLoopResultBuilder]: For program point L1219(lines 1219 1235) no Hoare annotation was computed. [2021-11-13 18:20:57,432 INFO L858 garLoopResultBuilder]: For program point L2590(lines 2590 2596) no Hoare annotation was computed. [2021-11-13 18:20:57,432 INFO L861 garLoopResultBuilder]: At program point L2590-2(lines 2582 2599) the Hoare annotation is: true [2021-11-13 18:20:57,432 INFO L861 garLoopResultBuilder]: At program point L2780(lines 2755 2782) the Hoare annotation is: true [2021-11-13 18:20:57,433 INFO L861 garLoopResultBuilder]: At program point L2748(line 2748) the Hoare annotation is: true [2021-11-13 18:20:57,433 INFO L858 garLoopResultBuilder]: For program point L1658(lines 1658 1669) no Hoare annotation was computed. [2021-11-13 18:20:57,433 INFO L861 garLoopResultBuilder]: At program point L2748-1(lines 2741 2752) the Hoare annotation is: true [2021-11-13 18:20:57,433 INFO L858 garLoopResultBuilder]: For program point L2773-1(line 2773) no Hoare annotation was computed. [2021-11-13 18:20:57,433 INFO L861 garLoopResultBuilder]: At program point L2773(line 2773) the Hoare annotation is: true [2021-11-13 18:20:57,433 INFO L858 garLoopResultBuilder]: For program point L1865(lines 1865 1876) no Hoare annotation was computed. [2021-11-13 18:20:57,434 INFO L861 garLoopResultBuilder]: At program point L1667(lines 1650 1673) the Hoare annotation is: true [2021-11-13 18:20:57,434 INFO L861 garLoopResultBuilder]: At program point L1874(lines 1861 1879) the Hoare annotation is: true [2021-11-13 18:20:57,434 INFO L858 garLoopResultBuilder]: For program point L1709(lines 1709 1715) no Hoare annotation was computed. [2021-11-13 18:20:57,434 INFO L858 garLoopResultBuilder]: For program point L2733-1(line 2733) no Hoare annotation was computed. [2021-11-13 18:20:57,434 INFO L854 garLoopResultBuilder]: At program point L2733(line 2733) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (<= 1 |outgoing___utac_acc__DecryptAutoResponder_spec__1_~tmp~6#1|)) [2021-11-13 18:20:57,435 INFO L854 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,435 INFO L858 garLoopResultBuilder]: For program point L1800-1(line 1800) no Hoare annotation was computed. [2021-11-13 18:20:57,435 INFO L858 garLoopResultBuilder]: For program point L1701(lines 1701 1717) no Hoare annotation was computed. [2021-11-13 18:20:57,435 INFO L858 garLoopResultBuilder]: For program point outgoingErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1817) no Hoare annotation was computed. [2021-11-13 18:20:57,435 INFO L858 garLoopResultBuilder]: For program point L1817(line 1817) no Hoare annotation was computed. [2021-11-13 18:20:57,436 INFO L854 garLoopResultBuilder]: At program point outgoingENTRY(lines 2550 2561) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,436 INFO L858 garLoopResultBuilder]: For program point L2610(lines 2610 2617) no Hoare annotation was computed. [2021-11-13 18:20:57,436 INFO L854 garLoopResultBuilder]: At program point L2544(line 2544) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,436 INFO L861 garLoopResultBuilder]: At program point L2610-2(lines 2600 2620) the Hoare annotation is: true [2021-11-13 18:20:57,436 INFO L858 garLoopResultBuilder]: For program point L2544-1(line 2544) no Hoare annotation was computed. [2021-11-13 18:20:57,436 INFO L854 garLoopResultBuilder]: At program point L2569(lines 2562 2571) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,437 INFO L858 garLoopResultBuilder]: For program point L1223(lines 1223 1234) no Hoare annotation was computed. [2021-11-13 18:20:57,437 INFO L858 garLoopResultBuilder]: For program point outgoingFINAL(lines 2550 2561) no Hoare annotation was computed. [2021-11-13 18:20:57,437 INFO L854 garLoopResultBuilder]: At program point L1818(lines 1813 1820) the Hoare annotation is: false [2021-11-13 18:20:57,437 INFO L861 garLoopResultBuilder]: At program point L2776(line 2776) the Hoare annotation is: true [2021-11-13 18:20:57,437 INFO L858 garLoopResultBuilder]: For program point outgoingEXIT(lines 2550 2561) no Hoare annotation was computed. [2021-11-13 18:20:57,438 INFO L858 garLoopResultBuilder]: For program point L2776-1(line 2776) no Hoare annotation was computed. [2021-11-13 18:20:57,438 INFO L854 garLoopResultBuilder]: At program point L1232(lines 1215 1238) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,438 INFO L854 garLoopResultBuilder]: At program point L2735-1(line 2735) the Hoare annotation is: (<= 1 |outgoing___utac_acc__DecryptAutoResponder_spec__1_~tmp~6#1|) [2021-11-13 18:20:57,438 INFO L854 garLoopResultBuilder]: At program point L2735(line 2735) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (<= 1 |outgoing___utac_acc__DecryptAutoResponder_spec__1_~tmp~6#1|)) [2021-11-13 18:20:57,438 INFO L858 garLoopResultBuilder]: For program point L1802(lines 1802 1808) no Hoare annotation was computed. [2021-11-13 18:20:57,439 INFO L854 garLoopResultBuilder]: At program point L1802-2(lines 1794 1811) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (<= 1 |outgoing___utac_acc__DecryptAutoResponder_spec__1_~tmp~6#1|)) [2021-11-13 18:20:57,439 INFO L854 garLoopResultBuilder]: At program point setClientPrivateKeyENTRY(lines 1286 1305) the Hoare annotation is: (and (= ~__ste_client_privateKey0~0 |old(~__ste_client_privateKey0~0)|) (= ~__ste_client_privateKey2~0 |old(~__ste_client_privateKey2~0)|) (= ~__ste_client_privateKey1~0 |old(~__ste_client_privateKey1~0)|)) [2021-11-13 18:20:57,439 INFO L858 garLoopResultBuilder]: For program point setClientPrivateKeyEXIT(lines 1286 1305) no Hoare annotation was computed. [2021-11-13 18:20:57,439 INFO L858 garLoopResultBuilder]: For program point L1296(lines 1296 1300) no Hoare annotation was computed. [2021-11-13 18:20:57,439 INFO L858 garLoopResultBuilder]: For program point L1296-2(lines 1286 1305) no Hoare annotation was computed. [2021-11-13 18:20:57,439 INFO L858 garLoopResultBuilder]: For program point L1293(lines 1293 1301) no Hoare annotation was computed. [2021-11-13 18:20:57,440 INFO L858 garLoopResultBuilder]: For program point L1290(lines 1290 1302) no Hoare annotation was computed. [2021-11-13 18:20:57,440 INFO L858 garLoopResultBuilder]: For program point chuckKeyAddEXIT(lines 2450 2461) no Hoare annotation was computed. [2021-11-13 18:20:57,440 INFO L861 garLoopResultBuilder]: At program point L2456(line 2456) the Hoare annotation is: true [2021-11-13 18:20:57,440 INFO L858 garLoopResultBuilder]: For program point L2455(line 2455) no Hoare annotation was computed. [2021-11-13 18:20:57,440 INFO L861 garLoopResultBuilder]: At program point L2456-1(line 2456) the Hoare annotation is: true [2021-11-13 18:20:57,440 INFO L861 garLoopResultBuilder]: At program point chuckKeyAddENTRY(lines 2450 2461) the Hoare annotation is: true [2021-11-13 18:20:57,441 INFO L858 garLoopResultBuilder]: For program point chuckKeyAddFINAL(lines 2450 2461) no Hoare annotation was computed. [2021-11-13 18:20:57,441 INFO L858 garLoopResultBuilder]: For program point L1961(lines 1961 1965) no Hoare annotation was computed. [2021-11-13 18:20:57,441 INFO L858 garLoopResultBuilder]: For program point L1961-2(lines 1954 1969) no Hoare annotation was computed. [2021-11-13 18:20:57,441 INFO L858 garLoopResultBuilder]: For program point L1958(lines 1958 1966) no Hoare annotation was computed. [2021-11-13 18:20:57,441 INFO L858 garLoopResultBuilder]: For program point setEmailToEXIT(lines 1954 1969) no Hoare annotation was computed. [2021-11-13 18:20:57,442 INFO L854 garLoopResultBuilder]: At program point setEmailToENTRY(lines 1954 1969) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,442 INFO L858 garLoopResultBuilder]: For program point getEmailToFINAL(lines 1935 1953) no Hoare annotation was computed. [2021-11-13 18:20:57,442 INFO L858 garLoopResultBuilder]: For program point getEmailToEXIT(lines 1935 1953) no Hoare annotation was computed. [2021-11-13 18:20:57,442 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 1949) no Hoare annotation was computed. [2021-11-13 18:20:57,442 INFO L861 garLoopResultBuilder]: At program point getEmailToENTRY(lines 1935 1953) the Hoare annotation is: true [2021-11-13 18:20:57,442 INFO L858 garLoopResultBuilder]: For program point L1939(lines 1939 1950) no Hoare annotation was computed. [2021-11-13 18:20:57,443 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1329) no Hoare annotation was computed. [2021-11-13 18:20:57,443 INFO L858 garLoopResultBuilder]: For program point L1340(lines 1340 1348) no Hoare annotation was computed. [2021-11-13 18:20:57,443 INFO L858 garLoopResultBuilder]: For program point createClientKeyringEntryFINAL(lines 1353 1377) no Hoare annotation was computed. [2021-11-13 18:20:57,443 INFO L861 garLoopResultBuilder]: At program point L1326(lines 1309 1332) the Hoare annotation is: true [2021-11-13 18:20:57,443 INFO L858 garLoopResultBuilder]: For program point L1343(lines 1343 1347) no Hoare annotation was computed. [2021-11-13 18:20:57,443 INFO L861 garLoopResultBuilder]: At program point L1343-2(lines 1333 1352) the Hoare annotation is: true [2021-11-13 18:20:57,444 INFO L858 garLoopResultBuilder]: For program point L1337(lines 1337 1349) no Hoare annotation was computed. [2021-11-13 18:20:57,444 INFO L858 garLoopResultBuilder]: For program point L1364(lines 1364 1374) no Hoare annotation was computed. [2021-11-13 18:20:57,444 INFO L858 garLoopResultBuilder]: For program point createClientKeyringEntryEXIT(lines 1353 1377) no Hoare annotation was computed. [2021-11-13 18:20:57,444 INFO L858 garLoopResultBuilder]: For program point L1321(lines 1321 1327) no Hoare annotation was computed. [2021-11-13 18:20:57,444 INFO L858 garLoopResultBuilder]: For program point L1317(lines 1317 1328) no Hoare annotation was computed. [2021-11-13 18:20:57,444 INFO L861 garLoopResultBuilder]: At program point createClientKeyringEntryENTRY(lines 1353 1377) the Hoare annotation is: true [2021-11-13 18:20:57,445 INFO L858 garLoopResultBuilder]: For program point generateKeyPairFINAL(lines 2711 2720) no Hoare annotation was computed. [2021-11-13 18:20:57,445 INFO L854 garLoopResultBuilder]: At program point L2716(line 2716) the Hoare annotation is: (and (= ~__ste_client_privateKey0~0 |old(~__ste_client_privateKey0~0)|) (= ~__ste_client_privateKey2~0 |old(~__ste_client_privateKey2~0)|) (= ~__ste_client_privateKey1~0 |old(~__ste_client_privateKey1~0)|)) [2021-11-13 18:20:57,445 INFO L854 garLoopResultBuilder]: At program point generateKeyPairENTRY(lines 2711 2720) the Hoare annotation is: (and (= ~__ste_client_privateKey0~0 |old(~__ste_client_privateKey0~0)|) (= ~__ste_client_privateKey2~0 |old(~__ste_client_privateKey2~0)|) (= ~__ste_client_privateKey1~0 |old(~__ste_client_privateKey1~0)|)) [2021-11-13 18:20:57,445 INFO L858 garLoopResultBuilder]: For program point generateKeyPairEXIT(lines 2711 2720) no Hoare annotation was computed. [2021-11-13 18:20:57,445 INFO L861 garLoopResultBuilder]: At program point setClientKeyringUserENTRY(lines 1441 1484) the Hoare annotation is: true [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point L1468(lines 1468 1476) no Hoare annotation was computed. [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point L1460(lines 1460 1464) no Hoare annotation was computed. [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point L1456(lines 1456 1480) no Hoare annotation was computed. [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point L1446(lines 1446 1454) no Hoare annotation was computed. [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point setClientKeyringUserEXIT(lines 1441 1484) no Hoare annotation was computed. [2021-11-13 18:20:57,446 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1475) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point L1467(lines 1467 1479) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point L1467-1(lines 1441 1484) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point L1457(lines 1457 1465) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1453) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point L1445(lines 1445 1481) no Hoare annotation was computed. [2021-11-13 18:20:57,447 INFO L858 garLoopResultBuilder]: For program point sendEmailEXIT(lines 2636 2648) no Hoare annotation was computed. [2021-11-13 18:20:57,448 INFO L854 garLoopResultBuilder]: At program point sendEmailENTRY(lines 2636 2648) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,448 INFO L861 garLoopResultBuilder]: At program point L2812(lines 2801 2815) the Hoare annotation is: true [2021-11-13 18:20:57,448 INFO L858 garLoopResultBuilder]: For program point sendEmailFINAL(lines 2636 2648) no Hoare annotation was computed. [2021-11-13 18:20:57,448 INFO L854 garLoopResultBuilder]: At program point L2808(line 2808) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|) (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,448 INFO L858 garLoopResultBuilder]: For program point L2809(line 2809) no Hoare annotation was computed. [2021-11-13 18:20:57,449 INFO L854 garLoopResultBuilder]: At program point L2808-1(line 2808) the Hoare annotation is: (and (= ~__ste_email_to0~0 |old(~__ste_email_to0~0)|) (= ~__ste_email_to1~0 |old(~__ste_email_to1~0)|)) [2021-11-13 18:20:57,449 INFO L861 garLoopResultBuilder]: At program point L2644(line 2644) the Hoare annotation is: true [2021-11-13 18:20:57,449 INFO L858 garLoopResultBuilder]: For program point L1921(lines 1921 1929) no Hoare annotation was computed. [2021-11-13 18:20:57,449 INFO L854 garLoopResultBuilder]: At program point setEmailFromENTRY(lines 1917 1932) the Hoare annotation is: (and (= |old(~__ste_email_from0~0)| ~__ste_email_from0~0) (= |old(~__ste_email_from1~0)| ~__ste_email_from1~0)) [2021-11-13 18:20:57,449 INFO L858 garLoopResultBuilder]: For program point setEmailFromEXIT(lines 1917 1932) no Hoare annotation was computed. [2021-11-13 18:20:57,449 INFO L858 garLoopResultBuilder]: For program point L1924(lines 1924 1928) no Hoare annotation was computed. [2021-11-13 18:20:57,450 INFO L858 garLoopResultBuilder]: For program point L1924-2(lines 1917 1932) no Hoare annotation was computed. [2021-11-13 18:20:57,450 INFO L858 garLoopResultBuilder]: For program point L1406(lines 1406 1417) no Hoare annotation was computed. [2021-11-13 18:20:57,450 INFO L854 garLoopResultBuilder]: At program point L2298(line 2298) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,450 INFO L861 garLoopResultBuilder]: At program point L2331-1(lines 2314 2336) the Hoare annotation is: true [2021-11-13 18:20:57,450 INFO L861 garLoopResultBuilder]: At program point L1786(lines 1781 1789) the Hoare annotation is: true [2021-11-13 18:20:57,451 INFO L854 garLoopResultBuilder]: At program point L2331(line 2331) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,451 INFO L854 garLoopResultBuilder]: At program point L2298-1(lines 2293 2302) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,451 INFO L858 garLoopResultBuilder]: For program point L184(lines 184 191) no Hoare annotation was computed. [2021-11-13 18:20:57,451 INFO L854 garLoopResultBuilder]: At program point L151(lines 138 284) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,451 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 122) no Hoare annotation was computed. [2021-11-13 18:20:57,452 INFO L858 garLoopResultBuilder]: For program point L2381(lines 2381 2388) no Hoare annotation was computed. [2021-11-13 18:20:57,452 INFO L854 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,452 INFO L858 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2021-11-13 18:20:57,452 INFO L858 garLoopResultBuilder]: For program point L2381-2(lines 2381 2388) no Hoare annotation was computed. [2021-11-13 18:20:57,452 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:20:57,452 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 258) no Hoare annotation was computed. [2021-11-13 18:20:57,453 INFO L858 garLoopResultBuilder]: For program point L1424(lines 1424 1430) no Hoare annotation was computed. [2021-11-13 18:20:57,453 INFO L858 garLoopResultBuilder]: For program point L1391(lines 1391 1437) no Hoare annotation was computed. [2021-11-13 18:20:57,453 INFO L861 garLoopResultBuilder]: At program point L1771(lines 1767 1773) the Hoare annotation is: true [2021-11-13 18:20:57,453 INFO L861 garLoopResultBuilder]: At program point L2267-1(lines 2261 2271) the Hoare annotation is: true [2021-11-13 18:20:57,453 INFO L858 garLoopResultBuilder]: For program point L1243(lines 1243 1255) no Hoare annotation was computed. [2021-11-13 18:20:57,453 INFO L861 garLoopResultBuilder]: At program point L2267(line 2267) the Hoare annotation is: true [2021-11-13 18:20:57,454 INFO L858 garLoopResultBuilder]: For program point L1392(lines 1392 1403) no Hoare annotation was computed. [2021-11-13 18:20:57,454 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 177) no Hoare annotation was computed. [2021-11-13 18:20:57,454 INFO L854 garLoopResultBuilder]: At program point L137(lines 124 285) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,454 INFO L854 garLoopResultBuilder]: At program point L2664(lines 2659 2667) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,455 INFO L854 garLoopResultBuilder]: At program point L1541(lines 1494 1547) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,455 INFO L854 garLoopResultBuilder]: At program point L2499-1(lines 2494 2503) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,455 INFO L854 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,455 INFO L854 garLoopResultBuilder]: At program point L2400(line 2400) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,455 INFO L858 garLoopResultBuilder]: For program point L2400-1(line 2400) no Hoare annotation was computed. [2021-11-13 18:20:57,456 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 244) no Hoare annotation was computed. [2021-11-13 18:20:57,456 INFO L858 garLoopResultBuilder]: For program point L2467-1(line 2467) no Hoare annotation was computed. [2021-11-13 18:20:57,456 INFO L858 garLoopResultBuilder]: For program point L1410(lines 1410 1416) no Hoare annotation was computed. [2021-11-13 18:20:57,456 INFO L854 garLoopResultBuilder]: At program point L2467(line 2467) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,456 INFO L854 garLoopResultBuilder]: At program point L2368(lines 2348 2370) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,457 INFO L854 garLoopResultBuilder]: At program point L2401-1(line 2401) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,457 INFO L854 garLoopResultBuilder]: At program point L2401(line 2401) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,457 INFO L854 garLoopResultBuilder]: At program point L287(lines 115 288) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,457 INFO L854 garLoopResultBuilder]: At program point L221(lines 208 279) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,457 INFO L854 garLoopResultBuilder]: At program point L2682(lines 2677 2685) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,458 INFO L858 garLoopResultBuilder]: For program point L1526(lines 1526 1542) no Hoare annotation was computed. [2021-11-13 18:20:57,458 INFO L854 garLoopResultBuilder]: At program point L2468(line 2468) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,458 INFO L858 garLoopResultBuilder]: For program point L2402(line 2402) no Hoare annotation was computed. [2021-11-13 18:20:57,458 INFO L854 garLoopResultBuilder]: At program point L2468-1(line 2468) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,458 INFO L858 garLoopResultBuilder]: For program point L1246(lines 1246 1254) no Hoare annotation was computed. [2021-11-13 18:20:57,459 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 163) no Hoare annotation was computed. [2021-11-13 18:20:57,459 INFO L858 garLoopResultBuilder]: For program point L1527(lines 1527 1538) no Hoare annotation was computed. [2021-11-13 18:20:57,459 INFO L858 garLoopResultBuilder]: For program point L2419-1(line 2419) no Hoare annotation was computed. [2021-11-13 18:20:57,459 INFO L854 garLoopResultBuilder]: At program point L2419(line 2419) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,459 INFO L854 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,460 INFO L858 garLoopResultBuilder]: For program point L239-1(line 239) no Hoare annotation was computed. [2021-11-13 18:20:57,460 INFO L854 garLoopResultBuilder]: At program point L2469(lines 2462 2473) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,460 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:20:57,460 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 285) no Hoare annotation was computed. [2021-11-13 18:20:57,460 INFO L854 garLoopResultBuilder]: At program point L2420(line 2420) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,460 INFO L858 garLoopResultBuilder]: For program point L1396(lines 1396 1402) no Hoare annotation was computed. [2021-11-13 18:20:57,461 INFO L854 garLoopResultBuilder]: At program point L2420-1(line 2420) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,461 INFO L854 garLoopResultBuilder]: At program point L2288(line 2288) the Hoare annotation is: (and (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|)) [2021-11-13 18:20:57,461 INFO L854 garLoopResultBuilder]: At program point L207(lines 194 280) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,461 INFO L854 garLoopResultBuilder]: At program point L2288-1(lines 2282 2292) the Hoare annotation is: (and (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|)) [2021-11-13 18:20:57,461 INFO L858 garLoopResultBuilder]: For program point L1512(lines 1512 1543) no Hoare annotation was computed. [2021-11-13 18:20:57,462 INFO L854 garLoopResultBuilder]: At program point L2421(lines 2414 2425) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,462 INFO L854 garLoopResultBuilder]: At program point L2322(line 2322) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,462 INFO L861 garLoopResultBuilder]: At program point L2256(line 2256) the Hoare annotation is: true [2021-11-13 18:20:57,462 INFO L858 garLoopResultBuilder]: For program point L2322-1(line 2322) no Hoare annotation was computed. [2021-11-13 18:20:57,462 INFO L861 garLoopResultBuilder]: At program point L2256-1(lines 2251 2260) the Hoare annotation is: true [2021-11-13 18:20:57,463 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-11-13 18:20:57,463 INFO L858 garLoopResultBuilder]: For program point L1678(lines 1678 1690) no Hoare annotation was computed. [2021-11-13 18:20:57,463 INFO L858 garLoopResultBuilder]: For program point L1513(lines 1513 1524) no Hoare annotation was computed. [2021-11-13 18:20:57,463 INFO L858 garLoopResultBuilder]: For program point L1249(lines 1249 1253) no Hoare annotation was computed. [2021-11-13 18:20:57,463 INFO L854 garLoopResultBuilder]: At program point L1249-2(lines 1239 1258) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,464 INFO L854 garLoopResultBuilder]: At program point L2521(lines 2514 2523) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,464 INFO L861 garLoopResultBuilder]: At program point L2389(lines 2371 2391) the Hoare annotation is: true [2021-11-13 18:20:57,464 INFO L861 garLoopResultBuilder]: At program point L1778(lines 1774 1780) the Hoare annotation is: true [2021-11-13 18:20:57,464 INFO L861 garLoopResultBuilder]: At program point L292(lines 77 294) the Hoare annotation is: true [2021-11-13 18:20:57,464 INFO L858 garLoopResultBuilder]: For program point L226(lines 226 230) no Hoare annotation was computed. [2021-11-13 18:20:57,464 INFO L854 garLoopResultBuilder]: At program point L193(lines 180 281) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,465 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:20:57,465 INFO L858 garLoopResultBuilder]: For program point L1531(lines 1531 1537) no Hoare annotation was computed. [2021-11-13 18:20:57,465 INFO L858 garLoopResultBuilder]: For program point L1498(lines 1498 1544) no Hoare annotation was computed. [2021-11-13 18:20:57,465 INFO L854 garLoopResultBuilder]: At program point L2489-1(lines 2484 2493) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,465 INFO L854 garLoopResultBuilder]: At program point L2489(line 2489) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,466 INFO L854 garLoopResultBuilder]: At program point L260(lines 247 276) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,466 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 135) no Hoare annotation was computed. [2021-11-13 18:20:57,466 INFO L858 garLoopResultBuilder]: For program point L1499(lines 1499 1510) no Hoare annotation was computed. [2021-11-13 18:20:57,466 INFO L858 garLoopResultBuilder]: For program point L2325(lines 2325 2333) no Hoare annotation was computed. [2021-11-13 18:20:57,466 INFO L858 garLoopResultBuilder]: For program point L1681(lines 1681 1689) no Hoare annotation was computed. [2021-11-13 18:20:57,466 INFO L854 garLoopResultBuilder]: At program point L2309-1(lines 2303 2313) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,467 INFO L854 garLoopResultBuilder]: At program point L2309(line 2309) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,467 INFO L854 garLoopResultBuilder]: At program point L1434(lines 1387 1440) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,467 INFO L858 garLoopResultBuilder]: For program point L212(lines 212 219) no Hoare annotation was computed. [2021-11-13 18:20:57,467 INFO L854 garLoopResultBuilder]: At program point L179(lines 166 282) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,467 INFO L854 garLoopResultBuilder]: At program point L2673(lines 2668 2676) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,468 INFO L858 garLoopResultBuilder]: For program point L1517(lines 1517 1523) no Hoare annotation was computed. [2021-11-13 18:20:57,468 INFO L854 garLoopResultBuilder]: At program point L2277-1(lines 2272 2281) the Hoare annotation is: (and (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|)) [2021-11-13 18:20:57,468 INFO L854 garLoopResultBuilder]: At program point L2277(line 2277) the Hoare annotation is: (and (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|)) [2021-11-13 18:20:57,468 INFO L854 garLoopResultBuilder]: At program point L246(lines 233 277) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,468 INFO L858 garLoopResultBuilder]: For program point L1419(lines 1419 1435) no Hoare annotation was computed. [2021-11-13 18:20:57,468 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:20:57,469 INFO L858 garLoopResultBuilder]: For program point L1684(lines 1684 1688) no Hoare annotation was computed. [2021-11-13 18:20:57,469 INFO L854 garLoopResultBuilder]: At program point L1684-2(lines 1674 1693) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,469 INFO L858 garLoopResultBuilder]: For program point L1420(lines 1420 1431) no Hoare annotation was computed. [2021-11-13 18:20:57,469 INFO L854 garLoopResultBuilder]: At program point L2411(lines 2392 2413) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_test_~op1~0#1| 0) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,469 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 205) no Hoare annotation was computed. [2021-11-13 18:20:57,470 INFO L854 garLoopResultBuilder]: At program point L165(lines 152 283) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,470 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 1509) no Hoare annotation was computed. [2021-11-13 18:20:57,470 INFO L854 garLoopResultBuilder]: At program point L2511(lines 2504 2513) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,470 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 272) no Hoare annotation was computed. [2021-11-13 18:20:57,470 INFO L854 garLoopResultBuilder]: At program point L232(lines 222 278) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,470 INFO L854 garLoopResultBuilder]: At program point L265-1(lines 116 286) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,471 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1436) no Hoare annotation was computed. [2021-11-13 18:20:57,471 INFO L858 garLoopResultBuilder]: For program point L117(lines 116 286) no Hoare annotation was computed. [2021-11-13 18:20:57,471 INFO L854 garLoopResultBuilder]: At program point L2479-1(lines 2474 2483) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,471 INFO L854 garLoopResultBuilder]: At program point L2479(line 2479) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|) (= |ULTIMATE.start_setup_rjh__wrappee__Base_~rjh___0#1| 2) (<= 2 |ULTIMATE.start_setup_rjh_~rjh___0#1|) (= |ULTIMATE.start_setup_chuck_~chuck___0#1| |ULTIMATE.start_setup_chuck__wrappee__Base_~chuck___0#1|)) [2021-11-13 18:20:57,471 INFO L858 garLoopResultBuilder]: For program point getEmailFromFINAL(lines 1898 1916) no Hoare annotation was computed. [2021-11-13 18:20:57,472 INFO L858 garLoopResultBuilder]: For program point L1902(lines 1902 1913) no Hoare annotation was computed. [2021-11-13 18:20:57,472 INFO L858 garLoopResultBuilder]: For program point getEmailFromEXIT(lines 1898 1916) no Hoare annotation was computed. [2021-11-13 18:20:57,472 INFO L861 garLoopResultBuilder]: At program point getEmailFromENTRY(lines 1898 1916) the Hoare annotation is: true [2021-11-13 18:20:57,472 INFO L858 garLoopResultBuilder]: For program point L1906(lines 1906 1912) no Hoare annotation was computed. [2021-11-13 18:20:57,472 INFO L858 garLoopResultBuilder]: For program point isReadableEXIT(lines 2783 2791) no Hoare annotation was computed. [2021-11-13 18:20:57,472 INFO L861 garLoopResultBuilder]: At program point isReadableENTRY(lines 2783 2791) the Hoare annotation is: true [2021-11-13 18:20:57,472 INFO L858 garLoopResultBuilder]: For program point isReadableFINAL(lines 2783 2791) no Hoare annotation was computed. [2021-11-13 18:20:57,473 INFO L858 garLoopResultBuilder]: For program point queueFINAL(lines 2649 2658) no Hoare annotation was computed. [2021-11-13 18:20:57,473 INFO L861 garLoopResultBuilder]: At program point queueENTRY(lines 2649 2658) the Hoare annotation is: true [2021-11-13 18:20:57,473 INFO L858 garLoopResultBuilder]: For program point queueEXIT(lines 2649 2658) no Hoare annotation was computed. [2021-11-13 18:20:57,473 INFO L858 garLoopResultBuilder]: For program point L1629(lines 1629 1637) no Hoare annotation was computed. [2021-11-13 18:20:57,473 INFO L858 garLoopResultBuilder]: For program point setClientKeyringPublicKeyEXIT(lines 1602 1645) no Hoare annotation was computed. [2021-11-13 18:20:57,473 INFO L858 garLoopResultBuilder]: For program point L1621(lines 1621 1625) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L858 garLoopResultBuilder]: For program point L1617(lines 1617 1641) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L858 garLoopResultBuilder]: For program point L1607(lines 1607 1615) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L858 garLoopResultBuilder]: For program point L1632(lines 1632 1636) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L858 garLoopResultBuilder]: For program point L1628(lines 1628 1640) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L858 garLoopResultBuilder]: For program point L1628-1(lines 1602 1645) no Hoare annotation was computed. [2021-11-13 18:20:57,474 INFO L861 garLoopResultBuilder]: At program point setClientKeyringPublicKeyENTRY(lines 1602 1645) the Hoare annotation is: true [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1618(lines 1618 1626) no Hoare annotation was computed. [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1610(lines 1610 1614) no Hoare annotation was computed. [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1606(lines 1606 1642) no Hoare annotation was computed. [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1731-2(lines 1721 1740) no Hoare annotation was computed. [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1728(lines 1728 1736) no Hoare annotation was computed. [2021-11-13 18:20:57,475 INFO L858 garLoopResultBuilder]: For program point L1725(lines 1725 1737) no Hoare annotation was computed. [2021-11-13 18:20:57,476 INFO L858 garLoopResultBuilder]: For program point setClientIdEXIT(lines 1721 1740) no Hoare annotation was computed. [2021-11-13 18:20:57,476 INFO L854 garLoopResultBuilder]: At program point setClientIdENTRY(lines 1721 1740) the Hoare annotation is: (and (= |old(~__ste_client_idCounter0~0)| ~__ste_client_idCounter0~0) (= |old(~__ste_client_idCounter1~0)| ~__ste_client_idCounter1~0) (= |old(~__ste_client_idCounter2~0)| ~__ste_client_idCounter2~0)) [2021-11-13 18:20:57,476 INFO L858 garLoopResultBuilder]: For program point L1731(lines 1731 1735) no Hoare annotation was computed. [2021-11-13 18:20:57,480 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1] [2021-11-13 18:20:57,481 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:20:57,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:20:57 BoogieIcfgContainer [2021-11-13 18:20:57,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:20:57,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:20:57,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:20:57,511 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:20:57,511 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:20:42" (3/4) ... [2021-11-13 18:20:57,515 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:20:57,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2021-11-13 18:20:57,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2021-11-13 18:20:57,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2021-11-13 18:20:57,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2021-11-13 18:20:57,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2021-11-13 18:20:57,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2021-11-13 18:20:57,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2021-11-13 18:20:57,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2021-11-13 18:20:57,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2021-11-13 18:20:57,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2021-11-13 18:20:57,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 88 nodes and edges [2021-11-13 18:20:57,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2021-11-13 18:20:57,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-13 18:20:57,560 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 18:20:57,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:20:57,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:20:57,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((__ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1)) && \old(__ste_email_from0) == __ste_email_from0) && \old(__ste_email_from1) == __ste_email_from1 [2021-11-13 18:20:57,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) [2021-11-13 18:20:57,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (__ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1)) && 1 <= tmp [2021-11-13 18:20:57,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) [2021-11-13 18:20:57,605 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) [2021-11-13 18:20:57,691 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:20:57,691 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:20:57,692 INFO L158 Benchmark]: Toolchain (without parser) took 18161.61ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 84.2MB in the beginning and 101.1MB in the end (delta: -16.9MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,692 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:20:57,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.10ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 67.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.54ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 62.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,694 INFO L158 Benchmark]: Boogie Preprocessor took 140.39ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 62.0MB in the beginning and 115.4MB in the end (delta: -53.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,694 INFO L158 Benchmark]: RCFGBuilder took 1709.39ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 95.1MB in the end (delta: 20.2MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,695 INFO L158 Benchmark]: TraceAbstraction took 15005.18ms. Allocated memory was 142.6MB in the beginning and 234.9MB in the end (delta: 92.3MB). Free memory was 94.1MB in the beginning and 120.0MB in the end (delta: -25.9MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,695 INFO L158 Benchmark]: Witness Printer took 181.16ms. Allocated memory is still 234.9MB. Free memory was 120.0MB in the beginning and 101.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 18:20:57,697 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.10ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 67.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.54ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 62.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.39ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 62.0MB in the beginning and 115.4MB in the end (delta: -53.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1709.39ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 95.1MB in the end (delta: 20.2MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * TraceAbstraction took 15005.18ms. Allocated memory was 142.6MB in the beginning and 234.9MB in the end (delta: 92.3MB). Free memory was 94.1MB in the beginning and 120.0MB in the end (delta: -25.9MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. * Witness Printer took 181.16ms. Allocated memory is still 234.9MB. Free memory was 120.0MB in the beginning and 101.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1817]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.9s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1664 SdHoareTripleChecker+Valid, 2904.33ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1582 mSDsluCounter, 9383 SdHoareTripleChecker+Invalid, 2397.77ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6295 mSDsCounter, 408 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2743 IncrementalHoareTripleChecker+Invalid, 3151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 408 mSolverCounterUnsat, 3088 mSDtfsCounter, 2743 mSolverCounterSat, 96.20ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 906 GetRequests, 808 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=7, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 132 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 111 LocationsWithAnnotation, 939 PreInvPairs, 1264 NumberOfFragments, 904 HoareAnnotationTreeSize, 939 FomulaSimplifications, 252 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 111 FomulaSimplificationsInter, 4804 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 1443 NumberOfCodeBlocks, 1391 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1428 ConstructedInterpolants, 0 QuantifiedInterpolants, 2246 SizeOfPredicates, 14 NumberOfNonLiveVariables, 6860 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 422/447 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2348]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2572]: Loop Invariant Derived loop invariant: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1794]: Loop Invariant Derived loop invariant: (__ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1)) && 1 <= tmp - InvariantResult [Line: 2659]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1697]: Loop Invariant Derived loop invariant: ((__ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1)) && \old(__ste_email_from0) == __ste_email_from0) && \old(__ste_email_from1) == __ste_email_from1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1309]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2293]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2801]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2303]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2677]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2504]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2721]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 2494]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2392]: Loop Invariant Derived loop invariant: (((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && op1 == 0) && chuck___0 == chuck___0 - InvariantResult [Line: 1674]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: (((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && op1 == 0) && chuck___0 == chuck___0 - InvariantResult [Line: 2261]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1215]: Loop Invariant Derived loop invariant: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2562]: Loop Invariant Derived loop invariant: __ste_email_to0 == \old(__ste_email_to0) && __ste_email_to1 == \old(__ste_email_to1) - InvariantResult [Line: 2272]: Loop Invariant Derived loop invariant: rjh___0 == 2 && 2 <= rjh___0 - InvariantResult [Line: 2755]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2282]: Loop Invariant Derived loop invariant: rjh___0 == 2 && 2 <= rjh___0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2668]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 2314]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2462]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1239]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: ((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && chuck___0 == chuck___0 - InvariantResult [Line: 1387]: Loop Invariant Derived loop invariant: (((3 <= chuck___0 && rjh___0 == 2) && 2 <= rjh___0) && op1 == 0) && chuck___0 == chuck___0 RESULT: Ultimate proved your program to be correct! [2021-11-13 18:20:57,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222e1907-e1f8-47b8-9acf-265c8b03e4a8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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