./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0 --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 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:08:48,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:08:48,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:08:48,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:08:48,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:08:48,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:08:48,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:08:48,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:08:48,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:08:48,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:08:48,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:08:48,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:08:48,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:08:48,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:08:48,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:08:48,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:08:48,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:08:48,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:08:48,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:08:48,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:08:48,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:08:48,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:08:48,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:08:48,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:08:48,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:08:48,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:08:48,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:08:48,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:08:48,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:08:48,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:08:48,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:08:48,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:08:48,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:08:48,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:08:48,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:08:48,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:08:48,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:08:48,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:08:48,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:08:48,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:08:48,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:08:48,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 15:08:48,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:08:48,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:08:48,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:08:48,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:08:48,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:08:48,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:08:48,451 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:08:48,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:08:48,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:08:48,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:08:48,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:08:48,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:08:48,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:08:48,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:08:48,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:08:48,455 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:08:48,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:08:48,455 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:08:48,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:08:48,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:08:48,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:08:48,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:08:48,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:48,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:08:48,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:08:48,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:08:48,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:08:48,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:08:48,458 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:08:48,459 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:08:48,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:08:48,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:08:48,459 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_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2021-11-22 15:08:48,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:08:48,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:08:48,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:08:48,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:08:48,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:08:48,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:48,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/69c4064aa/df612b4b1a134f98a23ea1bdfe6961e7/FLAGd1e3c2984 [2021-11-22 15:08:49,650 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:08:49,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:49,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/69c4064aa/df612b4b1a134f98a23ea1bdfe6961e7/FLAGd1e3c2984 [2021-11-22 15:08:49,906 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/69c4064aa/df612b4b1a134f98a23ea1bdfe6961e7 [2021-11-22 15:08:49,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:08:49,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:08:49,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:49,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:08:49,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:08:49,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:49" (1/1) ... [2021-11-22 15:08:49,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a70afac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:49, skipping insertion in model container [2021-11-22 15:08:49,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:49" (1/1) ... [2021-11-22 15:08:49,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:08:50,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:08:50,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2021-11-22 15:08:50,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:50,349 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:08:50,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2021-11-22 15:08:50,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:50,463 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:08:50,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50 WrapperNode [2021-11-22 15:08:50,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:50,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:50,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:08:50,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:08:50,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,565 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 478 [2021-11-22 15:08:50,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:50,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:08:50,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:08:50,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:08:50,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:08:50,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:08:50,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:08:50,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:08:50,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (1/1) ... [2021-11-22 15:08:50,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:50,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:50,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:50,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:08:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:08:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:08:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:08:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:08:50,904 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:08:50,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:08:50,924 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 15:08:51,526 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2021-11-22 15:08:51,526 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2021-11-22 15:08:51,526 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:08:51,536 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:08:51,536 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 15:08:51,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:51 BoogieIcfgContainer [2021-11-22 15:08:51,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:08:51,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:08:51,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:08:51,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:08:51,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:08:49" (1/3) ... [2021-11-22 15:08:51,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f0d344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:51, skipping insertion in model container [2021-11-22 15:08:51,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:50" (2/3) ... [2021-11-22 15:08:51,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f0d344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:51, skipping insertion in model container [2021-11-22 15:08:51,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:51" (3/3) ... [2021-11-22 15:08:51,559 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:51,567 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:08:51,567 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 15:08:51,617 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:08:51,624 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 [2021-11-22 15:08:51,625 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 15:08:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 15:08:51,678 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:51,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:08:51,679 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:51,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:51,684 INFO L85 PathProgramCache]: Analyzing trace with hash 259999105, now seen corresponding path program 1 times [2021-11-22 15:08:51,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:51,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47590788] [2021-11-22 15:08:51,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:51,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:51,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:51,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47590788] [2021-11-22 15:08:51,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47590788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:51,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:51,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:51,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833822552] [2021-11-22 15:08:51,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:51,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:51,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:52,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:52,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,009 INFO L87 Difference]: Start difference. First operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:52,188 INFO L93 Difference]: Finished difference Result 247 states and 423 transitions. [2021-11-22 15:08:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:52,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-22 15:08:52,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:52,204 INFO L225 Difference]: With dead ends: 247 [2021-11-22 15:08:52,205 INFO L226 Difference]: Without dead ends: 113 [2021-11-22 15:08:52,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,213 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 8 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:52,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 320 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:08:52,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-11-22 15:08:52,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-11-22 15:08:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.5267857142857142) internal successors, (171), 112 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 171 transitions. [2021-11-22 15:08:52,265 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 171 transitions. Word has length 25 [2021-11-22 15:08:52,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:52,265 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 171 transitions. [2021-11-22 15:08:52,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2021-11-22 15:08:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 15:08:52,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:52,268 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:08:52,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 15:08:52,269 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:52,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:52,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1138040513, now seen corresponding path program 1 times [2021-11-22 15:08:52,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:52,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930035913] [2021-11-22 15:08:52,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:52,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:52,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:52,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930035913] [2021-11-22 15:08:52,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930035913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:52,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:52,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:52,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902552201] [2021-11-22 15:08:52,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:52,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:52,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:52,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:52,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,363 INFO L87 Difference]: Start difference. First operand 113 states and 171 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:52,509 INFO L93 Difference]: Finished difference Result 233 states and 356 transitions. [2021-11-22 15:08:52,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:52,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-22 15:08:52,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:52,516 INFO L225 Difference]: With dead ends: 233 [2021-11-22 15:08:52,516 INFO L226 Difference]: Without dead ends: 131 [2021-11-22 15:08:52,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,526 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 13 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:52,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 241 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:08:52,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-22 15:08:52,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 128. [2021-11-22 15:08:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.5039370078740157) internal successors, (191), 127 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 191 transitions. [2021-11-22 15:08:52,547 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 191 transitions. Word has length 37 [2021-11-22 15:08:52,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:52,547 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 191 transitions. [2021-11-22 15:08:52,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2021-11-22 15:08:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 15:08:52,550 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:52,550 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:08:52,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 15:08:52,551 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:52,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:52,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1126420040, now seen corresponding path program 1 times [2021-11-22 15:08:52,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:52,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775366654] [2021-11-22 15:08:52,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:52,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:08:52,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:52,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775366654] [2021-11-22 15:08:52,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775366654] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:52,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:52,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:52,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018066912] [2021-11-22 15:08:52,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:52,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:52,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:52,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:52,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,633 INFO L87 Difference]: Start difference. First operand 128 states and 191 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:52,684 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2021-11-22 15:08:52,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:52,685 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), 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) Word has length 51 [2021-11-22 15:08:52,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:52,687 INFO L225 Difference]: With dead ends: 271 [2021-11-22 15:08:52,687 INFO L226 Difference]: Without dead ends: 154 [2021-11-22 15:08:52,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,693 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 21 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:52,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 311 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:52,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-22 15:08:52,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2021-11-22 15:08:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.4640522875816993) internal successors, (224), 153 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 224 transitions. [2021-11-22 15:08:52,717 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 224 transitions. Word has length 51 [2021-11-22 15:08:52,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:52,718 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 224 transitions. [2021-11-22 15:08:52,719 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2021-11-22 15:08:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 15:08:52,727 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:52,727 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:08:52,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 15:08:52,728 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:52,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:52,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1260433546, now seen corresponding path program 1 times [2021-11-22 15:08:52,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:52,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696644960] [2021-11-22 15:08:52,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:52,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:08:52,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:52,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696644960] [2021-11-22 15:08:52,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696644960] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:52,839 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:52,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:52,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386058044] [2021-11-22 15:08:52,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:52,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:52,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:52,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:52,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,841 INFO L87 Difference]: Start difference. First operand 154 states and 224 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:52,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:52,979 INFO L93 Difference]: Finished difference Result 292 states and 435 transitions. [2021-11-22 15:08:52,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:52,980 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), 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) Word has length 51 [2021-11-22 15:08:52,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:52,982 INFO L225 Difference]: With dead ends: 292 [2021-11-22 15:08:52,983 INFO L226 Difference]: Without dead ends: 175 [2021-11-22 15:08:52,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:52,996 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:52,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 254 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:08:52,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-11-22 15:08:53,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 171. [2021-11-22 15:08:53,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.4470588235294117) internal successors, (246), 170 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 246 transitions. [2021-11-22 15:08:53,019 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 246 transitions. Word has length 51 [2021-11-22 15:08:53,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:53,021 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 246 transitions. [2021-11-22 15:08:53,021 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2021-11-22 15:08:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 15:08:53,024 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:53,025 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:08:53,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 15:08:53,026 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:53,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:53,030 INFO L85 PathProgramCache]: Analyzing trace with hash -457628469, now seen corresponding path program 1 times [2021-11-22 15:08:53,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:53,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418865963] [2021-11-22 15:08:53,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:53,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:53,110 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:53,228 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:53,228 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 15:08:53,230 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 15:08:53,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 15:08:53,236 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-22 15:08:53,240 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 15:08:53,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 03:08:53 BoogieIcfgContainer [2021-11-22 15:08:53,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 15:08:53,413 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:08:53,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:08:53,413 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:08:53,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:51" (3/4) ... [2021-11-22 15:08:53,417 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:08:53,417 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:08:53,418 INFO L158 Benchmark]: Toolchain (without parser) took 3502.87ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 47.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,419 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:53,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.82ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 81.0MB in the end (delta: -8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.15ms. Allocated memory is still 109.1MB. Free memory was 81.0MB in the beginning and 78.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,420 INFO L158 Benchmark]: Boogie Preprocessor took 83.92ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,421 INFO L158 Benchmark]: RCFGBuilder took 896.77ms. Allocated memory is still 109.1MB. Free memory was 75.9MB in the beginning and 49.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,421 INFO L158 Benchmark]: TraceAbstraction took 1860.92ms. Allocated memory is still 109.1MB. Free memory was 49.5MB in the beginning and 47.2MB in the end (delta: 2.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2021-11-22 15:08:53,422 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 109.1MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:53,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.82ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 81.0MB in the end (delta: -8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.15ms. Allocated memory is still 109.1MB. Free memory was 81.0MB in the beginning and 78.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.92ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 896.77ms. Allocated memory is still 109.1MB. Free memory was 75.9MB in the beginning and 49.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1860.92ms. Allocated memory is still 109.1MB. Free memory was 49.5MB in the beginning and 47.2MB in the end (delta: 2.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 109.1MB. Free memory is still 47.2MB. There was no memory consumed. 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 - UnprovableResult [Line: 624]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 311. Possible FailurePath: [L633] int __retres1 ; [L637] CALL ssl3_connect() [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] unsigned int s__version = __VERIFIER_nondet_uint(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__bbio = __VERIFIER_nondet_int(); [L28] int s__wbio = __VERIFIER_nondet_int(); [L29] int s__hit = __VERIFIER_nondet_int(); [L30] int s__rwstate ; [L31] int s__init_buf___0 = __VERIFIER_nondet_int(); [L32] int s__debug = __VERIFIER_nondet_int(); [L33] int s__shutdown ; [L34] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L35] unsigned int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_uint(); [L36] unsigned int s__ctx__stats__sess_connect = __VERIFIER_nondet_uint(); [L37] unsigned int s__ctx__stats__sess_hit = __VERIFIER_nondet_uint(); [L38] unsigned int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_uint(); [L39] int s__s3__change_cipher_spec ; [L40] int s__s3__flags = __VERIFIER_nondet_int(); [L41] int s__s3__delay_buf_pop_ret ; [L42] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 ; [L48] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int s__session__compress_meth ; [L51] int buf ; [L52] unsigned long tmp ; [L53] unsigned long l ; [L54] int num1 = __VERIFIER_nondet_int(); [L55] int cb ; [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int tmp___0 ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] int tmp___6 = __VERIFIER_nondet_int(); [L67] int tmp___7 = __VERIFIER_nondet_int(); [L68] int tmp___8 = __VERIFIER_nondet_int(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X ; [L72] int ag_Y ; [L73] int ag_Z ; [L74] int __retres60 ; [L77] s__state = 12292 [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] tmp___0 = 0 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L93] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L94] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE \read(s__hit) [L104] ag_Y = 208 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND TRUE s__state == 12292 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L215] s__new_session = 1 [L216] s__state = 4096 [L217] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L222] s__server = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L223] COND TRUE cb != 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L228] COND FALSE !(s__version + 65280 != 768) [L234] s__type = 4096 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L235] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L253] COND FALSE !(! tmp___4) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L259] COND FALSE !(! tmp___5) [L265] s__state = 4368 [L266] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L267] s__init_num = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND TRUE s__state == 4368 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 VAL [ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L278] COND FALSE !(ret <= 0) [L283] s__state = 4384 [L284] ag_X = s__state - 32 [L285] s__init_num = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L286] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND TRUE s__state == 4384 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 1 [L296] blastFlag = 2 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L304] COND FALSE !(ret <= 0) [L309] s__state = ag_X VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4352, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L310] COND TRUE \read(s__hit) [L311] s__state = s__state | ag_Y VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L315] s__init_num = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L145] COND FALSE !(s__state == 4416) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L148] COND FALSE !(s__state == 4417) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L151] COND TRUE s__state == 4432 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L361] ret = __VERIFIER_nondet_int() [L362] COND TRUE blastFlag <= 5 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=0, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L624] reach_error() VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=0, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 58 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 1126 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 412 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 296 IncrementalHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 714 mSDtfsCounter, 296 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=4, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 35/35 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-22 15:08:53,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0 --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 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:08:56,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:08:56,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:08:56,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:08:56,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:08:56,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:08:56,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:08:56,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:08:56,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:08:56,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:08:56,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:08:56,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:08:56,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:08:56,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:08:56,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:08:56,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:08:56,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:08:56,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:08:56,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:08:56,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:08:56,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:08:56,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:08:56,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:08:56,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:08:56,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:08:56,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:08:56,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:08:56,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:08:56,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:08:56,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:08:56,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:08:56,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:08:56,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:08:56,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:08:56,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:08:56,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:08:56,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:08:56,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:08:56,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:08:56,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:08:56,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:08:56,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-22 15:08:56,252 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:08:56,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:08:56,253 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:08:56,253 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:08:56,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:08:56,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:08:56,257 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:08:56,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:08:56,257 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:08:56,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:08:56,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:08:56,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:08:56,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:08:56,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:08:56,260 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:08:56,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 15:08:56,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 15:08:56,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:08:56,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:08:56,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:08:56,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:08:56,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:08:56,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:08:56,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:08:56,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:56,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:08:56,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:08:56,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:08:56,264 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 15:08:56,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 15:08:56,264 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:08:56,265 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:08:56,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:08:56,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:08:56,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 15:08:56,266 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2021-11-22 15:08:56,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:08:56,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:08:56,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:08:56,776 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:08:56,781 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:08:56,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:56,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/bfb7189f7/1d28cd7952af42a3b8121720e49601e1/FLAG12d36724c [2021-11-22 15:08:57,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:08:57,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:57,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/bfb7189f7/1d28cd7952af42a3b8121720e49601e1/FLAG12d36724c [2021-11-22 15:08:57,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/data/bfb7189f7/1d28cd7952af42a3b8121720e49601e1 [2021-11-22 15:08:57,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:08:57,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:08:57,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:57,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:08:57,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:08:57,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:57" (1/1) ... [2021-11-22 15:08:57,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b6a2e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:57, skipping insertion in model container [2021-11-22 15:08:57,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:57" (1/1) ... [2021-11-22 15:08:57,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:08:58,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:08:58,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2021-11-22 15:08:58,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:58,335 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:08:58,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2021-11-22 15:08:58,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:58,470 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:08:58,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58 WrapperNode [2021-11-22 15:08:58,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:58,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:58,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:08:58,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:08:58,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,559 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 440 [2021-11-22 15:08:58,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:58,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:08:58,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:08:58,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:08:58,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:08:58,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:08:58,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:08:58,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:08:58,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (1/1) ... [2021-11-22 15:08:58,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:58,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:58,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:58,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:08:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:08:58,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 15:08:58,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:08:58,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:08:58,867 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:08:58,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:08:58,891 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 15:08:59,615 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2021-11-22 15:08:59,616 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2021-11-22 15:08:59,617 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:08:59,630 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:08:59,631 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 15:08:59,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:59 BoogieIcfgContainer [2021-11-22 15:08:59,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:08:59,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:08:59,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:08:59,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:08:59,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:08:57" (1/3) ... [2021-11-22 15:08:59,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cc98d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:59, skipping insertion in model container [2021-11-22 15:08:59,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:58" (2/3) ... [2021-11-22 15:08:59,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cc98d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:59, skipping insertion in model container [2021-11-22 15:08:59,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:59" (3/3) ... [2021-11-22 15:08:59,645 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2021-11-22 15:08:59,652 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:08:59,652 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 15:08:59,736 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:08:59,749 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 [2021-11-22 15:08:59,749 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 15:08:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:08:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 15:08:59,810 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:59,810 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:08:59,811 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:59,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:59,820 INFO L85 PathProgramCache]: Analyzing trace with hash 259999105, now seen corresponding path program 1 times [2021-11-22 15:08:59,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:08:59,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [233847837] [2021-11-22 15:08:59,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:59,839 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:08:59,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:08:59,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:08:59,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-22 15:08:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:59,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:08:59,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:09:00,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:09:00,236 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:00,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [233847837] [2021-11-22 15:09:00,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [233847837] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:00,238 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:00,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:00,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770938161] [2021-11-22 15:09:00,244 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:00,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:00,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:00,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:00,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:00,305 INFO L87 Difference]: Start difference. First operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:00,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:00,558 INFO L93 Difference]: Finished difference Result 247 states and 423 transitions. [2021-11-22 15:09:00,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:00,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-22 15:09:00,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:00,575 INFO L225 Difference]: With dead ends: 247 [2021-11-22 15:09:00,575 INFO L226 Difference]: Without dead ends: 113 [2021-11-22 15:09:00,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:00,584 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 8 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:00,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 320 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:09:00,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-11-22 15:09:00,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-11-22 15:09:00,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.5267857142857142) internal successors, (171), 112 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 171 transitions. [2021-11-22 15:09:00,650 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 171 transitions. Word has length 25 [2021-11-22 15:09:00,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:00,650 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 171 transitions. [2021-11-22 15:09:00,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2021-11-22 15:09:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 15:09:00,652 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:00,653 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:09:00,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:00,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:00,863 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:00,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:00,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1138040513, now seen corresponding path program 1 times [2021-11-22 15:09:00,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:00,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856319888] [2021-11-22 15:09:00,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:00,865 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:00,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:00,868 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:00,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 15:09:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:00,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:00,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:09:01,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:09:01,098 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:01,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856319888] [2021-11-22 15:09:01,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856319888] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:01,099 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:01,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:01,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091263626] [2021-11-22 15:09:01,100 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:01,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:01,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:01,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:01,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:01,103 INFO L87 Difference]: Start difference. First operand 113 states and 171 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:01,250 INFO L93 Difference]: Finished difference Result 233 states and 356 transitions. [2021-11-22 15:09:01,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:01,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-22 15:09:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:01,253 INFO L225 Difference]: With dead ends: 233 [2021-11-22 15:09:01,253 INFO L226 Difference]: Without dead ends: 131 [2021-11-22 15:09:01,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:01,256 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 13 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:01,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 241 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:09:01,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-22 15:09:01,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 128. [2021-11-22 15:09:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.5039370078740157) internal successors, (191), 127 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 191 transitions. [2021-11-22 15:09:01,270 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 191 transitions. Word has length 37 [2021-11-22 15:09:01,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:01,270 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 191 transitions. [2021-11-22 15:09:01,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2021-11-22 15:09:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 15:09:01,273 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:01,273 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:09:01,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:01,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:01,484 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:01,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:01,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1126420040, now seen corresponding path program 1 times [2021-11-22 15:09:01,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:01,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51095193] [2021-11-22 15:09:01,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:01,486 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:01,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:01,488 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:01,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 15:09:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:01,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:01,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:01,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:01,894 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:01,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51095193] [2021-11-22 15:09:01,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51095193] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:01,895 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:01,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:01,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912302040] [2021-11-22 15:09:01,896 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:01,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:01,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:01,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:01,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:01,898 INFO L87 Difference]: Start difference. First operand 128 states and 191 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:01,924 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2021-11-22 15:09:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:01,925 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), 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) Word has length 51 [2021-11-22 15:09:01,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:01,928 INFO L225 Difference]: With dead ends: 271 [2021-11-22 15:09:01,928 INFO L226 Difference]: Without dead ends: 154 [2021-11-22 15:09:01,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:01,931 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 21 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:01,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 311 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:01,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-22 15:09:01,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2021-11-22 15:09:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.4640522875816993) internal successors, (224), 153 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 224 transitions. [2021-11-22 15:09:01,949 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 224 transitions. Word has length 51 [2021-11-22 15:09:01,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:01,950 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 224 transitions. [2021-11-22 15:09:01,951 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2021-11-22 15:09:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 15:09:01,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:01,954 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-22 15:09:01,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-22 15:09:02,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:02,167 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:02,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:02,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1260433546, now seen corresponding path program 1 times [2021-11-22 15:09:02,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:02,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061574665] [2021-11-22 15:09:02,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:02,170 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:02,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:02,171 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:02,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 15:09:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:02,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:02,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:02,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:02,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:02,543 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:02,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061574665] [2021-11-22 15:09:02,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2061574665] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:02,547 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:02,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:02,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040348650] [2021-11-22 15:09:02,548 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:02,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:02,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:02,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:02,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:02,550 INFO L87 Difference]: Start difference. First operand 154 states and 224 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:02,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:02,731 INFO L93 Difference]: Finished difference Result 292 states and 435 transitions. [2021-11-22 15:09:02,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:02,732 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), 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) Word has length 51 [2021-11-22 15:09:02,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:02,735 INFO L225 Difference]: With dead ends: 292 [2021-11-22 15:09:02,735 INFO L226 Difference]: Without dead ends: 175 [2021-11-22 15:09:02,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:02,738 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:02,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 254 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 15:09:02,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-11-22 15:09:02,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 171. [2021-11-22 15:09:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.4470588235294117) internal successors, (246), 170 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 246 transitions. [2021-11-22 15:09:02,764 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 246 transitions. Word has length 51 [2021-11-22 15:09:02,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:02,773 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 246 transitions. [2021-11-22 15:09:02,775 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2021-11-22 15:09:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 15:09:02,781 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:02,781 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:02,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:02,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:02,985 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:02,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:02,986 INFO L85 PathProgramCache]: Analyzing trace with hash -457628469, now seen corresponding path program 1 times [2021-11-22 15:09:02,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:02,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1274203834] [2021-11-22 15:09:02,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:02,987 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:02,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:02,988 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:02,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-22 15:09:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:03,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:03,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:03,447 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:03,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:03,763 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:03,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1274203834] [2021-11-22 15:09:03,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1274203834] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:03,766 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:03,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:03,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251585173] [2021-11-22 15:09:03,770 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:03,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:03,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:03,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:03,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:03,773 INFO L87 Difference]: Start difference. First operand 171 states and 246 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:03,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:03,988 INFO L93 Difference]: Finished difference Result 480 states and 706 transitions. [2021-11-22 15:09:03,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:03,989 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 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) Word has length 68 [2021-11-22 15:09:03,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:03,994 INFO L225 Difference]: With dead ends: 480 [2021-11-22 15:09:03,994 INFO L226 Difference]: Without dead ends: 346 [2021-11-22 15:09:03,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:04,002 INFO L933 BasicCegarLoop]: 153 mSDtfsCounter, 141 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 98 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:04,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 558 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 62 Invalid, 0 Unknown, 98 Unchecked, 0.2s Time] [2021-11-22 15:09:04,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-11-22 15:09:04,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 309. [2021-11-22 15:09:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 308 states have (on average 1.4675324675324675) internal successors, (452), 308 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 452 transitions. [2021-11-22 15:09:04,064 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 452 transitions. Word has length 68 [2021-11-22 15:09:04,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:04,066 INFO L470 AbstractCegarLoop]: Abstraction has 309 states and 452 transitions. [2021-11-22 15:09:04,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 452 transitions. [2021-11-22 15:09:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 15:09:04,077 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:04,078 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:04,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:04,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:04,304 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:04,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:04,305 INFO L85 PathProgramCache]: Analyzing trace with hash 2031900493, now seen corresponding path program 1 times [2021-11-22 15:09:04,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:04,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1621038691] [2021-11-22 15:09:04,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:04,306 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:04,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:04,308 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:04,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-22 15:09:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:04,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:04,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:04,570 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:04,760 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:04,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1621038691] [2021-11-22 15:09:04,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1621038691] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:04,760 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:04,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:04,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825737426] [2021-11-22 15:09:04,761 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:04,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:04,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:04,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:04,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:04,763 INFO L87 Difference]: Start difference. First operand 309 states and 452 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:04,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:04,802 INFO L93 Difference]: Finished difference Result 690 states and 1024 transitions. [2021-11-22 15:09:04,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:04,802 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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) Word has length 68 [2021-11-22 15:09:04,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:04,807 INFO L225 Difference]: With dead ends: 690 [2021-11-22 15:09:04,807 INFO L226 Difference]: Without dead ends: 447 [2021-11-22 15:09:04,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:04,810 INFO L933 BasicCegarLoop]: 166 mSDtfsCounter, 124 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:04,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 323 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:04,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2021-11-22 15:09:04,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 445. [2021-11-22 15:09:04,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 444 states have (on average 1.4684684684684686) internal successors, (652), 444 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 652 transitions. [2021-11-22 15:09:04,839 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 652 transitions. Word has length 68 [2021-11-22 15:09:04,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:04,839 INFO L470 AbstractCegarLoop]: Abstraction has 445 states and 652 transitions. [2021-11-22 15:09:04,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 652 transitions. [2021-11-22 15:09:04,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 15:09:04,842 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:04,843 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:04,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-22 15:09:05,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:05,056 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:05,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:05,057 INFO L85 PathProgramCache]: Analyzing trace with hash -875025075, now seen corresponding path program 1 times [2021-11-22 15:09:05,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:05,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85146454] [2021-11-22 15:09:05,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:05,058 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:05,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:05,059 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:05,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-22 15:09:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:05,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:05,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:05,312 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:05,494 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:05,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85146454] [2021-11-22 15:09:05,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85146454] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:05,495 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:05,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:05,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990064223] [2021-11-22 15:09:05,495 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:05,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:05,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:05,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:05,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:05,497 INFO L87 Difference]: Start difference. First operand 445 states and 652 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:05,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:05,532 INFO L93 Difference]: Finished difference Result 604 states and 888 transitions. [2021-11-22 15:09:05,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:05,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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) Word has length 68 [2021-11-22 15:09:05,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:05,537 INFO L225 Difference]: With dead ends: 604 [2021-11-22 15:09:05,537 INFO L226 Difference]: Without dead ends: 447 [2021-11-22 15:09:05,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:05,539 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 122 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:05,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 464 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:05,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2021-11-22 15:09:05,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 445. [2021-11-22 15:09:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 444 states have (on average 1.4617117117117118) internal successors, (649), 444 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 649 transitions. [2021-11-22 15:09:05,564 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 649 transitions. Word has length 68 [2021-11-22 15:09:05,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:05,565 INFO L470 AbstractCegarLoop]: Abstraction has 445 states and 649 transitions. [2021-11-22 15:09:05,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 649 transitions. [2021-11-22 15:09:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 15:09:05,567 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:05,567 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:05,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:05,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:05,784 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:05,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:05,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1614503887, now seen corresponding path program 1 times [2021-11-22 15:09:05,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:05,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572088525] [2021-11-22 15:09:05,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:05,786 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:05,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:05,789 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:05,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-22 15:09:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:05,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 15:09:05,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:06,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:09:06,424 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:06,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [572088525] [2021-11-22 15:09:06,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [572088525] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:06,425 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:06,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-11-22 15:09:06,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007180646] [2021-11-22 15:09:06,425 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:06,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-22 15:09:06,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:06,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-22 15:09:06,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-22 15:09:06,427 INFO L87 Difference]: Start difference. First operand 445 states and 649 transitions. Second operand has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:07,094 INFO L93 Difference]: Finished difference Result 679 states and 1016 transitions. [2021-11-22 15:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 15:09:07,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 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) Word has length 68 [2021-11-22 15:09:07,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:07,099 INFO L225 Difference]: With dead ends: 679 [2021-11-22 15:09:07,099 INFO L226 Difference]: Without dead ends: 523 [2021-11-22 15:09:07,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-11-22 15:09:07,101 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 754 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:07,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [754 Valid, 1075 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-22 15:09:07,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2021-11-22 15:09:07,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 504. [2021-11-22 15:09:07,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 503 states have (on average 1.4274353876739563) internal successors, (718), 503 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 718 transitions. [2021-11-22 15:09:07,128 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 718 transitions. Word has length 68 [2021-11-22 15:09:07,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:07,129 INFO L470 AbstractCegarLoop]: Abstraction has 504 states and 718 transitions. [2021-11-22 15:09:07,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 718 transitions. [2021-11-22 15:09:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 15:09:07,131 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:07,131 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:07,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:07,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:07,350 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:07,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:07,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1306206804, now seen corresponding path program 1 times [2021-11-22 15:09:07,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:07,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761624532] [2021-11-22 15:09:07,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:07,352 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:07,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:07,353 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:07,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-22 15:09:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:07,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:07,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:07,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:07,915 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:07,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761624532] [2021-11-22 15:09:07,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761624532] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:07,915 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:07,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:07,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879553020] [2021-11-22 15:09:07,916 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:07,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:07,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:07,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:07,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:07,918 INFO L87 Difference]: Start difference. First operand 504 states and 718 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:07,954 INFO L93 Difference]: Finished difference Result 679 states and 985 transitions. [2021-11-22 15:09:07,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:09:07,955 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 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) Word has length 69 [2021-11-22 15:09:07,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:07,962 INFO L225 Difference]: With dead ends: 679 [2021-11-22 15:09:07,962 INFO L226 Difference]: Without dead ends: 522 [2021-11-22 15:09:07,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 15:09:07,965 INFO L933 BasicCegarLoop]: 160 mSDtfsCounter, 29 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 120 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:07,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 614 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 120 Unchecked, 0.0s Time] [2021-11-22 15:09:07,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-11-22 15:09:07,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 522. [2021-11-22 15:09:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 521 states have (on average 1.437619961612284) internal successors, (749), 521 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 749 transitions. [2021-11-22 15:09:07,986 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 749 transitions. Word has length 69 [2021-11-22 15:09:07,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:07,987 INFO L470 AbstractCegarLoop]: Abstraction has 522 states and 749 transitions. [2021-11-22 15:09:07,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 749 transitions. [2021-11-22 15:09:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 15:09:07,988 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:07,989 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-22 15:09:07,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-11-22 15:09:08,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:08,197 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:08,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:08,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1213476542, now seen corresponding path program 1 times [2021-11-22 15:09:08,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:08,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [752310811] [2021-11-22 15:09:08,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:08,198 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:08,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:08,199 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:08,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-22 15:09:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:08,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:08,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 15:09:08,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 15:09:08,492 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:08,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [752310811] [2021-11-22 15:09:08,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [752310811] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:08,492 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:08,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:08,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612585744] [2021-11-22 15:09:08,493 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:08,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:08,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:08,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:08,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:08,494 INFO L87 Difference]: Start difference. First operand 522 states and 749 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:08,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:08,527 INFO L93 Difference]: Finished difference Result 1380 states and 1963 transitions. [2021-11-22 15:09:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:08,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) Word has length 73 [2021-11-22 15:09:08,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:08,533 INFO L225 Difference]: With dead ends: 1380 [2021-11-22 15:09:08,533 INFO L226 Difference]: Without dead ends: 924 [2021-11-22 15:09:08,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:08,535 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 123 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:08,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 353 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:08,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2021-11-22 15:09:08,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 922. [2021-11-22 15:09:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 921 states have (on average 1.3952225841476655) internal successors, (1285), 921 states have internal predecessors, (1285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1285 transitions. [2021-11-22 15:09:08,573 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1285 transitions. Word has length 73 [2021-11-22 15:09:08,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:08,574 INFO L470 AbstractCegarLoop]: Abstraction has 922 states and 1285 transitions. [2021-11-22 15:09:08,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:08,574 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1285 transitions. [2021-11-22 15:09:08,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 15:09:08,576 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:08,576 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 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] [2021-11-22 15:09:08,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:08,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:08,787 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:08,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:08,788 INFO L85 PathProgramCache]: Analyzing trace with hash 328393676, now seen corresponding path program 1 times [2021-11-22 15:09:08,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:08,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2034044923] [2021-11-22 15:09:08,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:08,788 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:08,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:08,789 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:08,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-22 15:09:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:08,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:08,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:08,977 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 15:09:08,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 15:09:09,084 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:09,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2034044923] [2021-11-22 15:09:09,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2034044923] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:09,084 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:09,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:09,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961802118] [2021-11-22 15:09:09,085 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:09,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:09,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:09,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:09,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:09,087 INFO L87 Difference]: Start difference. First operand 922 states and 1285 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:09,133 INFO L93 Difference]: Finished difference Result 1792 states and 2503 transitions. [2021-11-22 15:09:09,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:09,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) Word has length 75 [2021-11-22 15:09:09,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:09,140 INFO L225 Difference]: With dead ends: 1792 [2021-11-22 15:09:09,140 INFO L226 Difference]: Without dead ends: 936 [2021-11-22 15:09:09,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:09,142 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 148 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:09,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 172 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:09,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2021-11-22 15:09:09,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 928. [2021-11-22 15:09:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 927 states have (on average 1.3807982740021576) internal successors, (1280), 927 states have internal predecessors, (1280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1280 transitions. [2021-11-22 15:09:09,182 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1280 transitions. Word has length 75 [2021-11-22 15:09:09,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:09,182 INFO L470 AbstractCegarLoop]: Abstraction has 928 states and 1280 transitions. [2021-11-22 15:09:09,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,182 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1280 transitions. [2021-11-22 15:09:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 15:09:09,187 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:09,188 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2021-11-22 15:09:09,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:09,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:09,399 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:09,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:09,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1251779988, now seen corresponding path program 1 times [2021-11-22 15:09:09,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:09,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887281866] [2021-11-22 15:09:09,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:09,399 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:09,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:09,400 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:09,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-22 15:09:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:09,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:09,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 15:09:09,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 15:09:09,757 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:09,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1887281866] [2021-11-22 15:09:09,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1887281866] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:09,757 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:09,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:09,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674792142] [2021-11-22 15:09:09,758 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:09,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:09,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:09,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:09,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:09,759 INFO L87 Difference]: Start difference. First operand 928 states and 1280 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:09,815 INFO L93 Difference]: Finished difference Result 2716 states and 3727 transitions. [2021-11-22 15:09:09,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:09,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) Word has length 79 [2021-11-22 15:09:09,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:09,826 INFO L225 Difference]: With dead ends: 2716 [2021-11-22 15:09:09,826 INFO L226 Difference]: Without dead ends: 1808 [2021-11-22 15:09:09,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:09,828 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 133 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:09,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 326 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:09,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1808 states. [2021-11-22 15:09:09,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1808 to 1806. [2021-11-22 15:09:09,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1806 states, 1805 states have (on average 1.3573407202216066) internal successors, (2450), 1805 states have internal predecessors, (2450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2450 transitions. [2021-11-22 15:09:09,918 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2450 transitions. Word has length 79 [2021-11-22 15:09:09,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:09,918 INFO L470 AbstractCegarLoop]: Abstraction has 1806 states and 2450 transitions. [2021-11-22 15:09:09,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2450 transitions. [2021-11-22 15:09:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 15:09:09,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:09,921 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2021-11-22 15:09:09,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:10,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:10,132 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:10,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:10,132 INFO L85 PathProgramCache]: Analyzing trace with hash -2117921424, now seen corresponding path program 1 times [2021-11-22 15:09:10,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:10,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904483660] [2021-11-22 15:09:10,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:10,133 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:10,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:10,134 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:10,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-22 15:09:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:10,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:10,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 15:09:10,317 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 15:09:10,457 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:10,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904483660] [2021-11-22 15:09:10,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1904483660] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:10,458 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:10,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:10,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408964836] [2021-11-22 15:09:10,458 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:10,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:10,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:10,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:10,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:10,460 INFO L87 Difference]: Start difference. First operand 1806 states and 2450 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:10,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:10,523 INFO L93 Difference]: Finished difference Result 2698 states and 3652 transitions. [2021-11-22 15:09:10,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:10,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) Word has length 80 [2021-11-22 15:09:10,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:10,534 INFO L225 Difference]: With dead ends: 2698 [2021-11-22 15:09:10,534 INFO L226 Difference]: Without dead ends: 1808 [2021-11-22 15:09:10,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:10,536 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 122 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:10,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 480 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:10,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1808 states. [2021-11-22 15:09:10,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1808 to 1806. [2021-11-22 15:09:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1806 states, 1805 states have (on average 1.3445983379501385) internal successors, (2427), 1805 states have internal predecessors, (2427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2427 transitions. [2021-11-22 15:09:10,624 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2427 transitions. Word has length 80 [2021-11-22 15:09:10,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:10,624 INFO L470 AbstractCegarLoop]: Abstraction has 1806 states and 2427 transitions. [2021-11-22 15:09:10,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2427 transitions. [2021-11-22 15:09:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 15:09:10,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:10,628 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 15:09:10,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:10,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:10,850 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:10,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:10,851 INFO L85 PathProgramCache]: Analyzing trace with hash 210032922, now seen corresponding path program 1 times [2021-11-22 15:09:10,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:10,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765381372] [2021-11-22 15:09:10,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:10,851 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:10,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:10,852 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:10,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-22 15:09:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:10,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 15:09:10,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 15:09:11,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 15:09:11,316 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:11,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765381372] [2021-11-22 15:09:11,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765381372] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:11,316 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:11,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:11,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200371470] [2021-11-22 15:09:11,317 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:11,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:11,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:11,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:11,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:11,318 INFO L87 Difference]: Start difference. First operand 1806 states and 2427 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:11,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:11,522 INFO L93 Difference]: Finished difference Result 3533 states and 4858 transitions. [2021-11-22 15:09:11,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:11,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 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) Word has length 81 [2021-11-22 15:09:11,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:11,535 INFO L225 Difference]: With dead ends: 3533 [2021-11-22 15:09:11,535 INFO L226 Difference]: Without dead ends: 2157 [2021-11-22 15:09:11,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:11,538 INFO L933 BasicCegarLoop]: 156 mSDtfsCounter, 145 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 145 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:11,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 426 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 60 Invalid, 0 Unknown, 145 Unchecked, 0.1s Time] [2021-11-22 15:09:11,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2157 states. [2021-11-22 15:09:11,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2157 to 1955. [2021-11-22 15:09:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1954 states have (on average 1.373080859774821) internal successors, (2683), 1954 states have internal predecessors, (2683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2683 transitions. [2021-11-22 15:09:11,640 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2683 transitions. Word has length 81 [2021-11-22 15:09:11,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:11,640 INFO L470 AbstractCegarLoop]: Abstraction has 1955 states and 2683 transitions. [2021-11-22 15:09:11,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2683 transitions. [2021-11-22 15:09:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 15:09:11,644 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:11,644 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-22 15:09:11,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:11,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:11,855 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:11,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:11,856 INFO L85 PathProgramCache]: Analyzing trace with hash -913619447, now seen corresponding path program 1 times [2021-11-22 15:09:11,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:11,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2032077519] [2021-11-22 15:09:11,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:11,857 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:11,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:11,858 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:11,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-22 15:09:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:11,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:11,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:12,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:12,320 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:12,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2032077519] [2021-11-22 15:09:12,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2032077519] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:12,321 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:12,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:12,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569647605] [2021-11-22 15:09:12,321 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:12,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:12,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:12,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:12,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:12,323 INFO L87 Difference]: Start difference. First operand 1955 states and 2683 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:12,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:12,511 INFO L93 Difference]: Finished difference Result 3665 states and 5088 transitions. [2021-11-22 15:09:12,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:12,511 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 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) Word has length 86 [2021-11-22 15:09:12,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:12,523 INFO L225 Difference]: With dead ends: 3665 [2021-11-22 15:09:12,523 INFO L226 Difference]: Without dead ends: 2119 [2021-11-22 15:09:12,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:12,528 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 148 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 144 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:12,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 569 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 66 Invalid, 0 Unknown, 144 Unchecked, 0.1s Time] [2021-11-22 15:09:12,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2119 states. [2021-11-22 15:09:12,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2119 to 1955. [2021-11-22 15:09:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1954 states have (on average 1.36489252814739) internal successors, (2667), 1954 states have internal predecessors, (2667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2667 transitions. [2021-11-22 15:09:12,646 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2667 transitions. Word has length 86 [2021-11-22 15:09:12,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:12,647 INFO L470 AbstractCegarLoop]: Abstraction has 1955 states and 2667 transitions. [2021-11-22 15:09:12,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2667 transitions. [2021-11-22 15:09:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 15:09:12,651 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:12,651 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-22 15:09:12,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:12,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:12,863 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:12,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:12,863 INFO L85 PathProgramCache]: Analyzing trace with hash 751712707, now seen corresponding path program 1 times [2021-11-22 15:09:12,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:12,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885142937] [2021-11-22 15:09:12,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:12,864 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:12,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:12,865 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:12,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-22 15:09:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:12,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:12,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:13,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:13,313 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:13,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885142937] [2021-11-22 15:09:13,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1885142937] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:13,313 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:13,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:13,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816219531] [2021-11-22 15:09:13,314 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:13,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:13,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:13,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:13,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:13,315 INFO L87 Difference]: Start difference. First operand 1955 states and 2667 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:13,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:13,503 INFO L93 Difference]: Finished difference Result 3914 states and 5423 transitions. [2021-11-22 15:09:13,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:13,503 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 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) Word has length 88 [2021-11-22 15:09:13,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:13,516 INFO L225 Difference]: With dead ends: 3914 [2021-11-22 15:09:13,516 INFO L226 Difference]: Without dead ends: 2368 [2021-11-22 15:09:13,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:13,519 INFO L933 BasicCegarLoop]: 152 mSDtfsCounter, 148 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 92 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:13,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 410 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 62 Invalid, 0 Unknown, 92 Unchecked, 0.1s Time] [2021-11-22 15:09:13,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states. [2021-11-22 15:09:13,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 2244. [2021-11-22 15:09:13,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2244 states, 2243 states have (on average 1.3736067766384308) internal successors, (3081), 2243 states have internal predecessors, (3081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 2244 states and 3081 transitions. [2021-11-22 15:09:13,639 INFO L78 Accepts]: Start accepts. Automaton has 2244 states and 3081 transitions. Word has length 88 [2021-11-22 15:09:13,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:13,639 INFO L470 AbstractCegarLoop]: Abstraction has 2244 states and 3081 transitions. [2021-11-22 15:09:13,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 3081 transitions. [2021-11-22 15:09:13,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 15:09:13,643 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:13,643 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-22 15:09:13,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:13,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:13,854 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:13,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:13,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1734054716, now seen corresponding path program 1 times [2021-11-22 15:09:13,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:13,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [150235091] [2021-11-22 15:09:13,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:13,856 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:13,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:13,859 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:13,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-22 15:09:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:13,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:13,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 42 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:14,112 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 42 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 15:09:14,321 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:14,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [150235091] [2021-11-22 15:09:14,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [150235091] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:14,321 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:14,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:14,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004393783] [2021-11-22 15:09:14,322 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:14,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:14,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:14,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:14,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:14,324 INFO L87 Difference]: Start difference. First operand 2244 states and 3081 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:14,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:14,394 INFO L93 Difference]: Finished difference Result 2802 states and 3901 transitions. [2021-11-22 15:09:14,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:09:14,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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) Word has length 89 [2021-11-22 15:09:14,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:14,407 INFO L225 Difference]: With dead ends: 2802 [2021-11-22 15:09:14,407 INFO L226 Difference]: Without dead ends: 2263 [2021-11-22 15:09:14,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 15:09:14,410 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 47 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 120 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:14,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 474 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 120 Unchecked, 0.0s Time] [2021-11-22 15:09:14,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2263 states. [2021-11-22 15:09:14,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2263 to 2263. [2021-11-22 15:09:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2263 states, 2262 states have (on average 1.374447391688771) internal successors, (3109), 2262 states have internal predecessors, (3109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3109 transitions. [2021-11-22 15:09:14,506 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3109 transitions. Word has length 89 [2021-11-22 15:09:14,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:14,506 INFO L470 AbstractCegarLoop]: Abstraction has 2263 states and 3109 transitions. [2021-11-22 15:09:14,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3109 transitions. [2021-11-22 15:09:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 15:09:14,511 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:14,511 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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] [2021-11-22 15:09:14,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:14,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:14,722 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:14,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:14,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1217188523, now seen corresponding path program 1 times [2021-11-22 15:09:14,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:14,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093512344] [2021-11-22 15:09:14,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:14,724 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:14,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:14,725 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:14,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-22 15:09:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:14,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:14,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 15:09:14,925 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 15:09:15,079 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:15,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093512344] [2021-11-22 15:09:15,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2093512344] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:15,080 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:15,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-22 15:09:15,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892288328] [2021-11-22 15:09:15,084 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:15,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:09:15,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:15,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:09:15,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:15,085 INFO L87 Difference]: Start difference. First operand 2263 states and 3109 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:15,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:15,157 INFO L93 Difference]: Finished difference Result 3159 states and 4347 transitions. [2021-11-22 15:09:15,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:09:15,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) Word has length 92 [2021-11-22 15:09:15,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:15,170 INFO L225 Difference]: With dead ends: 3159 [2021-11-22 15:09:15,170 INFO L226 Difference]: Without dead ends: 2208 [2021-11-22 15:09:15,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:09:15,172 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 136 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:15,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:15,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2208 states. [2021-11-22 15:09:15,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2208 to 2206. [2021-11-22 15:09:15,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2206 states, 2205 states have (on average 1.3582766439909297) internal successors, (2995), 2205 states have internal predecessors, (2995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 2995 transitions. [2021-11-22 15:09:15,267 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 2995 transitions. Word has length 92 [2021-11-22 15:09:15,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:15,267 INFO L470 AbstractCegarLoop]: Abstraction has 2206 states and 2995 transitions. [2021-11-22 15:09:15,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2995 transitions. [2021-11-22 15:09:15,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 15:09:15,275 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:15,275 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 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] [2021-11-22 15:09:15,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:15,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:15,486 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:15,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:15,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1147874306, now seen corresponding path program 1 times [2021-11-22 15:09:15,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:15,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62066633] [2021-11-22 15:09:15,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:15,488 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:15,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:15,489 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:15,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-22 15:09:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:15,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:15,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:15,763 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:15,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:15,971 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:15,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62066633] [2021-11-22 15:09:15,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62066633] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:15,972 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:15,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:15,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220681984] [2021-11-22 15:09:15,972 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:15,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:15,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:15,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:15,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:15,975 INFO L87 Difference]: Start difference. First operand 2206 states and 2995 transitions. Second operand has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:16,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:16,158 INFO L93 Difference]: Finished difference Result 4033 states and 5534 transitions. [2021-11-22 15:09:16,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 15:09:16,158 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 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) Word has length 100 [2021-11-22 15:09:16,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:16,171 INFO L225 Difference]: With dead ends: 4033 [2021-11-22 15:09:16,171 INFO L226 Difference]: Without dead ends: 2341 [2021-11-22 15:09:16,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:16,175 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 151 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 144 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:16,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 567 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 66 Invalid, 0 Unknown, 144 Unchecked, 0.1s Time] [2021-11-22 15:09:16,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2341 states. [2021-11-22 15:09:16,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2341 to 2206. [2021-11-22 15:09:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2206 states, 2205 states have (on average 1.344671201814059) internal successors, (2965), 2205 states have internal predecessors, (2965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 2965 transitions. [2021-11-22 15:09:16,288 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 2965 transitions. Word has length 100 [2021-11-22 15:09:16,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:16,288 INFO L470 AbstractCegarLoop]: Abstraction has 2206 states and 2965 transitions. [2021-11-22 15:09:16,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2965 transitions. [2021-11-22 15:09:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 15:09:16,293 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:16,293 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-11-22 15:09:16,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:16,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:16,504 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:16,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:16,504 INFO L85 PathProgramCache]: Analyzing trace with hash -355224684, now seen corresponding path program 1 times [2021-11-22 15:09:16,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:16,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1527458429] [2021-11-22 15:09:16,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:16,505 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:16,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:16,506 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:16,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-22 15:09:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:16,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:16,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:16,767 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:16,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:16,994 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:16,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1527458429] [2021-11-22 15:09:16,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1527458429] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:16,995 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:16,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:16,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281166787] [2021-11-22 15:09:16,996 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:16,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:16,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:16,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:16,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:16,997 INFO L87 Difference]: Start difference. First operand 2206 states and 2965 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:17,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:17,066 INFO L93 Difference]: Finished difference Result 2745 states and 3738 transitions. [2021-11-22 15:09:17,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:09:17,067 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 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) Word has length 101 [2021-11-22 15:09:17,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:17,078 INFO L225 Difference]: With dead ends: 2745 [2021-11-22 15:09:17,078 INFO L226 Difference]: Without dead ends: 2206 [2021-11-22 15:09:17,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 15:09:17,081 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 27 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 120 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:17,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 646 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 120 Unchecked, 0.0s Time] [2021-11-22 15:09:17,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2021-11-22 15:09:17,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 2206. [2021-11-22 15:09:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2206 states, 2205 states have (on average 1.3433106575963718) internal successors, (2962), 2205 states have internal predecessors, (2962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 2962 transitions. [2021-11-22 15:09:17,163 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 2962 transitions. Word has length 101 [2021-11-22 15:09:17,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:17,163 INFO L470 AbstractCegarLoop]: Abstraction has 2206 states and 2962 transitions. [2021-11-22 15:09:17,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2962 transitions. [2021-11-22 15:09:17,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 15:09:17,168 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:17,169 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 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] [2021-11-22 15:09:17,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:17,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:17,380 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:17,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:17,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1529586067, now seen corresponding path program 1 times [2021-11-22 15:09:17,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:17,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302167935] [2021-11-22 15:09:17,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:17,381 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:17,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:17,382 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:17,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-22 15:09:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:17,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:09:17,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 82 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:17,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:17,887 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 82 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 15:09:17,888 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:17,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302167935] [2021-11-22 15:09:17,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302167935] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:17,888 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:17,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:17,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213871843] [2021-11-22 15:09:17,889 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:17,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:17,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:17,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:17,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:17,890 INFO L87 Difference]: Start difference. First operand 2206 states and 2962 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:18,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:18,082 INFO L93 Difference]: Finished difference Result 4056 states and 5513 transitions. [2021-11-22 15:09:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:18,083 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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) Word has length 102 [2021-11-22 15:09:18,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:18,107 INFO L225 Difference]: With dead ends: 4056 [2021-11-22 15:09:18,114 INFO L226 Difference]: Without dead ends: 2364 [2021-11-22 15:09:18,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:18,117 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 154 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 150 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:18,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 578 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 66 Invalid, 0 Unknown, 150 Unchecked, 0.1s Time] [2021-11-22 15:09:18,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2364 states. [2021-11-22 15:09:18,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2364 to 2206. [2021-11-22 15:09:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2206 states, 2205 states have (on average 1.3310657596371882) internal successors, (2935), 2205 states have internal predecessors, (2935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 2935 transitions. [2021-11-22 15:09:18,229 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 2935 transitions. Word has length 102 [2021-11-22 15:09:18,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:18,229 INFO L470 AbstractCegarLoop]: Abstraction has 2206 states and 2935 transitions. [2021-11-22 15:09:18,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:18,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2935 transitions. [2021-11-22 15:09:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 15:09:18,234 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:18,235 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-22 15:09:18,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:18,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:18,445 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:18,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:18,446 INFO L85 PathProgramCache]: Analyzing trace with hash 88427331, now seen corresponding path program 1 times [2021-11-22 15:09:18,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:18,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1378949777] [2021-11-22 15:09:18,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:18,447 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:18,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:18,448 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:18,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-22 15:09:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:18,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 15:09:18,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 53 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 15:09:18,735 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 53 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 15:09:18,988 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:18,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1378949777] [2021-11-22 15:09:18,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1378949777] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:09:18,988 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:09:18,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-22 15:09:18,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454343371] [2021-11-22 15:09:18,989 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:09:18,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:09:18,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:18,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:09:18,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:09:18,990 INFO L87 Difference]: Start difference. First operand 2206 states and 2935 transitions. Second operand has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:19,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:19,179 INFO L93 Difference]: Finished difference Result 2547 states and 3397 transitions. [2021-11-22 15:09:19,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:09:19,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 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) Word has length 104 [2021-11-22 15:09:19,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:19,185 INFO L225 Difference]: With dead ends: 2547 [2021-11-22 15:09:19,185 INFO L226 Difference]: Without dead ends: 2342 [2021-11-22 15:09:19,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:09:19,187 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 141 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 149 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:19,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 574 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 66 Invalid, 0 Unknown, 149 Unchecked, 0.1s Time] [2021-11-22 15:09:19,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2342 states. [2021-11-22 15:09:19,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2342 to 2116. [2021-11-22 15:09:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2116 states, 2115 states have (on average 1.3333333333333333) internal successors, (2820), 2115 states have internal predecessors, (2820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:19,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 2116 states and 2820 transitions. [2021-11-22 15:09:19,290 INFO L78 Accepts]: Start accepts. Automaton has 2116 states and 2820 transitions. Word has length 104 [2021-11-22 15:09:19,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:19,290 INFO L470 AbstractCegarLoop]: Abstraction has 2116 states and 2820 transitions. [2021-11-22 15:09:19,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2820 transitions. [2021-11-22 15:09:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 15:09:19,295 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:19,295 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2021-11-22 15:09:19,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:19,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:19,506 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:19,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:19,506 INFO L85 PathProgramCache]: Analyzing trace with hash 2022672797, now seen corresponding path program 1 times [2021-11-22 15:09:19,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:19,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [677371927] [2021-11-22 15:09:19,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:19,507 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:19,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:19,507 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:19,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-22 15:09:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:09:19,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:09:19,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:09:19,702 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 15:09:19,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:09:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 15:09:19,833 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:09:19,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [677371927] [2021-11-22 15:09:19,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [677371927] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:09:19,833 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:09:19,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-22 15:09:19,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183278581] [2021-11-22 15:09:19,833 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:09:19,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:09:19,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:09:19,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:09:19,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:09:19,834 INFO L87 Difference]: Start difference. First operand 2116 states and 2820 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:19,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:09:20,000 INFO L93 Difference]: Finished difference Result 7486 states and 10093 transitions. [2021-11-22 15:09:20,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 15:09:20,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) Word has length 104 [2021-11-22 15:09:20,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:09:20,012 INFO L225 Difference]: With dead ends: 7486 [2021-11-22 15:09:20,012 INFO L226 Difference]: Without dead ends: 5540 [2021-11-22 15:09:20,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:09:20,016 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 261 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:09:20,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 494 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:09:20,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2021-11-22 15:09:20,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 5506. [2021-11-22 15:09:20,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5506 states, 5505 states have (on average 1.3364214350590373) internal successors, (7357), 5505 states have internal predecessors, (7357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:20,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5506 states to 5506 states and 7357 transitions. [2021-11-22 15:09:20,245 INFO L78 Accepts]: Start accepts. Automaton has 5506 states and 7357 transitions. Word has length 104 [2021-11-22 15:09:20,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:09:20,246 INFO L470 AbstractCegarLoop]: Abstraction has 5506 states and 7357 transitions. [2021-11-22 15:09:20,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:09:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 5506 states and 7357 transitions. [2021-11-22 15:09:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 15:09:20,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:09:20,257 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2021-11-22 15:09:20,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:20,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:20,468 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:09:20,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:09:20,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1888659291, now seen corresponding path program 1 times [2021-11-22 15:09:20,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:09:20,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1788468355] [2021-11-22 15:09:20,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:09:20,470 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:09:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:09:20,471 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:09:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-22 15:09:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:09:20,524 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:09:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:09:20,697 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-22 15:09:20,697 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 15:09:20,698 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 15:09:20,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-22 15:09:20,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:09:20,914 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:09:20,917 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 15:09:21,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 03:09:21 BoogieIcfgContainer [2021-11-22 15:09:21,066 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 15:09:21,067 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:09:21,067 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:09:21,067 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:09:21,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:59" (3/4) ... [2021-11-22 15:09:21,069 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 15:09:21,182 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 15:09:21,182 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:09:21,183 INFO L158 Benchmark]: Toolchain (without parser) took 23262.13ms. Allocated memory was 50.3MB in the beginning and 245.4MB in the end (delta: 195.0MB). Free memory was 26.3MB in the beginning and 122.0MB in the end (delta: -95.7MB). Peak memory consumption was 100.1MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,183 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:09:21,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.21ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.1MB in the beginning and 42.8MB in the end (delta: -16.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.90ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 40.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,185 INFO L158 Benchmark]: Boogie Preprocessor took 52.57ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,185 INFO L158 Benchmark]: RCFGBuilder took 1020.12ms. Allocated memory is still 62.9MB. Free memory was 38.1MB in the beginning and 32.2MB in the end (delta: 6.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,185 INFO L158 Benchmark]: TraceAbstraction took 21429.95ms. Allocated memory was 62.9MB in the beginning and 245.4MB in the end (delta: 182.5MB). Free memory was 31.7MB in the beginning and 143.1MB in the end (delta: -111.4MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,186 INFO L158 Benchmark]: Witness Printer took 115.70ms. Allocated memory is still 245.4MB. Free memory was 142.0MB in the beginning and 122.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-22 15:09:21,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.21ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.1MB in the beginning and 42.8MB in the end (delta: -16.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.90ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 40.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.57ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.12ms. Allocated memory is still 62.9MB. Free memory was 38.1MB in the beginning and 32.2MB in the end (delta: 6.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * TraceAbstraction took 21429.95ms. Allocated memory was 62.9MB in the beginning and 245.4MB in the end (delta: 182.5MB). Free memory was 31.7MB in the beginning and 143.1MB in the end (delta: -111.4MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Witness Printer took 115.70ms. Allocated memory is still 245.4MB. Free memory was 142.0MB in the beginning and 122.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. 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 - CounterExampleResult [Line: 624]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L633] int __retres1 ; [L637] CALL ssl3_connect() [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] unsigned int s__version = __VERIFIER_nondet_uint(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__bbio = __VERIFIER_nondet_int(); [L28] int s__wbio = __VERIFIER_nondet_int(); [L29] int s__hit = __VERIFIER_nondet_int(); [L30] int s__rwstate ; [L31] int s__init_buf___0 = __VERIFIER_nondet_int(); [L32] int s__debug = __VERIFIER_nondet_int(); [L33] int s__shutdown ; [L34] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L35] unsigned int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_uint(); [L36] unsigned int s__ctx__stats__sess_connect = __VERIFIER_nondet_uint(); [L37] unsigned int s__ctx__stats__sess_hit = __VERIFIER_nondet_uint(); [L38] unsigned int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_uint(); [L39] int s__s3__change_cipher_spec ; [L40] int s__s3__flags = __VERIFIER_nondet_int(); [L41] int s__s3__delay_buf_pop_ret ; [L42] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 ; [L48] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int s__session__compress_meth ; [L51] int buf ; [L52] unsigned long tmp ; [L53] unsigned long l ; [L54] int num1 = __VERIFIER_nondet_int(); [L55] int cb ; [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int tmp___0 ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] int tmp___6 = __VERIFIER_nondet_int(); [L67] int tmp___7 = __VERIFIER_nondet_int(); [L68] int tmp___8 = __VERIFIER_nondet_int(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X ; [L72] int ag_Y ; [L73] int ag_Z ; [L74] int __retres60 ; [L77] s__state = 12292 [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] tmp___0 = 0 VAL [blastFlag=0, cb=0, ret=4294967295, s__state=12292, skip=0, tmp___0=0] [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [blastFlag=0, cb=2, ret=4294967295, s__info_callback=2, s__state=12292, skip=0, tmp___0=0] [L93] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=2, ret=4294967295, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0] [L94] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=2, ret=4294967295, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L103] COND FALSE !(\read(s__hit)) [L106] ag_Z = 48 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L111] state = s__state VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L112] COND TRUE s__state == 12292 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L215] s__new_session = 1 [L216] s__state = 4096 [L217] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L222] s__server = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L223] COND TRUE cb != 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L228] COND FALSE !(s__version + 65280 != 768) [L234] s__type = 4096 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L235] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L253] COND FALSE !(! tmp___4) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2] [L259] COND FALSE !(! tmp___5) [L265] s__state = 4368 [L266] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L267] s__init_num = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND TRUE s__state == 4368 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 VAL [ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L278] COND FALSE !(ret <= 0) [L283] s__state = 4384 [L284] ag_X = s__state - 32 [L285] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L286] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND TRUE s__state == 4384 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 1 [L296] blastFlag = 2 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L304] COND FALSE !(ret <= 0) [L309] s__state = ag_X VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4352, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L310] COND FALSE !(\read(s__hit)) [L313] s__state = s__state | ag_Z VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L315] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L139] COND TRUE s__state == 4400 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L319] COND TRUE (unsigned long )s__s3__tmp__new_cipher__algorithms + 256UL [L320] skip = 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L334] s__state = 4416 [L335] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L145] COND TRUE s__state == 4416 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L339] ret = __VERIFIER_nondet_int() [L340] COND FALSE !(blastFlag == 3) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L345] COND FALSE !(ret <= 0) [L350] s__state = 4432 [L351] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L352] COND FALSE !(! tmp___6) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L145] COND FALSE !(s__state == 4416) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L148] COND FALSE !(s__state == 4417) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L151] COND TRUE s__state == 4432 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L361] ret = __VERIFIER_nondet_int() [L362] COND TRUE blastFlag <= 5 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=4, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L624] reach_error() VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=4, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=1, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.2s, OverallIterations: 24, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3112 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3112 mSDsluCounter, 10690 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1282 IncrementalHoareTripleChecker+Unchecked, 6177 mSDsCounter, 461 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1325 IncrementalHoareTripleChecker+Invalid, 3068 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 461 mSolverCounterUnsat, 4513 mSDtfsCounter, 1325 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3493 GetRequests, 3412 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5506occurred in iteration=23, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 23 MinimizatonAttempts, 1126 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 1863 NumberOfCodeBlocks, 1863 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3472 ConstructedInterpolants, 592 QuantifiedInterpolants, 10135 SizeOfPredicates, 36 NumberOfNonLiveVariables, 2572 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 46 InterpolantComputations, 24 PerfectInterpolantSequences, 2311/2904 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 RESULT: Ultimate proved your program to be incorrect! [2021-11-22 15:09:21,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03f7e6c9-e4bf-4a62-9d78-87d6aabed584/bin/uautomizer-w2VwFs6gM0/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE