./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:01:24,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:01:24,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:01:24,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:01:24,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:01:24,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:01:24,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:01:24,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:01:24,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:01:24,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:01:24,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:01:24,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:01:24,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:01:24,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:01:24,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:01:24,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:01:24,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:01:24,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:01:24,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:01:24,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:01:24,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:01:24,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:01:24,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:01:24,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:01:24,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:01:24,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:01:24,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:01:24,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:01:24,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:01:24,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:01:24,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:01:24,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:01:24,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:01:24,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:01:24,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:01:24,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:01:24,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:01:24,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:01:24,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:01:24,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:01:24,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:01:24,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:01:24,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:01:24,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:01:24,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:01:24,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:01:24,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:01:24,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:01:24,339 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:01:24,339 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:01:24,339 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:01:24,340 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:01:24,341 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:01:24,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:01:24,342 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:01:24,342 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:01:24,342 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:01:24,342 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:01:24,343 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:01:24,343 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:01:24,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:01:24,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:01:24,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:01:24,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:01:24,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:01:24,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:01:24,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:01:24,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:01:24,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:01:24,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:01:24,347 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:01:24,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:01:24,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:01:24,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:01:24,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:01:24,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:01:24,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:01:24,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:01:24,349 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:01:24,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:01:24,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:01:24,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:01:24,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:01:24,351 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f [2021-11-25 19:01:24,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:01:24,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:01:24,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:01:24,771 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:01:24,772 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:01:24,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:01:24,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/18c1beb1e/9070b46e66d64ec3b61d2b872d6f69ff/FLAG039162f8a [2021-11-25 19:01:25,481 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:01:25,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:01:25,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/18c1beb1e/9070b46e66d64ec3b61d2b872d6f69ff/FLAG039162f8a [2021-11-25 19:01:25,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/18c1beb1e/9070b46e66d64ec3b61d2b872d6f69ff [2021-11-25 19:01:25,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:01:25,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:01:25,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:01:25,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:01:25,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:01:25,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:01:25" (1/1) ... [2021-11-25 19:01:25,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1657db68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:25, skipping insertion in model container [2021-11-25 19:01:25,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:01:25" (1/1) ... [2021-11-25 19:01:25,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:01:25,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:01:26,159 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_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37676,37689] [2021-11-25 19:01:26,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:01:26,199 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:01:26,293 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_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37676,37689] [2021-11-25 19:01:26,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:01:26,328 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:01:26,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26 WrapperNode [2021-11-25 19:01:26,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:01:26,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:01:26,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:01:26,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:01:26,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,425 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 474 [2021-11-25 19:01:26,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:01:26,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:01:26,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:01:26,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:01:26,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:01:26,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:01:26,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:01:26,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:01:26,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (1/1) ... [2021-11-25 19:01:26,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:01:26,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:01:26,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:01:26,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:01:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:01:26,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:01:26,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:01:26,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:01:26,736 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:01:26,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:01:26,758 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 19:01:27,475 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-11-25 19:01:27,476 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-11-25 19:01:27,477 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:01:27,690 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:01:27,691 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 19:01:27,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:01:27 BoogieIcfgContainer [2021-11-25 19:01:27,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:01:27,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:01:27,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:01:27,728 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:01:27,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:01:25" (1/3) ... [2021-11-25 19:01:27,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2982a45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:01:27, skipping insertion in model container [2021-11-25 19:01:27,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:26" (2/3) ... [2021-11-25 19:01:27,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2982a45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:01:27, skipping insertion in model container [2021-11-25 19:01:27,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:01:27" (3/3) ... [2021-11-25 19:01:27,732 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:01:27,739 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:01:27,739 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:01:27,802 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:01:27,811 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=FINITE_AUTOMATA, 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 [2021-11-25 19:01:27,811 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:01:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 82 states have (on average 1.7682926829268293) internal successors, (145), 83 states have internal predecessors, (145), 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) [2021-11-25 19:01:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 19:01:27,841 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:27,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:01:27,843 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:27,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:27,850 INFO L85 PathProgramCache]: Analyzing trace with hash -227504797, now seen corresponding path program 1 times [2021-11-25 19:01:27,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:27,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280457149] [2021-11-25 19:01:27,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:27,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:01:28,109 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:28,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280457149] [2021-11-25 19:01:28,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280457149] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:01:28,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:01:28,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:01:28,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385497100] [2021-11-25 19:01:28,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:01:28,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:01:28,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:01:28,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:01:28,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:01:28,172 INFO L87 Difference]: Start difference. First operand has 84 states, 82 states have (on average 1.7682926829268293) internal successors, (145), 83 states have internal predecessors, (145), 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 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-25 19:01:28,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:01:28,450 INFO L93 Difference]: Finished difference Result 169 states and 293 transitions. [2021-11-25 19:01:28,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:01:28,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-11-25 19:01:28,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:01:28,467 INFO L225 Difference]: With dead ends: 169 [2021-11-25 19:01:28,467 INFO L226 Difference]: Without dead ends: 83 [2021-11-25 19:01:28,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:01:28,480 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:01:28,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 179 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:01:28,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-11-25 19:01:28,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-11-25 19:01:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 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) [2021-11-25 19:01:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-11-25 19:01:28,544 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 19 [2021-11-25 19:01:28,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:01:28,545 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-11-25 19:01:28,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-25 19:01:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-11-25 19:01:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 19:01:28,548 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:28,548 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 19:01:28,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:01:28,550 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:28,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:28,554 INFO L85 PathProgramCache]: Analyzing trace with hash -2056253058, now seen corresponding path program 1 times [2021-11-25 19:01:28,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:28,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57906909] [2021-11-25 19:01:28,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:28,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:01:28,714 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:28,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57906909] [2021-11-25 19:01:28,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57906909] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:01:28,716 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:01:28,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:01:28,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442709622] [2021-11-25 19:01:28,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:01:28,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:01:28,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:01:28,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:01:28,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:01:28,723 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-25 19:01:28,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:01:28,912 INFO L93 Difference]: Finished difference Result 178 states and 261 transitions. [2021-11-25 19:01:28,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:01:28,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 28 [2021-11-25 19:01:28,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:01:28,919 INFO L225 Difference]: With dead ends: 178 [2021-11-25 19:01:28,920 INFO L226 Difference]: Without dead ends: 98 [2021-11-25 19:01:28,926 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 [2021-11-25 19:01:28,929 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 8 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:01:28,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 129 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:01:28,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-25 19:01:28,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 96. [2021-11-25 19:01:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.431578947368421) internal successors, (136), 95 states have internal predecessors, (136), 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) [2021-11-25 19:01:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 136 transitions. [2021-11-25 19:01:28,952 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 136 transitions. Word has length 28 [2021-11-25 19:01:28,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:01:28,953 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 136 transitions. [2021-11-25 19:01:28,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-25 19:01:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2021-11-25 19:01:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 19:01:28,955 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:28,956 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 19:01:28,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:01:28,958 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:28,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:28,960 INFO L85 PathProgramCache]: Analyzing trace with hash -96028736, now seen corresponding path program 1 times [2021-11-25 19:01:28,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:28,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762665489] [2021-11-25 19:01:28,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:28,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:01:29,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:29,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762665489] [2021-11-25 19:01:29,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762665489] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:01:29,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:01:29,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:01:29,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594438214] [2021-11-25 19:01:29,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:01:29,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:01:29,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:01:29,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:01:29,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:01:29,091 INFO L87 Difference]: Start difference. First operand 96 states and 136 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-25 19:01:29,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:01:29,273 INFO L93 Difference]: Finished difference Result 206 states and 297 transitions. [2021-11-25 19:01:29,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:01:29,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 39 [2021-11-25 19:01:29,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:01:29,275 INFO L225 Difference]: With dead ends: 206 [2021-11-25 19:01:29,276 INFO L226 Difference]: Without dead ends: 113 [2021-11-25 19:01:29,277 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 [2021-11-25 19:01:29,278 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 8 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:01:29,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 140 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:01:29,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-11-25 19:01:29,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 111. [2021-11-25 19:01:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 110 states have (on average 1.4) internal successors, (154), 110 states have internal predecessors, (154), 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) [2021-11-25 19:01:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 154 transitions. [2021-11-25 19:01:29,291 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 154 transitions. Word has length 39 [2021-11-25 19:01:29,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:01:29,292 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 154 transitions. [2021-11-25 19:01:29,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-25 19:01:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2021-11-25 19:01:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 19:01:29,294 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:29,295 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 19:01:29,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:01:29,295 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:29,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:29,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1813482241, now seen corresponding path program 1 times [2021-11-25 19:01:29,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:29,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356030306] [2021-11-25 19:01:29,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:29,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:29,430 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:01:29,432 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:29,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356030306] [2021-11-25 19:01:29,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356030306] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:01:29,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347529605] [2021-11-25 19:01:29,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:29,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:01:29,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:01:29,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:01:29,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:01:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:29,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:01:29,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:01:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 19:01:29,995 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:01:29,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347529605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:01:29,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:01:29,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2021-11-25 19:01:29,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131104090] [2021-11-25 19:01:29,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:01:29,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:01:29,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:01:30,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:01:30,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:01:30,001 INFO L87 Difference]: Start difference. First operand 111 states and 154 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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) [2021-11-25 19:01:30,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:01:30,225 INFO L93 Difference]: Finished difference Result 261 states and 381 transitions. [2021-11-25 19:01:30,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:01:30,226 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 52 [2021-11-25 19:01:30,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:01:30,229 INFO L225 Difference]: With dead ends: 261 [2021-11-25 19:01:30,230 INFO L226 Difference]: Without dead ends: 153 [2021-11-25 19:01:30,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:01:30,236 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 50 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:01:30,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 129 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:01:30,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-11-25 19:01:30,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 148. [2021-11-25 19:01:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 147 states have (on average 1.3265306122448979) internal successors, (195), 147 states have internal predecessors, (195), 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) [2021-11-25 19:01:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 195 transitions. [2021-11-25 19:01:30,256 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 195 transitions. Word has length 52 [2021-11-25 19:01:30,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:01:30,257 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 195 transitions. [2021-11-25 19:01:30,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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) [2021-11-25 19:01:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 195 transitions. [2021-11-25 19:01:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 19:01:30,265 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:30,265 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 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] [2021-11-25 19:01:30,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:01:30,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:01:30,476 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:30,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:30,477 INFO L85 PathProgramCache]: Analyzing trace with hash -535980728, now seen corresponding path program 1 times [2021-11-25 19:01:30,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:30,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405759530] [2021-11-25 19:01:30,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:30,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 19:01:30,579 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:30,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405759530] [2021-11-25 19:01:30,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405759530] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:01:30,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:01:30,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:01:30,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240756082] [2021-11-25 19:01:30,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:01:30,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:01:30,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:01:30,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:01:30,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:01:30,583 INFO L87 Difference]: Start difference. First operand 148 states and 195 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-11-25 19:01:30,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:01:30,758 INFO L93 Difference]: Finished difference Result 314 states and 423 transitions. [2021-11-25 19:01:30,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:01:30,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 67 [2021-11-25 19:01:30,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:01:30,772 INFO L225 Difference]: With dead ends: 314 [2021-11-25 19:01:30,773 INFO L226 Difference]: Without dead ends: 169 [2021-11-25 19:01:30,774 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 [2021-11-25 19:01:30,778 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 8 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:01:30,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 142 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:01:30,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-11-25 19:01:30,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2021-11-25 19:01:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 166 states have (on average 1.3072289156626506) internal successors, (217), 166 states have internal predecessors, (217), 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) [2021-11-25 19:01:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 217 transitions. [2021-11-25 19:01:30,803 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 217 transitions. Word has length 67 [2021-11-25 19:01:30,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:01:30,804 INFO L470 AbstractCegarLoop]: Abstraction has 167 states and 217 transitions. [2021-11-25 19:01:30,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-11-25 19:01:30,804 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2021-11-25 19:01:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 19:01:30,817 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:01:30,817 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 19:01:30,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 19:01:30,818 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:01:30,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:01:30,819 INFO L85 PathProgramCache]: Analyzing trace with hash -809439390, now seen corresponding path program 1 times [2021-11-25 19:01:30,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:01:30,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486689616] [2021-11-25 19:01:30,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:30,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:01:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 19:01:31,025 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:01:31,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486689616] [2021-11-25 19:01:31,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486689616] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:01:31,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478691320] [2021-11-25 19:01:31,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:01:31,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:01:31,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:01:31,028 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:01:31,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:01:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:01:31,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:01:31,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:01:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 19:01:31,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:01:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-25 19:01:31,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478691320] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:01:31,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [562969523] [2021-11-25 19:01:31,834 INFO L159 IcfgInterpreter]: Started Sifa with 36 locations of interest [2021-11-25 19:01:31,834 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:01:31,840 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:01:31,847 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:01:31,848 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:02:05,730 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:02:26,732 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2845#(and (= 4432 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) (= |ULTIMATE.start_ssl3_connect_~tmp___0~0#1| 0) (<= |ULTIMATE.start_ssl3_connect_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp___7~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher~0#1|)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___3~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___7~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_compression__id~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~s__s3__flags~0#1| 2147483647) (= |ULTIMATE.start_ssl3_connect_~s__type~0#1| 4096) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___5~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___4~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~num1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__bbio~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__init_buf___0~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__cert_req~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_connect_~skip~0#1|) (<= |ULTIMATE.start_ssl3_connect_~s__info_callback~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~cb~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___9~0#1| 2147483648)) (= 5 |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__init_buf___0~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~skip~0#1| 0) (<= |ULTIMATE.start_ssl3_connect_~tmp___9~0#1| 2147483647) (= |ULTIMATE.start_ssl3_connect_~s__init_num~0#1| 0) (<= |ULTIMATE.start_ssl3_connect_~s__bbio~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__flags~0#1| 2147483648)) (<= 4368 |ULTIMATE.start_ssl3_connect_~state~0#1|) (<= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~cb~0#1| 2147483648)) (<= 0 |ULTIMATE.start_ssl3_connect_~s__server~0#1|) (<= 1 |ULTIMATE.start_ssl3_connect_~s__new_session~0#1|) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__ctx__info_callback~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__wbio~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__debug~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~num1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp___5~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_connect_~ret~0#1|)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__tmp__cert_req~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_compression~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__info_callback~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~s__server~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_compression__id~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__ctx__info_callback~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~s__new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp___6~0#1| 2147483648)) (<= 0 |#NULL.offset|) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~s__hit~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_compression~0#1| 2147483647) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_connect_~s__wbio~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp___3~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp___6~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_connect_~tmp___8~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_connect_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_connect_~tmp~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_connect_~s__hit~0#1| 2147483647))' at error location [2021-11-25 19:02:26,732 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:02:26,733 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:02:26,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 3] total 7 [2021-11-25 19:02:26,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380992624] [2021-11-25 19:02:26,734 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:02:26,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:02:26,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:02:26,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:02:26,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=1228, Unknown=0, NotChecked=0, Total=1406 [2021-11-25 19:02:26,737 INFO L87 Difference]: Start difference. First operand 167 states and 217 transitions. Second operand has 8 states, 8 states have (on average 15.875) internal successors, (127), 7 states have internal predecessors, (127), 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) [2021-11-25 19:02:26,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:26,921 INFO L93 Difference]: Finished difference Result 535 states and 693 transitions. [2021-11-25 19:02:26,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:02:26,921 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.875) internal successors, (127), 7 states have internal predecessors, (127), 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 85 [2021-11-25 19:02:26,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:26,926 INFO L225 Difference]: With dead ends: 535 [2021-11-25 19:02:26,926 INFO L226 Difference]: Without dead ends: 533 [2021-11-25 19:02:26,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 205 SyntacticMatches, 17 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=178, Invalid=1228, Unknown=0, NotChecked=0, Total=1406 [2021-11-25 19:02:26,928 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 415 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 685 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:26,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [415 Valid, 685 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:26,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2021-11-25 19:02:26,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 452. [2021-11-25 19:02:26,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 451 states have (on average 1.319290465631929) internal successors, (595), 451 states have internal predecessors, (595), 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) [2021-11-25 19:02:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 595 transitions. [2021-11-25 19:02:26,965 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 595 transitions. Word has length 85 [2021-11-25 19:02:26,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:26,965 INFO L470 AbstractCegarLoop]: Abstraction has 452 states and 595 transitions. [2021-11-25 19:02:26,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.875) internal successors, (127), 7 states have internal predecessors, (127), 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) [2021-11-25 19:02:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 595 transitions. [2021-11-25 19:02:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 19:02:26,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:26,970 INFO L514 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 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] [2021-11-25 19:02:27,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:27,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:02:27,184 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:27,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:27,185 INFO L85 PathProgramCache]: Analyzing trace with hash 657762200, now seen corresponding path program 1 times [2021-11-25 19:02:27,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:02:27,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426854396] [2021-11-25 19:02:27,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:27,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:02:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-25 19:02:27,300 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:02:27,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426854396] [2021-11-25 19:02:27,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426854396] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:27,301 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:27,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:27,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564845805] [2021-11-25 19:02:27,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:27,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:27,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:02:27,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:27,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:27,305 INFO L87 Difference]: Start difference. First operand 452 states and 595 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-11-25 19:02:27,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:27,479 INFO L93 Difference]: Finished difference Result 1032 states and 1422 transitions. [2021-11-25 19:02:27,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:27,480 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 143 [2021-11-25 19:02:27,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:27,486 INFO L225 Difference]: With dead ends: 1032 [2021-11-25 19:02:27,486 INFO L226 Difference]: Without dead ends: 580 [2021-11-25 19:02:27,487 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 [2021-11-25 19:02:27,489 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 71 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:27,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 115 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:27,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-25 19:02:27,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 566. [2021-11-25 19:02:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 565 states have (on average 1.3769911504424779) internal successors, (778), 565 states have internal predecessors, (778), 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) [2021-11-25 19:02:27,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 778 transitions. [2021-11-25 19:02:27,515 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 778 transitions. Word has length 143 [2021-11-25 19:02:27,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:27,516 INFO L470 AbstractCegarLoop]: Abstraction has 566 states and 778 transitions. [2021-11-25 19:02:27,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-11-25 19:02:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 778 transitions. [2021-11-25 19:02:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 19:02:27,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:27,520 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 9, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:27,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 19:02:27,520 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:27,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:27,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1024416441, now seen corresponding path program 2 times [2021-11-25 19:02:27,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:02:27,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990986228] [2021-11-25 19:02:27,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:27,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:02:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-11-25 19:02:27,580 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:02:27,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990986228] [2021-11-25 19:02:27,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990986228] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:27,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:27,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:27,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627754024] [2021-11-25 19:02:27,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:27,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:27,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:02:27,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:27,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:27,583 INFO L87 Difference]: Start difference. First operand 566 states and 778 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-11-25 19:02:27,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:27,760 INFO L93 Difference]: Finished difference Result 1384 states and 1981 transitions. [2021-11-25 19:02:27,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:27,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 152 [2021-11-25 19:02:27,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:27,766 INFO L225 Difference]: With dead ends: 1384 [2021-11-25 19:02:27,766 INFO L226 Difference]: Without dead ends: 770 [2021-11-25 19:02:27,768 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 [2021-11-25 19:02:27,769 INFO L933 BasicCegarLoop]: 90 mSDtfsCounter, 61 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:27,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 117 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:27,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2021-11-25 19:02:27,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 743. [2021-11-25 19:02:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.3557951482479784) internal successors, (1006), 742 states have internal predecessors, (1006), 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) [2021-11-25 19:02:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1006 transitions. [2021-11-25 19:02:27,798 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1006 transitions. Word has length 152 [2021-11-25 19:02:27,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:27,799 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 1006 transitions. [2021-11-25 19:02:27,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-11-25 19:02:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1006 transitions. [2021-11-25 19:02:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 19:02:27,801 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:27,802 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:27,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 19:02:27,802 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:27,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:27,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1563710631, now seen corresponding path program 1 times [2021-11-25 19:02:27,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:02:27,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491816807] [2021-11-25 19:02:27,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:27,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:02:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-25 19:02:27,884 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:02:27,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491816807] [2021-11-25 19:02:27,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491816807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:27,885 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:27,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:27,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6673287] [2021-11-25 19:02:27,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:27,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:27,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:02:27,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:27,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:27,887 INFO L87 Difference]: Start difference. First operand 743 states and 1006 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-11-25 19:02:27,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:27,977 INFO L93 Difference]: Finished difference Result 1225 states and 1661 transitions. [2021-11-25 19:02:27,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:27,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 163 [2021-11-25 19:02:27,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:27,985 INFO L225 Difference]: With dead ends: 1225 [2021-11-25 19:02:27,985 INFO L226 Difference]: Without dead ends: 743 [2021-11-25 19:02:27,987 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 [2021-11-25 19:02:27,989 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 82 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:27,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 298 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:27,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2021-11-25 19:02:28,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 743. [2021-11-25 19:02:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.353099730458221) internal successors, (1004), 742 states have internal predecessors, (1004), 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) [2021-11-25 19:02:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1004 transitions. [2021-11-25 19:02:28,027 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1004 transitions. Word has length 163 [2021-11-25 19:02:28,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:28,027 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 1004 transitions. [2021-11-25 19:02:28,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-11-25 19:02:28,028 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1004 transitions. [2021-11-25 19:02:28,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 19:02:28,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:28,031 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:28,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 19:02:28,032 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:28,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:28,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1741906915, now seen corresponding path program 1 times [2021-11-25 19:02:28,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:02:28,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91533487] [2021-11-25 19:02:28,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:02:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 19:02:28,112 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 19:02:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 19:02:28,261 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 19:02:28,261 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 19:02:28,263 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:02:28,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 19:02:28,269 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:28,272 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:02:28,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:02:28 BoogieIcfgContainer [2021-11-25 19:02:28,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:02:28,494 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:02:28,494 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:02:28,495 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:02:28,495 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:01:27" (3/4) ... [2021-11-25 19:02:28,498 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 19:02:28,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:02:28,499 INFO L158 Benchmark]: Toolchain (without parser) took 62740.79ms. Allocated memory was 107.0MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 65.5MB in the beginning and 5.5GB in the end (delta: -5.5GB). Peak memory consumption was 712.6MB. Max. memory is 16.1GB. [2021-11-25 19:02:28,500 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 81.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:02:28,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.32ms. Allocated memory is still 107.0MB. Free memory was 65.2MB in the beginning and 77.9MB in the end (delta: -12.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 19:02:28,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.42ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 74.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 19:02:28,501 INFO L158 Benchmark]: Boogie Preprocessor took 47.24ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 73.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:02:28,501 INFO L158 Benchmark]: RCFGBuilder took 1228.54ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 73.3MB in the beginning and 98.8MB in the end (delta: -25.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-25 19:02:28,502 INFO L158 Benchmark]: TraceAbstraction took 60782.41ms. Allocated memory was 130.0MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 98.8MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 723.6MB. Max. memory is 16.1GB. [2021-11-25 19:02:28,502 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 6.3GB. Free memory is still 5.5GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:02:28,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 81.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.32ms. Allocated memory is still 107.0MB. Free memory was 65.2MB in the beginning and 77.9MB in the end (delta: -12.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.42ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 74.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.24ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 73.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1228.54ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 73.3MB in the beginning and 98.8MB in the end (delta: -25.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 60782.41ms. Allocated memory was 130.0MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 98.8MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 723.6MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 6.3GB. Free memory is still 5.5GB. 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: 618]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseXor at line 366. Possible FailurePath: [L627] int __retres1 ; [L631] 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 __retres59 ; [L76] s__state = 12292 [L77] blastFlag = 0 [L78] tmp = __VERIFIER_nondet_int() [L79] cb = 0 [L80] ret = -1 [L81] skip = 0 [L82] tmp___0 = 0 [L83] COND FALSE !(s__info_callback != 0) [L86] COND FALSE !(s__ctx__info_callback != 0) [L92] s__in_handshake = s__in_handshake + 1 [L93] COND FALSE !(tmp___1 - 12288) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=0, skip=0, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND TRUE s__state == 12292 [L209] s__new_session = 1 [L210] s__state = 4096 [L211] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=4096, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L216] s__server = 0 [L217] COND FALSE !(cb != 0) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L222] COND FALSE !(s__version - 65280 != 768) [L228] s__type = 4096 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L229] COND FALSE !(s__init_buf___0 == 0) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L247] COND FALSE !(! tmp___4) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L253] COND FALSE !(! tmp___5) [L259] s__state = 4368 [L260] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L261] s__init_num = 0 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND TRUE s__state == 4368 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L265] s__shutdown = 0 [L266] ret = __VERIFIER_nondet_int() [L267] COND TRUE blastFlag == 0 [L268] blastFlag = 1 VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L276] COND FALSE !(ret <= 0) [L281] s__state = 4384 [L282] s__init_num = 0 [L283] COND TRUE s__bbio != s__wbio VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND TRUE s__state == 4384 VAL [blastFlag=1, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L291] ret = __VERIFIER_nondet_int() [L292] COND TRUE blastFlag == 1 [L293] blastFlag = 2 VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L297] COND FALSE !(ret <= 0) [L302] COND FALSE !(\read(s__hit)) [L305] s__state = 4400 [L307] s__init_num = 0 VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND TRUE s__state == 4400 VAL [blastFlag=2, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L311] COND FALSE !((unsigned long )s__s3__tmp__new_cipher__algorithms - 256UL) [L314] ret = __VERIFIER_nondet_int() [L315] COND TRUE blastFlag == 2 [L316] blastFlag = 3 VAL [blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L320] COND FALSE !(ret <= 0) VAL [blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L326] ag_Y = 61087 [L327] s__state = 4416 [L328] s__init_num = 0 VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4400) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4401) VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND TRUE s__state == 4416 VAL [ag_Y=61087, blastFlag=3, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L332] ret = __VERIFIER_nondet_int() [L333] COND TRUE blastFlag == 3 [L334] blastFlag = 4 VAL [ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L338] COND FALSE !(ret <= 0) [L343] s__state = 4432 [L344] ag_X = (unsigned short)65535 [L345] s__init_num = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L346] COND FALSE !(! tmp___6) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4400) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4401) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND FALSE !(s__state == 4416) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L142] COND FALSE !(s__state == 4417) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L145] COND TRUE s__state == 4432 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L355] ret = __VERIFIER_nondet_int() [L356] COND FALSE !(blastFlag == 5) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L361] COND FALSE !(ret <= 0) [L366] s__state = ag_X ^ ag_Y [L367] s__init_num = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND TRUE s__state == 4368 VAL [ag_X=65535, ag_Y=61087, blastFlag=4, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L265] s__shutdown = 0 [L266] ret = __VERIFIER_nondet_int() [L267] COND FALSE !(blastFlag == 0) [L270] COND TRUE blastFlag == 4 [L271] blastFlag = 5 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L276] COND FALSE !(ret <= 0) [L281] s__state = 4384 [L282] s__init_num = 0 [L283] COND TRUE s__bbio != s__wbio VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND TRUE s__state == 4384 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L291] ret = __VERIFIER_nondet_int() [L292] COND FALSE !(blastFlag == 1) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L297] COND FALSE !(ret <= 0) [L302] COND FALSE !(\read(s__hit)) [L305] s__state = 4400 [L307] s__init_num = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND TRUE s__state == 4400 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L311] COND FALSE !((unsigned long )s__s3__tmp__new_cipher__algorithms - 256UL) [L314] ret = __VERIFIER_nondet_int() [L315] COND FALSE !(blastFlag == 2) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L320] COND FALSE !(ret <= 0) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4400, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L326] ag_Y = 61087 [L327] s__state = 4416 [L328] s__init_num = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4400, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4400) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4401) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND TRUE s__state == 4416 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L332] ret = __VERIFIER_nondet_int() [L333] COND FALSE !(blastFlag == 3) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=4416, s__type=4096, s__version=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L338] COND FALSE !(ret <= 0) [L343] s__state = 4432 [L344] ag_X = (unsigned short)65535 [L345] s__init_num = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L346] COND FALSE !(! tmp___6) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L576] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L605] skip = 0 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4416, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE 1 [L105] state = s__state VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L106] COND FALSE !(s__state == 12292) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND FALSE !(s__state == 16384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 4096) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 20480) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4099) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 4368) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4369) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4384) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4385) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4400) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4401) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND FALSE !(s__state == 4416) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L142] COND FALSE !(s__state == 4417) VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L145] COND TRUE s__state == 4432 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=1, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L355] ret = __VERIFIER_nondet_int() [L356] COND TRUE blastFlag == 5 VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=0, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] [L618] reach_error() VAL [ag_X=65535, ag_Y=61087, blastFlag=5, cb=0, num1=0, ret=0, s__bbio=1, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=0, s__info_callback=0, 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=256, 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=66048, s__wbio=0, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=12288, tmp___2=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=1, tmp___7=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 60.5s, OverallIterations: 10, TraceHistogramMax: 11, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 703 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 703 mSDsluCounter, 1934 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 999 mSDsCounter, 152 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 999 IncrementalHoareTripleChecker+Invalid, 1151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 152 mSolverCounterUnsat, 1046 mSDtfsCounter, 999 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 333 GetRequests, 268 SyntacticMatches, 17 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 21.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=743occurred in iteration=8, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 133 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1049 NumberOfCodeBlocks, 1049 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 958 ConstructedInterpolants, 0 QuantifiedInterpolants, 2778 SizeOfPredicates, 1 NumberOfNonLiveVariables, 418 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 1673/1932 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 [2021-11-25 19:02:28,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/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_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:02:31,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:02:31,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:02:31,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:02:31,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:02:31,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:02:31,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:02:31,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:02:31,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:02:31,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:02:31,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:02:31,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:02:31,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:02:31,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:02:31,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:02:31,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:02:31,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:02:31,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:02:31,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:02:31,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:02:31,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:02:31,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:02:31,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:02:31,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:02:31,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:02:31,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:02:31,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:02:31,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:02:31,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:02:31,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:02:31,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:02:31,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:02:31,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:02:31,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:02:31,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:02:31,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:02:31,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:02:31,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:02:31,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:02:31,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:02:31,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:02:31,723 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 19:02:31,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:02:31,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:02:31,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:02:31,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:02:31,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:02:31,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:02:31,787 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:02:31,787 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:02:31,788 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:02:31,788 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:02:31,788 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:02:31,789 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:02:31,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:02:31,790 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:02:31,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:02:31,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:02:31,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:02:31,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:02:31,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:02:31,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:02:31,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:02:31,792 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:02:31,793 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:02:31,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:02:31,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:02:31,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:02:31,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:02:31,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:02:31,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:02:31,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:02:31,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:02:31,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:02:31,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:02:31,796 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:02:31,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:31,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:02:31,797 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:02:31,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:02:31,797 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_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f [2021-11-25 19:02:32,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:02:32,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:02:32,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:02:32,272 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:02:32,273 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:02:32,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:02:32,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/e9b6cd2b2/b9acdd47deeb457dabc7f095625ea07a/FLAGaf98824c4 [2021-11-25 19:02:33,134 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:02:33,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:02:33,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/e9b6cd2b2/b9acdd47deeb457dabc7f095625ea07a/FLAGaf98824c4 [2021-11-25 19:02:33,397 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/data/e9b6cd2b2/b9acdd47deeb457dabc7f095625ea07a [2021-11-25 19:02:33,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:02:33,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:02:33,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:02:33,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:02:33,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:02:33,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:33,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46cddb31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33, skipping insertion in model container [2021-11-25 19:02:33,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:33,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:02:33,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:02:33,799 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_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37676,37689] [2021-11-25 19:02:33,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:02:33,841 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:02:33,957 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_3daebaec-302a-4878-a34b-7c6fe7abf182/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37676,37689] [2021-11-25 19:02:33,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:02:33,975 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:02:33,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33 WrapperNode [2021-11-25 19:02:33,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:02:33,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:02:33,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:02:33,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:02:33,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,043 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 436 [2021-11-25 19:02:34,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:02:34,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:02:34,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:02:34,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:02:34,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:02:34,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:02:34,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:02:34,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:02:34,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (1/1) ... [2021-11-25 19:02:34,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:02:34,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:02:34,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:02:34,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:02:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:02:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 19:02:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:02:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:02:34,402 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:02:34,404 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:02:34,441 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 19:02:35,073 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-11-25 19:02:35,074 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-11-25 19:02:35,074 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:02:35,085 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:02:35,085 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 19:02:35,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:02:35 BoogieIcfgContainer [2021-11-25 19:02:35,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:02:35,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:02:35,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:02:35,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:02:35,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:02:33" (1/3) ... [2021-11-25 19:02:35,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3a7451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:02:35, skipping insertion in model container [2021-11-25 19:02:35,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:02:33" (2/3) ... [2021-11-25 19:02:35,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3a7451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:02:35, skipping insertion in model container [2021-11-25 19:02:35,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:02:35" (3/3) ... [2021-11-25 19:02:35,099 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-1a.c [2021-11-25 19:02:35,106 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:02:35,107 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:02:35,183 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:02:35,201 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=FINITE_AUTOMATA, 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 [2021-11-25 19:02:35,201 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:02:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 123 states have (on average 1.7317073170731707) internal successors, (213), 124 states have internal predecessors, (213), 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) [2021-11-25 19:02:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 19:02:35,259 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:35,260 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] [2021-11-25 19:02:35,260 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:35,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:35,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1457697026, now seen corresponding path program 1 times [2021-11-25 19:02:35,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:35,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244362432] [2021-11-25 19:02:35,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:35,293 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:35,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:35,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:35,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 19:02:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:35,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:35,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:35,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:02:35,584 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:35,585 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:35,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244362432] [2021-11-25 19:02:35,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [244362432] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:35,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:35,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:35,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411165493] [2021-11-25 19:02:35,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:35,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:35,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:35,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:35,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:35,661 INFO L87 Difference]: Start difference. First operand has 125 states, 123 states have (on average 1.7317073170731707) internal successors, (213), 124 states have internal predecessors, (213), 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 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-11-25 19:02:35,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:35,949 INFO L93 Difference]: Finished difference Result 246 states and 421 transitions. [2021-11-25 19:02:35,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:35,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 24 [2021-11-25 19:02:35,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:35,965 INFO L225 Difference]: With dead ends: 246 [2021-11-25 19:02:35,966 INFO L226 Difference]: Without dead ends: 112 [2021-11-25 19:02:35,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:35,975 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 7 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:35,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 319 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:35,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2021-11-25 19:02:36,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2021-11-25 19:02:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.5225225225225225) internal successors, (169), 111 states have internal predecessors, (169), 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) [2021-11-25 19:02:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 169 transitions. [2021-11-25 19:02:36,039 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 169 transitions. Word has length 24 [2021-11-25 19:02:36,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:36,039 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 169 transitions. [2021-11-25 19:02:36,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-11-25 19:02:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 169 transitions. [2021-11-25 19:02:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 19:02:36,043 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:36,043 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] [2021-11-25 19:02:36,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:36,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:36,256 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:36,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:36,257 INFO L85 PathProgramCache]: Analyzing trace with hash -611475394, now seen corresponding path program 1 times [2021-11-25 19:02:36,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:36,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1264446242] [2021-11-25 19:02:36,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:36,260 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:36,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:36,267 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:36,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 19:02:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:36,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:36,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:36,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:02:36,444 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:36,444 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:36,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1264446242] [2021-11-25 19:02:36,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1264446242] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:36,445 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:36,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:36,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090795889] [2021-11-25 19:02:36,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:36,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:36,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:36,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:36,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:36,450 INFO L87 Difference]: Start difference. First operand 112 states and 169 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-11-25 19:02:36,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:36,631 INFO L93 Difference]: Finished difference Result 233 states and 356 transitions. [2021-11-25 19:02:36,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:36,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 36 [2021-11-25 19:02:36,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:36,642 INFO L225 Difference]: With dead ends: 233 [2021-11-25 19:02:36,646 INFO L226 Difference]: Without dead ends: 131 [2021-11-25 19:02:36,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:36,651 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 15 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:36,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 238 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:36,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-25 19:02:36,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 127. [2021-11-25 19:02:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 126 states have (on average 1.5) internal successors, (189), 126 states have internal predecessors, (189), 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) [2021-11-25 19:02:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 189 transitions. [2021-11-25 19:02:36,680 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 189 transitions. Word has length 36 [2021-11-25 19:02:36,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:36,680 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 189 transitions. [2021-11-25 19:02:36,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-11-25 19:02:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2021-11-25 19:02:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 19:02:36,684 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:36,684 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] [2021-11-25 19:02:36,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:36,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:36,898 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:36,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:36,899 INFO L85 PathProgramCache]: Analyzing trace with hash 213639527, now seen corresponding path program 1 times [2021-11-25 19:02:36,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:36,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765971079] [2021-11-25 19:02:36,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:36,901 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:36,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:36,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:36,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-25 19:02:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:36,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:36,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:37,144 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:02:37,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:37,145 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:37,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765971079] [2021-11-25 19:02:37,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765971079] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:37,147 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:37,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:37,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756924026] [2021-11-25 19:02:37,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:37,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:37,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:37,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:37,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:37,159 INFO L87 Difference]: Start difference. First operand 127 states and 189 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-11-25 19:02:37,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:37,354 INFO L93 Difference]: Finished difference Result 265 states and 400 transitions. [2021-11-25 19:02:37,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:37,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 50 [2021-11-25 19:02:37,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:37,361 INFO L225 Difference]: With dead ends: 265 [2021-11-25 19:02:37,363 INFO L226 Difference]: Without dead ends: 148 [2021-11-25 19:02:37,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:37,367 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 15 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:37,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 251 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:37,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-25 19:02:37,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2021-11-25 19:02:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.4755244755244756) internal successors, (211), 143 states have internal predecessors, (211), 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) [2021-11-25 19:02:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2021-11-25 19:02:37,400 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 50 [2021-11-25 19:02:37,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:37,402 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2021-11-25 19:02:37,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-11-25 19:02:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2021-11-25 19:02:37,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 19:02:37,412 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:37,413 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] [2021-11-25 19:02:37,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:37,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:37,632 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:37,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:37,634 INFO L85 PathProgramCache]: Analyzing trace with hash 370823208, now seen corresponding path program 1 times [2021-11-25 19:02:37,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:37,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587964652] [2021-11-25 19:02:37,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:37,636 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:37,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:37,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:37,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 19:02:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:37,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:37,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 19:02:37,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:37,910 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:37,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587964652] [2021-11-25 19:02:37,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587964652] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:37,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:37,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:37,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470413561] [2021-11-25 19:02:37,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:37,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:37,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:37,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:37,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:37,913 INFO L87 Difference]: Start difference. First operand 144 states and 211 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) [2021-11-25 19:02:38,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:38,100 INFO L93 Difference]: Finished difference Result 321 states and 487 transitions. [2021-11-25 19:02:38,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:38,101 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 67 [2021-11-25 19:02:38,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:38,103 INFO L225 Difference]: With dead ends: 321 [2021-11-25 19:02:38,104 INFO L226 Difference]: Without dead ends: 187 [2021-11-25 19:02:38,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:38,106 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 28 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:38,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 233 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:38,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-25 19:02:38,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 184. [2021-11-25 19:02:38,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 183 states have (on average 1.3989071038251366) internal successors, (256), 183 states have internal predecessors, (256), 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) [2021-11-25 19:02:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 256 transitions. [2021-11-25 19:02:38,140 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 256 transitions. Word has length 67 [2021-11-25 19:02:38,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:38,145 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 256 transitions. [2021-11-25 19:02:38,145 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) [2021-11-25 19:02:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 256 transitions. [2021-11-25 19:02:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 19:02:38,150 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:38,150 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] [2021-11-25 19:02:38,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:38,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:38,364 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:38,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:38,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1434615126, now seen corresponding path program 1 times [2021-11-25 19:02:38,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:38,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395941600] [2021-11-25 19:02:38,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:38,367 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:38,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:38,368 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:38,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-25 19:02:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:38,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:38,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 19:02:38,618 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:38,618 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:38,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395941600] [2021-11-25 19:02:38,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1395941600] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:38,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:38,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:38,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473775072] [2021-11-25 19:02:38,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:38,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:38,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:38,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:38,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:38,622 INFO L87 Difference]: Start difference. First operand 184 states and 256 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) [2021-11-25 19:02:38,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:38,786 INFO L93 Difference]: Finished difference Result 381 states and 538 transitions. [2021-11-25 19:02:38,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:38,787 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 67 [2021-11-25 19:02:38,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:38,790 INFO L225 Difference]: With dead ends: 381 [2021-11-25 19:02:38,790 INFO L226 Difference]: Without dead ends: 207 [2021-11-25 19:02:38,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:38,792 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 15 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:38,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 256 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:38,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-11-25 19:02:38,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 203. [2021-11-25 19:02:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 202 states have (on average 1.386138613861386) internal successors, (280), 202 states have internal predecessors, (280), 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) [2021-11-25 19:02:38,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 280 transitions. [2021-11-25 19:02:38,809 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 280 transitions. Word has length 67 [2021-11-25 19:02:38,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:38,809 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 280 transitions. [2021-11-25 19:02:38,810 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) [2021-11-25 19:02:38,810 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 280 transitions. [2021-11-25 19:02:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 19:02:38,811 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:38,811 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 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] [2021-11-25 19:02:38,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:39,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:39,030 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:39,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:39,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1023824768, now seen corresponding path program 1 times [2021-11-25 19:02:39,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:39,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1122197194] [2021-11-25 19:02:39,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:39,032 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:39,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:39,033 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:39,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-25 19:02:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:39,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:39,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 19:02:39,275 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:39,275 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:39,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1122197194] [2021-11-25 19:02:39,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1122197194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:39,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:39,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:39,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495254364] [2021-11-25 19:02:39,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:39,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:39,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:39,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:39,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:39,279 INFO L87 Difference]: Start difference. First operand 203 states and 280 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2021-11-25 19:02:39,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:39,433 INFO L93 Difference]: Finished difference Result 420 states and 588 transitions. [2021-11-25 19:02:39,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:39,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 83 [2021-11-25 19:02:39,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:39,437 INFO L225 Difference]: With dead ends: 420 [2021-11-25 19:02:39,437 INFO L226 Difference]: Without dead ends: 227 [2021-11-25 19:02:39,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:39,444 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 13 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:39,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 255 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:39,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-11-25 19:02:39,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 224. [2021-11-25 19:02:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 223 states have (on average 1.3721973094170403) internal successors, (306), 223 states have internal predecessors, (306), 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) [2021-11-25 19:02:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 306 transitions. [2021-11-25 19:02:39,467 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 306 transitions. Word has length 83 [2021-11-25 19:02:39,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:39,469 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 306 transitions. [2021-11-25 19:02:39,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2021-11-25 19:02:39,470 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 306 transitions. [2021-11-25 19:02:39,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 19:02:39,472 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:39,473 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] [2021-11-25 19:02:39,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:39,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:39,678 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:39,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:39,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1619803512, now seen corresponding path program 1 times [2021-11-25 19:02:39,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:39,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441445912] [2021-11-25 19:02:39,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:39,680 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:39,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:39,681 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:39,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-25 19:02:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:39,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:39,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 19:02:40,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:40,030 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:40,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [441445912] [2021-11-25 19:02:40,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [441445912] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:40,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:40,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:40,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122967437] [2021-11-25 19:02:40,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:40,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:40,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:40,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:40,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:40,035 INFO L87 Difference]: Start difference. First operand 224 states and 306 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2021-11-25 19:02:40,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:40,090 INFO L93 Difference]: Finished difference Result 649 states and 888 transitions. [2021-11-25 19:02:40,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:40,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 103 [2021-11-25 19:02:40,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:40,099 INFO L225 Difference]: With dead ends: 649 [2021-11-25 19:02:40,099 INFO L226 Difference]: Without dead ends: 435 [2021-11-25 19:02:40,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:40,101 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 123 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:40,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 356 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:40,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2021-11-25 19:02:40,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2021-11-25 19:02:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 434 states have (on average 1.359447004608295) internal successors, (590), 434 states have internal predecessors, (590), 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) [2021-11-25 19:02:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 590 transitions. [2021-11-25 19:02:40,134 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 590 transitions. Word has length 103 [2021-11-25 19:02:40,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:40,135 INFO L470 AbstractCegarLoop]: Abstraction has 435 states and 590 transitions. [2021-11-25 19:02:40,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2021-11-25 19:02:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 590 transitions. [2021-11-25 19:02:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 19:02:40,144 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:40,144 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] [2021-11-25 19:02:40,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:40,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:40,352 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:40,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:40,353 INFO L85 PathProgramCache]: Analyzing trace with hash -713589126, now seen corresponding path program 1 times [2021-11-25 19:02:40,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:40,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1366626017] [2021-11-25 19:02:40,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:40,354 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:40,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:40,357 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:40,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-25 19:02:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:40,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:40,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-25 19:02:40,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:40,647 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:40,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1366626017] [2021-11-25 19:02:40,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1366626017] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:40,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:40,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:40,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528982984] [2021-11-25 19:02:40,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:40,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:40,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:40,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:40,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:40,651 INFO L87 Difference]: Start difference. First operand 435 states and 590 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-25 19:02:40,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:40,679 INFO L93 Difference]: Finished difference Result 881 states and 1194 transitions. [2021-11-25 19:02:40,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:40,680 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 103 [2021-11-25 19:02:40,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:40,685 INFO L225 Difference]: With dead ends: 881 [2021-11-25 19:02:40,685 INFO L226 Difference]: Without dead ends: 456 [2021-11-25 19:02:40,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:40,687 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 11 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 337 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 [2021-11-25 19:02:40,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 337 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:40,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2021-11-25 19:02:40,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456. [2021-11-25 19:02:40,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 455 states have (on average 1.3560439560439561) internal successors, (617), 455 states have internal predecessors, (617), 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) [2021-11-25 19:02:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 617 transitions. [2021-11-25 19:02:40,707 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 617 transitions. Word has length 103 [2021-11-25 19:02:40,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:40,707 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 617 transitions. [2021-11-25 19:02:40,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-25 19:02:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 617 transitions. [2021-11-25 19:02:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 19:02:40,710 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:40,710 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] [2021-11-25 19:02:40,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:40,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:40,925 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:40,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:40,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1034569449, now seen corresponding path program 1 times [2021-11-25 19:02:40,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:40,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404967976] [2021-11-25 19:02:40,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:40,929 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:40,930 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:40,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-25 19:02:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:41,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:41,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 19:02:41,205 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:41,206 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:41,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [404967976] [2021-11-25 19:02:41,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [404967976] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:41,206 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:41,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:41,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209699976] [2021-11-25 19:02:41,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:41,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:41,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:41,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:41,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:41,209 INFO L87 Difference]: Start difference. First operand 456 states and 617 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) [2021-11-25 19:02:41,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:41,254 INFO L93 Difference]: Finished difference Result 928 states and 1254 transitions. [2021-11-25 19:02:41,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:41,255 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 104 [2021-11-25 19:02:41,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:41,259 INFO L225 Difference]: With dead ends: 928 [2021-11-25 19:02:41,259 INFO L226 Difference]: Without dead ends: 482 [2021-11-25 19:02:41,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:41,261 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 20 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 309 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 [2021-11-25 19:02:41,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 309 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:41,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-11-25 19:02:41,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 482. [2021-11-25 19:02:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 481 states have (on average 1.3513513513513513) internal successors, (650), 481 states have internal predecessors, (650), 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) [2021-11-25 19:02:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 650 transitions. [2021-11-25 19:02:41,282 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 650 transitions. Word has length 104 [2021-11-25 19:02:41,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:41,282 INFO L470 AbstractCegarLoop]: Abstraction has 482 states and 650 transitions. [2021-11-25 19:02:41,283 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) [2021-11-25 19:02:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 650 transitions. [2021-11-25 19:02:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 19:02:41,285 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:41,285 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, 1] [2021-11-25 19:02:41,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:41,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:41,499 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:41,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:41,500 INFO L85 PathProgramCache]: Analyzing trace with hash -53319870, now seen corresponding path program 1 times [2021-11-25 19:02:41,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:41,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1566292057] [2021-11-25 19:02:41,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:41,501 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:41,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:41,503 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:41,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-25 19:02:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:41,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:41,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-25 19:02:41,797 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:41,797 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:41,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1566292057] [2021-11-25 19:02:41,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1566292057] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:41,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:41,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:41,799 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451995173] [2021-11-25 19:02:41,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:41,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:41,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:41,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:41,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:41,801 INFO L87 Difference]: Start difference. First operand 482 states and 650 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2021-11-25 19:02:41,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:41,854 INFO L93 Difference]: Finished difference Result 1121 states and 1519 transitions. [2021-11-25 19:02:41,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:41,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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 105 [2021-11-25 19:02:41,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:41,860 INFO L225 Difference]: With dead ends: 1121 [2021-11-25 19:02:41,861 INFO L226 Difference]: Without dead ends: 675 [2021-11-25 19:02:41,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:41,863 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 123 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:41,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 456 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:41,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-11-25 19:02:41,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 675. [2021-11-25 19:02:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 674 states have (on average 1.3501483679525224) internal successors, (910), 674 states have internal predecessors, (910), 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) [2021-11-25 19:02:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 910 transitions. [2021-11-25 19:02:41,894 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 910 transitions. Word has length 105 [2021-11-25 19:02:41,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:41,895 INFO L470 AbstractCegarLoop]: Abstraction has 675 states and 910 transitions. [2021-11-25 19:02:41,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2021-11-25 19:02:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 910 transitions. [2021-11-25 19:02:41,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 19:02:41,898 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:41,898 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, 1] [2021-11-25 19:02:41,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:42,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:42,118 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:42,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:42,119 INFO L85 PathProgramCache]: Analyzing trace with hash -187333376, now seen corresponding path program 1 times [2021-11-25 19:02:42,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:42,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1941354920] [2021-11-25 19:02:42,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:42,120 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:42,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:42,121 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:42,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-25 19:02:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:42,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:42,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 19:02:42,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:42,459 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:42,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1941354920] [2021-11-25 19:02:42,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1941354920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:42,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:42,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:42,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675299909] [2021-11-25 19:02:42,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:42,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:42,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:42,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:42,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:42,463 INFO L87 Difference]: Start difference. First operand 675 states and 910 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-11-25 19:02:42,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:42,500 INFO L93 Difference]: Finished difference Result 1339 states and 1804 transitions. [2021-11-25 19:02:42,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:42,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 105 [2021-11-25 19:02:42,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:42,506 INFO L225 Difference]: With dead ends: 1339 [2021-11-25 19:02:42,507 INFO L226 Difference]: Without dead ends: 700 [2021-11-25 19:02:42,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:42,509 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 10 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 346 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 [2021-11-25 19:02:42,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 346 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:42,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2021-11-25 19:02:42,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2021-11-25 19:02:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 699 states have (on average 1.3447782546494993) internal successors, (940), 699 states have internal predecessors, (940), 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) [2021-11-25 19:02:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 940 transitions. [2021-11-25 19:02:42,544 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 940 transitions. Word has length 105 [2021-11-25 19:02:42,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:42,545 INFO L470 AbstractCegarLoop]: Abstraction has 700 states and 940 transitions. [2021-11-25 19:02:42,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-11-25 19:02:42,546 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 940 transitions. [2021-11-25 19:02:42,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-25 19:02:42,550 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:42,550 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1] [2021-11-25 19:02:42,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:42,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:42,764 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:42,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:42,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1519363111, now seen corresponding path program 1 times [2021-11-25 19:02:42,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:42,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762740089] [2021-11-25 19:02:42,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:42,766 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:42,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:42,767 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:42,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-25 19:02:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:42,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:42,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:43,194 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-25 19:02:43,194 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:43,194 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:43,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762740089] [2021-11-25 19:02:43,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [762740089] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:43,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:43,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:43,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882040043] [2021-11-25 19:02:43,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:43,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:43,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:43,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:43,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:43,197 INFO L87 Difference]: Start difference. First operand 700 states and 940 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2021-11-25 19:02:43,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:43,351 INFO L93 Difference]: Finished difference Result 1444 states and 1970 transitions. [2021-11-25 19:02:43,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:43,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 173 [2021-11-25 19:02:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:43,357 INFO L225 Difference]: With dead ends: 1444 [2021-11-25 19:02:43,357 INFO L226 Difference]: Without dead ends: 780 [2021-11-25 19:02:43,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:43,360 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 22 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:43,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 254 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:43,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2021-11-25 19:02:43,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 769. [2021-11-25 19:02:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 769 states, 768 states have (on average 1.3333333333333333) internal successors, (1024), 768 states have internal predecessors, (1024), 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) [2021-11-25 19:02:43,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 1024 transitions. [2021-11-25 19:02:43,392 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 1024 transitions. Word has length 173 [2021-11-25 19:02:43,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:43,392 INFO L470 AbstractCegarLoop]: Abstraction has 769 states and 1024 transitions. [2021-11-25 19:02:43,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2021-11-25 19:02:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1024 transitions. [2021-11-25 19:02:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-25 19:02:43,397 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:43,397 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-25 19:02:43,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:43,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:43,616 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:43,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:43,617 INFO L85 PathProgramCache]: Analyzing trace with hash -759567935, now seen corresponding path program 1 times [2021-11-25 19:02:43,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:43,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1238197080] [2021-11-25 19:02:43,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:43,618 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:43,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:43,619 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:43,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-25 19:02:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:43,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:43,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:44,292 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 456 proven. 20 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:44,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:44,704 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 440 proven. 36 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:44,705 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:44,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1238197080] [2021-11-25 19:02:44,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1238197080] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:44,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [886006313] [2021-11-25 19:02:44,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:44,706 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:44,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:02:44,709 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:02:44,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-25 19:02:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:44,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:44,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-25 19:02:45,293 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:45,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [886006313] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:45,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:02:45,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2021-11-25 19:02:45,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580063482] [2021-11-25 19:02:45,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:45,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:45,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:45,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:45,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:45,296 INFO L87 Difference]: Start difference. First operand 769 states and 1024 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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) [2021-11-25 19:02:45,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:45,332 INFO L93 Difference]: Finished difference Result 1734 states and 2312 transitions. [2021-11-25 19:02:45,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:45,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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 194 [2021-11-25 19:02:45,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:45,341 INFO L225 Difference]: With dead ends: 1734 [2021-11-25 19:02:45,341 INFO L226 Difference]: Without dead ends: 1001 [2021-11-25 19:02:45,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:45,344 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 111 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:45,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 466 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:45,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2021-11-25 19:02:45,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 1001. [2021-11-25 19:02:45,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 1000 states have (on average 1.332) internal successors, (1332), 1000 states have internal predecessors, (1332), 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) [2021-11-25 19:02:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1332 transitions. [2021-11-25 19:02:45,385 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1332 transitions. Word has length 194 [2021-11-25 19:02:45,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:45,386 INFO L470 AbstractCegarLoop]: Abstraction has 1001 states and 1332 transitions. [2021-11-25 19:02:45,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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) [2021-11-25 19:02:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1332 transitions. [2021-11-25 19:02:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-25 19:02:45,391 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:45,392 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 4, 4, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:45,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:45,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:45,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:45,794 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:45,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:45,795 INFO L85 PathProgramCache]: Analyzing trace with hash -915330113, now seen corresponding path program 1 times [2021-11-25 19:02:45,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:45,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [302546911] [2021-11-25 19:02:45,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:45,796 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:45,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:45,798 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:45,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-25 19:02:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:45,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:45,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 375 proven. 20 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 19:02:46,408 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 359 proven. 36 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 19:02:46,851 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:46,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [302546911] [2021-11-25 19:02:46,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [302546911] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:46,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1502782000] [2021-11-25 19:02:46,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:46,852 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:02:46,853 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:02:46,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-11-25 19:02:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:47,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:47,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-11-25 19:02:47,425 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:47,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1502782000] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:47,426 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:02:47,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2021-11-25 19:02:47,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620756691] [2021-11-25 19:02:47,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:47,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:47,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:47,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:47,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:47,428 INFO L87 Difference]: Start difference. First operand 1001 states and 1332 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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) [2021-11-25 19:02:47,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:47,483 INFO L93 Difference]: Finished difference Result 2498 states and 3353 transitions. [2021-11-25 19:02:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:47,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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 196 [2021-11-25 19:02:47,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:47,495 INFO L225 Difference]: With dead ends: 2498 [2021-11-25 19:02:47,495 INFO L226 Difference]: Without dead ends: 1554 [2021-11-25 19:02:47,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 578 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:47,498 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 114 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:47,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 382 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:47,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2021-11-25 19:02:47,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1552. [2021-11-25 19:02:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1552 states, 1551 states have (on average 1.3423597678916828) internal successors, (2082), 1551 states have internal predecessors, (2082), 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) [2021-11-25 19:02:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 2082 transitions. [2021-11-25 19:02:47,575 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 2082 transitions. Word has length 196 [2021-11-25 19:02:47,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:47,576 INFO L470 AbstractCegarLoop]: Abstraction has 1552 states and 2082 transitions. [2021-11-25 19:02:47,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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) [2021-11-25 19:02:47,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2082 transitions. [2021-11-25 19:02:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-25 19:02:47,582 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:47,583 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 4, 4, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:47,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:47,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:47,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:47,997 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:47,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:47,997 INFO L85 PathProgramCache]: Analyzing trace with hash 890108221, now seen corresponding path program 1 times [2021-11-25 19:02:47,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:47,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1544436263] [2021-11-25 19:02:47,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:47,998 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:47,999 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:48,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-25 19:02:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:48,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:48,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:48,541 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 375 proven. 20 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 19:02:48,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 359 proven. 36 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 19:02:48,932 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:48,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1544436263] [2021-11-25 19:02:48,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1544436263] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:48,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2091736620] [2021-11-25 19:02:48,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:48,933 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:48,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:02:48,934 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:02:48,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-25 19:02:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:49,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:49,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-25 19:02:49,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:49,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2091736620] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:49,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:02:49,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2021-11-25 19:02:49,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045739781] [2021-11-25 19:02:49,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:49,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:49,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:49,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:49,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:49,578 INFO L87 Difference]: Start difference. First operand 1552 states and 2082 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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) [2021-11-25 19:02:49,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:49,626 INFO L93 Difference]: Finished difference Result 2420 states and 3232 transitions. [2021-11-25 19:02:49,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:49,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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 196 [2021-11-25 19:02:49,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:49,638 INFO L225 Difference]: With dead ends: 2420 [2021-11-25 19:02:49,638 INFO L226 Difference]: Without dead ends: 1556 [2021-11-25 19:02:49,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 578 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:02:49,644 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 88 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:49,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 450 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:49,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2021-11-25 19:02:49,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1554. [2021-11-25 19:02:49,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1553 states have (on average 1.3361236316806182) internal successors, (2075), 1553 states have internal predecessors, (2075), 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) [2021-11-25 19:02:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 2075 transitions. [2021-11-25 19:02:49,710 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 2075 transitions. Word has length 196 [2021-11-25 19:02:49,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:49,711 INFO L470 AbstractCegarLoop]: Abstraction has 1554 states and 2075 transitions. [2021-11-25 19:02:49,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 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) [2021-11-25 19:02:49,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2075 transitions. [2021-11-25 19:02:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-25 19:02:49,717 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:49,717 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-25 19:02:49,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:49,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:50,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:50,129 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:50,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:50,130 INFO L85 PathProgramCache]: Analyzing trace with hash 342847369, now seen corresponding path program 1 times [2021-11-25 19:02:50,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:50,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [68332364] [2021-11-25 19:02:50,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:50,131 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:50,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:50,133 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:50,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-25 19:02:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:50,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:50,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 458 proven. 20 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:50,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 442 proven. 36 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:51,129 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:51,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [68332364] [2021-11-25 19:02:51,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [68332364] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:51,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [454537336] [2021-11-25 19:02:51,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:51,130 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:02:51,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:02:51,136 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:02:51,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-25 19:02:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:51,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:51,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 458 proven. 20 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:51,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 442 proven. 36 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:52,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [454537336] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:52,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920665007] [2021-11-25 19:02:52,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:52,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:02:52,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:02:52,269 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:02:52,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-25 19:02:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:52,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:02:52,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 458 proven. 20 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:52,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:02:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 442 proven. 36 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 19:02:53,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920665007] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:02:53,197 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 19:02:53,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-25 19:02:53,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144997225] [2021-11-25 19:02:53,198 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 19:02:53,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:02:53,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:53,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:02:53,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-25 19:02:53,202 INFO L87 Difference]: Start difference. First operand 1554 states and 2075 transitions. Second operand has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 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) [2021-11-25 19:02:53,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:53,890 INFO L93 Difference]: Finished difference Result 3716 states and 5078 transitions. [2021-11-25 19:02:53,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 19:02:53,891 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 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 196 [2021-11-25 19:02:53,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:53,906 INFO L225 Difference]: With dead ends: 3716 [2021-11-25 19:02:53,907 INFO L226 Difference]: Without dead ends: 2221 [2021-11-25 19:02:53,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1176 GetRequests, 1167 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-25 19:02:53,911 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 483 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:53,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [483 Valid, 757 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 592 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 19:02:53,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2221 states. [2021-11-25 19:02:53,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2221 to 2039. [2021-11-25 19:02:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2039 states, 2038 states have (on average 1.34396467124632) internal successors, (2739), 2038 states have internal predecessors, (2739), 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) [2021-11-25 19:02:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 2039 states and 2739 transitions. [2021-11-25 19:02:54,007 INFO L78 Accepts]: Start accepts. Automaton has 2039 states and 2739 transitions. Word has length 196 [2021-11-25 19:02:54,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:54,008 INFO L470 AbstractCegarLoop]: Abstraction has 2039 states and 2739 transitions. [2021-11-25 19:02:54,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 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) [2021-11-25 19:02:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2739 transitions. [2021-11-25 19:02:54,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-25 19:02:54,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:54,016 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:54,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:54,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:54,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (20)] Ended with exit code 0 [2021-11-25 19:02:54,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:54,642 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:54,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:54,642 INFO L85 PathProgramCache]: Analyzing trace with hash 228275513, now seen corresponding path program 1 times [2021-11-25 19:02:54,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:54,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [430278738] [2021-11-25 19:02:54,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:54,643 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:54,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:54,644 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:54,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-25 19:02:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:54,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:54,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 463 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-25 19:02:55,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:55,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:55,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [430278738] [2021-11-25 19:02:55,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [430278738] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:55,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:55,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:55,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901862931] [2021-11-25 19:02:55,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:55,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:55,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:55,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:55,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:55,085 INFO L87 Difference]: Start difference. First operand 2039 states and 2739 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-11-25 19:02:55,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:55,289 INFO L93 Difference]: Finished difference Result 4259 states and 5817 transitions. [2021-11-25 19:02:55,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:55,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 221 [2021-11-25 19:02:55,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:55,305 INFO L225 Difference]: With dead ends: 4259 [2021-11-25 19:02:55,305 INFO L226 Difference]: Without dead ends: 2279 [2021-11-25 19:02:55,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:55,311 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 21 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:55,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 256 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:55,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2279 states. [2021-11-25 19:02:55,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2279 to 2263. [2021-11-25 19:02:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2263 states, 2262 states have (on average 1.3275862068965518) internal successors, (3003), 2262 states have internal predecessors, (3003), 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) [2021-11-25 19:02:55,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3003 transitions. [2021-11-25 19:02:55,405 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3003 transitions. Word has length 221 [2021-11-25 19:02:55,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:55,405 INFO L470 AbstractCegarLoop]: Abstraction has 2263 states and 3003 transitions. [2021-11-25 19:02:55,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-11-25 19:02:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3003 transitions. [2021-11-25 19:02:55,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-25 19:02:55,413 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:55,414 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:55,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:55,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:55,627 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:55,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:55,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1390699401, now seen corresponding path program 1 times [2021-11-25 19:02:55,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:55,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1107413064] [2021-11-25 19:02:55,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:55,629 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:55,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:55,631 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:55,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-25 19:02:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:55,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:55,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 463 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-25 19:02:56,149 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:56,149 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:56,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1107413064] [2021-11-25 19:02:56,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1107413064] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:56,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:56,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:56,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340458359] [2021-11-25 19:02:56,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:56,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:56,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:56,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:56,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:56,152 INFO L87 Difference]: Start difference. First operand 2263 states and 3003 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-11-25 19:02:56,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:56,365 INFO L93 Difference]: Finished difference Result 4739 states and 6417 transitions. [2021-11-25 19:02:56,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:56,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 221 [2021-11-25 19:02:56,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:56,382 INFO L225 Difference]: With dead ends: 4739 [2021-11-25 19:02:56,383 INFO L226 Difference]: Without dead ends: 2535 [2021-11-25 19:02:56,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:56,388 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 26 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:56,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 257 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:02:56,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2535 states. [2021-11-25 19:02:56,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2535 to 2511. [2021-11-25 19:02:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2511 states, 2510 states have (on average 1.3111553784860557) internal successors, (3291), 2510 states have internal predecessors, (3291), 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) [2021-11-25 19:02:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2511 states and 3291 transitions. [2021-11-25 19:02:56,486 INFO L78 Accepts]: Start accepts. Automaton has 2511 states and 3291 transitions. Word has length 221 [2021-11-25 19:02:56,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:56,487 INFO L470 AbstractCegarLoop]: Abstraction has 2511 states and 3291 transitions. [2021-11-25 19:02:56,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-11-25 19:02:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 3291 transitions. [2021-11-25 19:02:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-25 19:02:56,502 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:56,503 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:56,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:56,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:56,717 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:56,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:56,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1838094167, now seen corresponding path program 1 times [2021-11-25 19:02:56,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:56,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [234899993] [2021-11-25 19:02:56,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:56,719 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:56,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:56,721 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:56,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-25 19:02:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:56,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:56,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 534 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2021-11-25 19:02:57,291 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:57,291 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:57,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [234899993] [2021-11-25 19:02:57,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [234899993] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:57,291 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:57,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:57,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478515216] [2021-11-25 19:02:57,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:57,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:57,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:57,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:57,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:57,294 INFO L87 Difference]: Start difference. First operand 2511 states and 3291 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 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) [2021-11-25 19:02:57,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:57,523 INFO L93 Difference]: Finished difference Result 5267 states and 7049 transitions. [2021-11-25 19:02:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:57,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 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 251 [2021-11-25 19:02:57,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:57,542 INFO L225 Difference]: With dead ends: 5267 [2021-11-25 19:02:57,543 INFO L226 Difference]: Without dead ends: 2815 [2021-11-25 19:02:57,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:57,548 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 31 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:02:57,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 255 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:02:57,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2815 states. [2021-11-25 19:02:57,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2815 to 2799. [2021-11-25 19:02:57,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2798 states have (on average 1.2934238741958541) internal successors, (3619), 2798 states have internal predecessors, (3619), 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) [2021-11-25 19:02:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 3619 transitions. [2021-11-25 19:02:57,648 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 3619 transitions. Word has length 251 [2021-11-25 19:02:57,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:57,649 INFO L470 AbstractCegarLoop]: Abstraction has 2799 states and 3619 transitions. [2021-11-25 19:02:57,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 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) [2021-11-25 19:02:57,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 3619 transitions. [2021-11-25 19:02:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-25 19:02:57,658 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:57,658 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:57,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:57,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:57,872 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:57,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:57,873 INFO L85 PathProgramCache]: Analyzing trace with hash -837898215, now seen corresponding path program 1 times [2021-11-25 19:02:57,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:57,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1387544151] [2021-11-25 19:02:57,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:57,873 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:57,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:57,874 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:57,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-25 19:02:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:58,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:58,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 583 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-25 19:02:58,449 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:58,449 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:58,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1387544151] [2021-11-25 19:02:58,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1387544151] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:58,450 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:58,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:58,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537392462] [2021-11-25 19:02:58,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:58,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:58,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:58,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:58,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:58,453 INFO L87 Difference]: Start difference. First operand 2799 states and 3619 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-11-25 19:02:58,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:58,581 INFO L93 Difference]: Finished difference Result 8039 states and 10423 transitions. [2021-11-25 19:02:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:58,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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 251 [2021-11-25 19:02:58,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:02:58,615 INFO L225 Difference]: With dead ends: 8039 [2021-11-25 19:02:58,615 INFO L226 Difference]: Without dead ends: 5299 [2021-11-25 19:02:58,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:58,623 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 123 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 478 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 [2021-11-25 19:02:58,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 478 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:02:58,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5299 states. [2021-11-25 19:02:58,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5299 to 5297. [2021-11-25 19:02:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5297 states, 5296 states have (on average 1.29607250755287) internal successors, (6864), 5296 states have internal predecessors, (6864), 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) [2021-11-25 19:02:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 5297 states and 6864 transitions. [2021-11-25 19:02:58,854 INFO L78 Accepts]: Start accepts. Automaton has 5297 states and 6864 transitions. Word has length 251 [2021-11-25 19:02:58,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:02:58,855 INFO L470 AbstractCegarLoop]: Abstraction has 5297 states and 6864 transitions. [2021-11-25 19:02:58,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-11-25 19:02:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 5297 states and 6864 transitions. [2021-11-25 19:02:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-25 19:02:58,864 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:02:58,864 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 13, 12, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:02:58,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-25 19:02:59,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:02:59,078 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:02:59,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:02:59,078 INFO L85 PathProgramCache]: Analyzing trace with hash 83347439, now seen corresponding path program 1 times [2021-11-25 19:02:59,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:02:59,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46464517] [2021-11-25 19:02:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:02:59,080 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:02:59,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:02:59,082 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:02:59,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-25 19:02:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:02:59,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:02:59,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:02:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1101 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2021-11-25 19:02:59,645 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:02:59,645 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:02:59,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46464517] [2021-11-25 19:02:59,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46464517] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:02:59,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:02:59,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:02:59,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546020970] [2021-11-25 19:02:59,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:02:59,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:02:59,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:02:59,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:02:59,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:02:59,648 INFO L87 Difference]: Start difference. First operand 5297 states and 6864 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2021-11-25 19:02:59,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:02:59,978 INFO L93 Difference]: Finished difference Result 10831 states and 14171 transitions. [2021-11-25 19:02:59,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:02:59,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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 275 [2021-11-25 19:02:59,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:00,019 INFO L225 Difference]: With dead ends: 10831 [2021-11-25 19:03:00,029 INFO L226 Difference]: Without dead ends: 5593 [2021-11-25 19:03:00,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:00,037 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 27 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:00,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 257 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:03:00,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5593 states. [2021-11-25 19:03:00,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5593 to 5561. [2021-11-25 19:03:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5561 states, 5560 states have (on average 1.289208633093525) internal successors, (7168), 5560 states have internal predecessors, (7168), 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) [2021-11-25 19:03:00,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5561 states to 5561 states and 7168 transitions. [2021-11-25 19:03:00,233 INFO L78 Accepts]: Start accepts. Automaton has 5561 states and 7168 transitions. Word has length 275 [2021-11-25 19:03:00,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:00,234 INFO L470 AbstractCegarLoop]: Abstraction has 5561 states and 7168 transitions. [2021-11-25 19:03:00,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2021-11-25 19:03:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 5561 states and 7168 transitions. [2021-11-25 19:03:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-25 19:03:00,245 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:03:00,245 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 13, 12, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:03:00,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:00,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:03:00,459 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:03:00,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:03:00,460 INFO L85 PathProgramCache]: Analyzing trace with hash 652008344, now seen corresponding path program 1 times [2021-11-25 19:03:00,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:03:00,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [9413883] [2021-11-25 19:03:00,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:00,461 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:03:00,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:03:00,462 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:03:00,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-25 19:03:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:00,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:03:00,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2021-11-25 19:03:01,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:03:01,083 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:03:01,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [9413883] [2021-11-25 19:03:01,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [9413883] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:03:01,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:03:01,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:03:01,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917657142] [2021-11-25 19:03:01,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:03:01,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:03:01,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:03:01,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:03:01,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:01,086 INFO L87 Difference]: Start difference. First operand 5561 states and 7168 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-11-25 19:03:01,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:03:01,359 INFO L93 Difference]: Finished difference Result 11687 states and 15395 transitions. [2021-11-25 19:03:01,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:03:01,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 286 [2021-11-25 19:03:01,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:01,375 INFO L225 Difference]: With dead ends: 11687 [2021-11-25 19:03:01,375 INFO L226 Difference]: Without dead ends: 6185 [2021-11-25 19:03:01,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:01,386 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 33 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:01,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 251 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:03:01,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2021-11-25 19:03:01,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 6153. [2021-11-25 19:03:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6153 states, 6152 states have (on average 1.2743823146944082) internal successors, (7840), 6152 states have internal predecessors, (7840), 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) [2021-11-25 19:03:01,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 7840 transitions. [2021-11-25 19:03:01,592 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 7840 transitions. Word has length 286 [2021-11-25 19:03:01,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:01,593 INFO L470 AbstractCegarLoop]: Abstraction has 6153 states and 7840 transitions. [2021-11-25 19:03:01,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-11-25 19:03:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 7840 transitions. [2021-11-25 19:03:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-11-25 19:03:01,603 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:03:01,603 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:03:01,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:01,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:03:01,817 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:03:01,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:03:01,818 INFO L85 PathProgramCache]: Analyzing trace with hash 709331495, now seen corresponding path program 1 times [2021-11-25 19:03:01,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:03:01,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829551379] [2021-11-25 19:03:01,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:01,819 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:03:01,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:03:01,821 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:03:01,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-25 19:03:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:01,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:03:01,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 676 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:02,463 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:03:02,463 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:03:02,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829551379] [2021-11-25 19:03:02,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1829551379] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:03:02,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:03:02,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:03:02,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171988678] [2021-11-25 19:03:02,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:03:02,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:03:02,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:03:02,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:03:02,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:02,466 INFO L87 Difference]: Start difference. First operand 6153 states and 7840 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2021-11-25 19:03:02,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:03:02,791 INFO L93 Difference]: Finished difference Result 12913 states and 16829 transitions. [2021-11-25 19:03:02,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:03:02,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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 322 [2021-11-25 19:03:02,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:02,807 INFO L225 Difference]: With dead ends: 12913 [2021-11-25 19:03:02,808 INFO L226 Difference]: Without dead ends: 6819 [2021-11-25 19:03:02,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:02,818 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 40 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:02,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 247 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:03:02,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6819 states. [2021-11-25 19:03:02,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6819 to 6803. [2021-11-25 19:03:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6803 states, 6802 states have (on average 1.259923551896501) internal successors, (8570), 6802 states have internal predecessors, (8570), 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) [2021-11-25 19:03:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6803 states to 6803 states and 8570 transitions. [2021-11-25 19:03:03,042 INFO L78 Accepts]: Start accepts. Automaton has 6803 states and 8570 transitions. Word has length 322 [2021-11-25 19:03:03,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:03,043 INFO L470 AbstractCegarLoop]: Abstraction has 6803 states and 8570 transitions. [2021-11-25 19:03:03,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2021-11-25 19:03:03,043 INFO L276 IsEmpty]: Start isEmpty. Operand 6803 states and 8570 transitions. [2021-11-25 19:03:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-25 19:03:03,054 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:03:03,055 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 15, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:03:03,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:03,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:03:03,269 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:03:03,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:03:03,269 INFO L85 PathProgramCache]: Analyzing trace with hash -321729676, now seen corresponding path program 1 times [2021-11-25 19:03:03,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:03:03,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130477424] [2021-11-25 19:03:03,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:03,271 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:03:03,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:03:03,273 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:03:03,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-25 19:03:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:03,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:03,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:03,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:04,559 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:03:04,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130477424] [2021-11-25 19:03:04,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130477424] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:04,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [944583442] [2021-11-25 19:03:04,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:04,560 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:03:04,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:03:04,568 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:03:04,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2021-11-25 19:03:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:04,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:04,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:05,369 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:05,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [944583442] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:05,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392689185] [2021-11-25 19:03:05,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:05,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:03:05,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:03:05,950 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:03:05,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-11-25 19:03:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:06,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:06,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:06,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 905 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-25 19:03:07,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392689185] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:07,213 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 19:03:07,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4, 4] total 6 [2021-11-25 19:03:07,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816758856] [2021-11-25 19:03:07,214 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 19:03:07,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:03:07,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:03:07,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:03:07,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:03:07,222 INFO L87 Difference]: Start difference. First operand 6803 states and 8570 transitions. Second operand has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 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) [2021-11-25 19:03:08,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:03:08,102 INFO L93 Difference]: Finished difference Result 14736 states and 18565 transitions. [2021-11-25 19:03:08,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 19:03:08,103 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 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 359 [2021-11-25 19:03:08,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:08,123 INFO L225 Difference]: With dead ends: 14736 [2021-11-25 19:03:08,123 INFO L226 Difference]: Without dead ends: 7992 [2021-11-25 19:03:08,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2156 GetRequests, 2148 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-25 19:03:08,140 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 466 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:08,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [466 Valid, 850 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 19:03:08,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7992 states. [2021-11-25 19:03:08,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7992 to 6827. [2021-11-25 19:03:08,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6827 states, 6826 states have (on average 1.2408438324055084) internal successors, (8470), 6826 states have internal predecessors, (8470), 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) [2021-11-25 19:03:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6827 states to 6827 states and 8470 transitions. [2021-11-25 19:03:08,362 INFO L78 Accepts]: Start accepts. Automaton has 6827 states and 8470 transitions. Word has length 359 [2021-11-25 19:03:08,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:08,363 INFO L470 AbstractCegarLoop]: Abstraction has 6827 states and 8470 transitions. [2021-11-25 19:03:08,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 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) [2021-11-25 19:03:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 6827 states and 8470 transitions. [2021-11-25 19:03:08,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-11-25 19:03:08,377 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:03:08,377 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 16, 15, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:03:08,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:08,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (30)] Ended with exit code 0 [2021-11-25 19:03:08,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-11-25 19:03:08,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:03:08,981 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:03:08,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:03:08,981 INFO L85 PathProgramCache]: Analyzing trace with hash -37013969, now seen corresponding path program 1 times [2021-11-25 19:03:08,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:03:08,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93188490] [2021-11-25 19:03:08,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:08,983 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:03:08,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:03:08,984 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:03:08,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2021-11-25 19:03:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:09,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:03:09,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 818 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2021-11-25 19:03:09,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:03:09,739 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:03:09,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [93188490] [2021-11-25 19:03:09,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [93188490] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:03:09,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:03:09,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:03:09,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536439344] [2021-11-25 19:03:09,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:03:09,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:03:09,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:03:09,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:03:09,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:09,742 INFO L87 Difference]: Start difference. First operand 6827 states and 8470 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-11-25 19:03:09,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:03:09,949 INFO L93 Difference]: Finished difference Result 12611 states and 15897 transitions. [2021-11-25 19:03:09,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:03:09,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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 398 [2021-11-25 19:03:09,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:09,961 INFO L225 Difference]: With dead ends: 12611 [2021-11-25 19:03:09,961 INFO L226 Difference]: Without dead ends: 4130 [2021-11-25 19:03:09,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:03:09,973 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 35 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:09,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 258 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:03:09,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4130 states. [2021-11-25 19:03:10,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4130 to 4128. [2021-11-25 19:03:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4128 states, 4127 states have (on average 1.2406106130361036) internal successors, (5120), 4127 states have internal predecessors, (5120), 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) [2021-11-25 19:03:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 4128 states and 5120 transitions. [2021-11-25 19:03:10,075 INFO L78 Accepts]: Start accepts. Automaton has 4128 states and 5120 transitions. Word has length 398 [2021-11-25 19:03:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:10,076 INFO L470 AbstractCegarLoop]: Abstraction has 4128 states and 5120 transitions. [2021-11-25 19:03:10,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-11-25 19:03:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 5120 transitions. [2021-11-25 19:03:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2021-11-25 19:03:10,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:03:10,088 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 21, 20, 19, 17, 17, 16, 16, 15, 15, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:03:10,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (33)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:10,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:03:10,303 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:03:10,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:03:10,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1723660819, now seen corresponding path program 1 times [2021-11-25 19:03:10,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:03:10,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1989314419] [2021-11-25 19:03:10,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:10,305 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:03:10,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:03:10,306 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:03:10,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2021-11-25 19:03:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:10,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:10,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:11,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:12,535 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:03:12,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1989314419] [2021-11-25 19:03:12,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1989314419] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:12,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [311372491] [2021-11-25 19:03:12,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:12,536 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 19:03:12,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 19:03:12,556 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 19:03:12,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2021-11-25 19:03:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:12,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:12,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:13,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:14,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:14,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [311372491] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:14,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1330380562] [2021-11-25 19:03:14,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:03:14,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:03:14,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:03:14,543 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:03:14,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-11-25 19:03:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:03:14,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:03:14,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:03:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:15,656 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:03:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 2135 proven. 14 refuted. 0 times theorem prover too weak. 2002 trivial. 0 not checked. [2021-11-25 19:03:16,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1330380562] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:03:16,629 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 19:03:16,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4, 4] total 6 [2021-11-25 19:03:16,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730427277] [2021-11-25 19:03:16,631 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 19:03:16,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:03:16,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:03:16,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:03:16,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:03:16,634 INFO L87 Difference]: Start difference. First operand 4128 states and 5120 transitions. Second operand has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 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) [2021-11-25 19:03:16,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:03:16,913 INFO L93 Difference]: Finished difference Result 4341 states and 5390 transitions. [2021-11-25 19:03:16,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:03:16,914 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 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 619 [2021-11-25 19:03:16,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:03:16,915 INFO L225 Difference]: With dead ends: 4341 [2021-11-25 19:03:16,916 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 19:03:16,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3712 GetRequests, 3706 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-25 19:03:16,921 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 132 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:03:16,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 201 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:03:16,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 19:03:16,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 19:03:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:03:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 19:03:16,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 619 [2021-11-25 19:03:16,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:03:16,926 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 19:03:16,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 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) [2021-11-25 19:03:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 19:03:16,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 19:03:16,931 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:03:16,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-11-25 19:03:17,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2021-11-25 19:03:17,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (34)] Ended with exit code 0 [2021-11-25 19:03:17,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:03:17,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 19:03:20,864 INFO L858 garLoopResultBuilder]: For program point L498(lines 498 503) no Hoare annotation was computed. [2021-11-25 19:03:20,865 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 476) no Hoare annotation was computed. [2021-11-25 19:03:20,865 INFO L858 garLoopResultBuilder]: For program point L465-1(lines 465 476) no Hoare annotation was computed. [2021-11-25 19:03:20,865 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 337) no Hoare annotation was computed. [2021-11-25 19:03:20,865 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 275) no Hoare annotation was computed. [2021-11-25 19:03:20,865 INFO L858 garLoopResultBuilder]: For program point L333-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,866 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 404) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 543) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 554) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 565) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 75 624) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 473) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 302 306) no Hoare annotation was computed. [2021-11-25 19:03:20,867 INFO L861 garLoopResultBuilder]: At program point L203(lines 202 543) the Hoare annotation is: true [2021-11-25 19:03:20,868 INFO L854 garLoopResultBuilder]: At program point L137(lines 133 566) the Hoare annotation is: (and (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|) (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32)))) [2021-11-25 19:03:20,868 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-11-25 19:03:20,868 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-11-25 19:03:20,868 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 242) no Hoare annotation was computed. [2021-11-25 19:03:20,868 INFO L858 garLoopResultBuilder]: For program point L270-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,869 INFO L861 garLoopResultBuilder]: At program point L634(lines 626 636) the Hoare annotation is: true [2021-11-25 19:03:20,869 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 553) no Hoare annotation was computed. [2021-11-25 19:03:20,869 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 564) no Hoare annotation was computed. [2021-11-25 19:03:20,869 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 575) no Hoare annotation was computed. [2021-11-25 19:03:20,871 INFO L858 garLoopResultBuilder]: For program point L437(lines 437 441) no Hoare annotation was computed. [2021-11-25 19:03:20,871 INFO L858 garLoopResultBuilder]: For program point L437-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,871 INFO L861 garLoopResultBuilder]: At program point L206(lines 205 542) the Hoare annotation is: true [2021-11-25 19:03:20,871 INFO L854 garLoopResultBuilder]: At program point L173(lines 169 554) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse2 .cse3))) [2021-11-25 19:03:20,871 INFO L854 garLoopResultBuilder]: At program point L107(lines 106 575) the Hoare annotation is: (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv0 32)) (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv12292 32))) [2021-11-25 19:03:20,871 INFO L858 garLoopResultBuilder]: For program point L372(lines 372 376) no Hoare annotation was computed. [2021-11-25 19:03:20,871 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 411) no Hoare annotation was computed. [2021-11-25 19:03:20,872 INFO L858 garLoopResultBuilder]: For program point L406-2(lines 406 411) no Hoare annotation was computed. [2021-11-25 19:03:20,872 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 552) no Hoare annotation was computed. [2021-11-25 19:03:20,872 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 563) no Hoare annotation was computed. [2021-11-25 19:03:20,872 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 574) no Hoare annotation was computed. [2021-11-25 19:03:20,873 INFO L854 garLoopResultBuilder]: At program point L143(lines 139 564) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse1 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse2 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and .cse0 (= (_ bv3 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse1 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse2) (and .cse0 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse1 .cse2))) [2021-11-25 19:03:20,873 INFO L854 garLoopResultBuilder]: At program point L540(lines 103 606) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|))) (let ((.cse11 (= (_ bv4464 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse13 (= (_ bv4480 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse16 (= (_ bv4432 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse17 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4496 32))) (.cse12 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4416 32))) (.cse18 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4560 32))) (.cse10 (not (= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1| (_ bv4368 32)))) (.cse15 (= (_ bv4528 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse19 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4448 32))) (.cse7 (not .cse3)) (.cse14 (= (_ bv4512 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse9 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse6 (= (_ bv4352 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) (.cse0 (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse1 (= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1| (_ bv4560 32))) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse8 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv3 32))) (.cse4 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse5 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10) (and .cse3 .cse9 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32))) (and .cse2 .cse3 .cse9 .cse4 .cse11) (and .cse12 .cse3 (= (_ bv3 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse13 .cse4 .cse5) (and .cse2 .cse14 .cse9 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse11) (and .cse2 .cse15 .cse9 .cse4) (and .cse2 .cse3 .cse13 .cse9 .cse4) (and .cse1 .cse2 .cse8 .cse9 .cse4) (and .cse2 .cse3 .cse9 .cse4 .cse16) (and .cse2 .cse3 .cse17 .cse9 .cse4) (and .cse7 .cse18 .cse9) (and .cse0 .cse2 .cse3 .cse14 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse18 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse16) (and .cse0 .cse2 .cse3 .cse17 .cse4 .cse5) (and .cse12 .cse3 .cse9 .cse4) (and .cse0 .cse2 .cse19 .cse3 .cse4 .cse5) (and .cse7 (= (_ bv3 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1|) .cse9 .cse6) (and .cse1 .cse2 .cse18 .cse9 .cse4) (and .cse7 .cse2 .cse8 .cse4 .cse5 .cse10) (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv0 32)) (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))) (and .cse0 .cse2 .cse3 .cse15 .cse4 .cse5) (and .cse7 .cse15 .cse9) (and .cse2 .cse19 .cse3 .cse9 .cse4) (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv1 32)) (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4384 32))) (and .cse7 .cse14 .cse9) (and .cse1 .cse2 .cse3 .cse9 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse5)))) [2021-11-25 19:03:20,873 INFO L861 garLoopResultBuilder]: At program point L607(lines 102 608) the Hoare annotation is: true [2021-11-25 19:03:20,873 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 551) no Hoare annotation was computed. [2021-11-25 19:03:20,873 INFO L858 garLoopResultBuilder]: For program point L145(lines 145 562) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 573) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 381) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L377-2(lines 377 381) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L311-1(lines 311 325) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L854 garLoopResultBuilder]: At program point L212(lines 109 574) the Hoare annotation is: (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv0 32)) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32))) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32)))) [2021-11-25 19:03:20,875 INFO L854 garLoopResultBuilder]: At program point L179(lines 175 552) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse2 .cse3))) [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L576(lines 576 604) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L577(lines 577 601) no Hoare annotation was computed. [2021-11-25 19:03:20,875 INFO L858 garLoopResultBuilder]: For program point L511-1(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 351) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 550) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 561) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 572) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L578(lines 578 587) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L611-2(lines 611 615) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L858 garLoopResultBuilder]: For program point L578-2(lines 577 599) no Hoare annotation was computed. [2021-11-25 19:03:20,876 INFO L854 garLoopResultBuilder]: At program point L149(lines 145 562) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse2 .cse3))) [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 319) no Hoare annotation was computed. [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 313 325) no Hoare annotation was computed. [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 584) no Hoare annotation was computed. [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L448(lines 448 453) no Hoare annotation was computed. [2021-11-25 19:03:20,877 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 287) no Hoare annotation was computed. [2021-11-25 19:03:20,878 INFO L858 garLoopResultBuilder]: For program point L217(lines 217 221) no Hoare annotation was computed. [2021-11-25 19:03:20,878 INFO L858 garLoopResultBuilder]: For program point L184(lines 184 549) no Hoare annotation was computed. [2021-11-25 19:03:20,878 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 560) no Hoare annotation was computed. [2021-11-25 19:03:20,878 INFO L858 garLoopResultBuilder]: For program point L217-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,878 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 571) no Hoare annotation was computed. [2021-11-25 19:03:20,879 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 486) no Hoare annotation was computed. [2021-11-25 19:03:20,879 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 19:03:20,879 INFO L854 garLoopResultBuilder]: At program point L185(lines 181 550) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and (not .cse1) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32))) .cse4 .cse3))) [2021-11-25 19:03:20,880 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-11-25 19:03:20,880 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2021-11-25 19:03:20,880 INFO L858 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2021-11-25 19:03:20,880 INFO L858 garLoopResultBuilder]: For program point L417(lines 417 421) no Hoare annotation was computed. [2021-11-25 19:03:20,880 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 258) no Hoare annotation was computed. [2021-11-25 19:03:20,881 INFO L858 garLoopResultBuilder]: For program point L187(lines 187 548) no Hoare annotation was computed. [2021-11-25 19:03:20,881 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 559) no Hoare annotation was computed. [2021-11-25 19:03:20,881 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 570) no Hoare annotation was computed. [2021-11-25 19:03:20,881 INFO L854 garLoopResultBuilder]: At program point L155(lines 151 560) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse2 .cse3))) [2021-11-25 19:03:20,881 INFO L858 garLoopResultBuilder]: For program point L487(lines 487 491) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point L487-2(lines 487 491) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point L190(lines 190 547) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 558) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 569) no Hoare annotation was computed. [2021-11-25 19:03:20,882 INFO L858 garLoopResultBuilder]: For program point L389(lines 389 393) no Hoare annotation was computed. [2021-11-25 19:03:20,883 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-11-25 19:03:20,884 INFO L854 garLoopResultBuilder]: At program point L191(lines 187 548) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and (not .cse1) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32))) .cse4 .cse3))) [2021-11-25 19:03:20,884 INFO L854 garLoopResultBuilder]: At program point L125(lines 121 570) the Hoare annotation is: (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv0 32)) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32)))) [2021-11-25 19:03:20,884 INFO L854 garLoopResultBuilder]: At program point L357(lines 75 624) the Hoare annotation is: false [2021-11-25 19:03:20,884 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2021-11-25 19:03:20,886 INFO L861 garLoopResultBuilder]: At program point L622(lines 75 624) the Hoare annotation is: true [2021-11-25 19:03:20,886 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-11-25 19:03:20,886 INFO L858 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-11-25 19:03:20,886 INFO L858 garLoopResultBuilder]: For program point L523-2(lines 523 527) no Hoare annotation was computed. [2021-11-25 19:03:20,886 INFO L858 garLoopResultBuilder]: For program point L292(lines 292 296) no Hoare annotation was computed. [2021-11-25 19:03:20,887 INFO L858 garLoopResultBuilder]: For program point L292-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,887 INFO L858 garLoopResultBuilder]: For program point L193(lines 193 546) no Hoare annotation was computed. [2021-11-25 19:03:20,887 INFO L858 garLoopResultBuilder]: For program point L160(lines 160 557) no Hoare annotation was computed. [2021-11-25 19:03:20,887 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 568) no Hoare annotation was computed. [2021-11-25 19:03:20,887 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2021-11-25 19:03:20,888 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-25 19:03:20,888 INFO L861 garLoopResultBuilder]: At program point L623(lines 18 625) the Hoare annotation is: true [2021-11-25 19:03:20,888 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-11-25 19:03:20,888 INFO L858 garLoopResultBuilder]: For program point L361(lines 361 365) no Hoare annotation was computed. [2021-11-25 19:03:20,889 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 246) no Hoare annotation was computed. [2021-11-25 19:03:20,889 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 545) no Hoare annotation was computed. [2021-11-25 19:03:20,889 INFO L858 garLoopResultBuilder]: For program point L163(lines 163 556) no Hoare annotation was computed. [2021-11-25 19:03:20,889 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 207 539) no Hoare annotation was computed. [2021-11-25 19:03:20,889 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 567) no Hoare annotation was computed. [2021-11-25 19:03:20,891 INFO L854 garLoopResultBuilder]: At program point L197(lines 193 546) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1| (_ bv4560 32))) (.cse1 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse4 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse4) (and (let ((.cse5 (not .cse2))) (or (and .cse5 .cse6 (not (= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1| (_ bv4368 32))) .cse4) (and .cse5 (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4560 32)) .cse6))) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32)))) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4))) [2021-11-25 19:03:20,891 INFO L854 garLoopResultBuilder]: At program point L131(lines 127 568) the Hoare annotation is: (and (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| (_ bv1 32)) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4400 32))) (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32)))) [2021-11-25 19:03:20,891 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-25 19:03:20,891 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 618) no Hoare annotation was computed. [2021-11-25 19:03:20,892 INFO L858 garLoopResultBuilder]: For program point L495-1(lines 495 507) no Hoare annotation was computed. [2021-11-25 19:03:20,892 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-11-25 19:03:20,892 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 236) no Hoare annotation was computed. [2021-11-25 19:03:20,892 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 544) no Hoare annotation was computed. [2021-11-25 19:03:20,892 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 555) no Hoare annotation was computed. [2021-11-25 19:03:20,893 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 566) no Hoare annotation was computed. [2021-11-25 19:03:20,893 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 534) no Hoare annotation was computed. [2021-11-25 19:03:20,893 INFO L854 garLoopResultBuilder]: At program point L200(lines 199 544) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1| (_ bv4560 32))) (.cse1 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse5 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse4 (= (_ bv4352 32) |ULTIMATE.start_ssl3_connect_~s__state~0#1|))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse4) (and (not .cse2) (= (_ bv3 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~0#1|) .cse5 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse3 .cse4))) [2021-11-25 19:03:20,893 INFO L854 garLoopResultBuilder]: At program point L167(lines 157 558) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_connect_~ag_X~0#1| (_ bv65535 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_ssl3_connect_~s__hit~0#1|)) (.cse2 (= |ULTIMATE.start_ssl3_connect_~ag_Y~0#1| (_ bv61087 32))) (.cse3 (not (= |ULTIMATE.start_ssl3_connect_~s__state~0#1| (_ bv4368 32))))) (or (and (= (_ bv4 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse0 .cse1 .cse2 (= (_ bv256 32) |ULTIMATE.start_ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_ssl3_connect_~blastFlag~0#1|) .cse2 .cse3))) [2021-11-25 19:03:20,900 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, 1, 1] [2021-11-25 19:03:20,902 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:03:20,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:03:20 BoogieIcfgContainer [2021-11-25 19:03:20,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:03:20,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:03:20,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:03:20,985 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:03:20,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:02:35" (3/4) ... [2021-11-25 19:03:20,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 19:03:21,017 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-25 19:03:21,019 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 19:03:21,020 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 19:03:21,021 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 19:03:21,121 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 19:03:21,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:03:21,122 INFO L158 Benchmark]: Toolchain (without parser) took 47719.34ms. Allocated memory was 79.7MB in the beginning and 394.3MB in the end (delta: 314.6MB). Free memory was 61.8MB in the beginning and 161.5MB in the end (delta: -99.7MB). Peak memory consumption was 215.5MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,122 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:03:21,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.49ms. Allocated memory is still 79.7MB. Free memory was 61.8MB in the beginning and 57.0MB in the end (delta: 4.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.15ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 54.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,123 INFO L158 Benchmark]: Boogie Preprocessor took 46.86ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:03:21,124 INFO L158 Benchmark]: RCFGBuilder took 995.76ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 54.1MB in the end (delta: -1.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,124 INFO L158 Benchmark]: TraceAbstraction took 45893.58ms. Allocated memory was 79.7MB in the beginning and 394.3MB in the end (delta: 314.6MB). Free memory was 53.4MB in the beginning and 170.9MB in the end (delta: -117.5MB). Peak memory consumption was 249.9MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,125 INFO L158 Benchmark]: Witness Printer took 137.01ms. Allocated memory is still 394.3MB. Free memory was 170.9MB in the beginning and 161.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:03:21,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.49ms. Allocated memory is still 79.7MB. Free memory was 61.8MB in the beginning and 57.0MB in the end (delta: 4.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.15ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 54.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.86ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 995.76ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 54.1MB in the end (delta: -1.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 45893.58ms. Allocated memory was 79.7MB in the beginning and 394.3MB in the end (delta: 314.6MB). Free memory was 53.4MB in the beginning and 170.9MB in the end (delta: -117.5MB). Peak memory consumption was 249.9MB. Max. memory is 16.1GB. * Witness Printer took 137.01ms. Allocated memory is still 394.3MB. Free memory was 170.9MB in the beginning and 161.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 618]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 45.7s, OverallIterations: 26, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2132 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2132 mSDsluCounter, 8975 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3718 mSDsCounter, 447 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3116 IncrementalHoareTripleChecker+Invalid, 3563 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 447 mSolverCounterUnsat, 5257 mSDtfsCounter, 3116 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12018 GetRequests, 11954 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6827occurred in iteration=24, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 26 MinimizatonAttempts, 1520 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 120 NumberOfFragments, 1010 HoareAnnotationTreeSize, 23 FomulaSimplifications, 556 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 23 FomulaSimplificationsInter, 3093 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 22.0s InterpolantComputationTime, 7939 NumberOfCodeBlocks, 7939 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 12000 ConstructedInterpolants, 0 QuantifiedInterpolants, 17303 SizeOfPredicates, 18 NumberOfNonLiveVariables, 9664 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 47 InterpolantComputations, 23 PerfectInterpolantSequences, 52115/52595 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: blastFlag == 0bv32 && !(s__state == 4400bv32) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((((((4bv32 == blastFlag && s__s3__tmp__next_state___0 == 4560bv32) && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && 4352bv32 == s__state) || (((!(0bv32 == s__hit) && 3bv32 == s__s3__tmp__next_state___0) && 2bv32 == blastFlag) && 4352bv32 == s__state)) || (((((s__s3__tmp__next_state___0 == 4560bv32 && ag_X == 65535bv32) && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && 4352bv32 == s__state) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (blastFlag == 0bv32 && !(s__state == 4400bv32)) && !(s__state == 4368bv32) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((((((4bv32 == blastFlag && s__s3__tmp__next_state___0 == 4560bv32) && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || (((((!(0bv32 == s__hit) && 2bv32 == blastFlag) && !(s__s3__tmp__next_state___0 == 4368bv32)) && !(s__state == 4368bv32)) || ((!(0bv32 == s__hit) && s__state == 4560bv32) && 2bv32 == blastFlag)) && !(s__state == 4400bv32))) || (((((s__s3__tmp__next_state___0 == 4560bv32 && ag_X == 65535bv32) && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: blastFlag == 0bv32 && s__state == 12292bv32 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((4bv32 == blastFlag && s__s3__tmp__next_state___0 == 4560bv32) && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && 4352bv32 == s__state) || (((!(0bv32 == s__hit) && s__state == 3bv32) && 2bv32 == blastFlag) && !(s__s3__tmp__next_state___0 == 4368bv32))) || ((0bv32 == s__hit && 2bv32 == blastFlag) && s__state == 4400bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && 4464bv32 == s__state)) || ((((s__state == 4416bv32 && 0bv32 == s__hit) && 3bv32 == blastFlag) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && 4480bv32 == s__state) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || (((ag_X == 65535bv32 && 4512bv32 == s__state) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && 4464bv32 == s__state)) || (((ag_X == 65535bv32 && 4528bv32 == s__state) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 4480bv32 == s__state) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || ((((s__s3__tmp__next_state___0 == 4560bv32 && ag_X == 65535bv32) && s__state == 3bv32) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && 4432bv32 == s__state)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && s__state == 4496bv32) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || ((!(0bv32 == s__hit) && s__state == 4560bv32) && 2bv32 == blastFlag)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && 4512bv32 == s__state) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || ((((((4bv32 == blastFlag && s__s3__tmp__next_state___0 == 4560bv32) && ag_X == 65535bv32) && 0bv32 == s__hit) && s__state == 4560bv32) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && 4432bv32 == s__state)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && s__state == 4496bv32) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || (((s__state == 4416bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && s__state == 4448bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || (((!(0bv32 == s__hit) && 3bv32 == s__s3__tmp__next_state___0) && 2bv32 == blastFlag) && 4352bv32 == s__state)) || ((((s__s3__tmp__next_state___0 == 4560bv32 && ag_X == 65535bv32) && s__state == 4560bv32) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || (((((!(0bv32 == s__hit) && ag_X == 65535bv32) && s__state == 3bv32) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__s3__tmp__next_state___0 == 4368bv32))) || (blastFlag == 0bv32 && s__state == 4368bv32)) || (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && 4528bv32 == s__state) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms)) || ((!(0bv32 == s__hit) && 4528bv32 == s__state) && 2bv32 == blastFlag)) || ((((ag_X == 65535bv32 && s__state == 4448bv32) && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32)) || (blastFlag == 1bv32 && s__state == 4384bv32)) || ((!(0bv32 == s__hit) && 4512bv32 == s__state) && 2bv32 == blastFlag)) || (((((s__s3__tmp__next_state___0 == 4560bv32 && ag_X == 65535bv32) && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && 4352bv32 == s__state)) || (((((4bv32 == blastFlag && s__s3__tmp__next_state___0 == 4560bv32) && ag_X == 65535bv32) && s__state == 3bv32) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (blastFlag == 1bv32 && !(s__state == 4400bv32)) && !(s__state == 4368bv32) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: (0bv32 == s__hit && 2bv32 == blastFlag) && !(s__state == 4368bv32) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32))) || (((!(0bv32 == s__hit) && !(s__state == 4400bv32)) && 2bv32 == blastFlag) && !(s__state == 4368bv32)) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32))) || (((!(0bv32 == s__hit) && !(s__state == 4400bv32)) && 2bv32 == blastFlag) && !(s__state == 4368bv32)) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((0bv32 == s__hit && 3bv32 == blastFlag) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || (((0bv32 == s__hit && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((4bv32 == blastFlag && ag_X == 65535bv32) && 0bv32 == s__hit) && ag_Y == 61087bv32) && 256bv32 == s__s3__tmp__new_cipher__algorithms) && !(s__state == 4368bv32)) || ((((ag_X == 65535bv32 && 0bv32 == s__hit) && 2bv32 == blastFlag) && ag_Y == 61087bv32) && !(s__state == 4368bv32)) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-25 19:03:21,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3daebaec-302a-4878-a34b-7c6fe7abf182/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE