./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0b2d978b2f3873db9b988022a041d2d18a2f859 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:20:17,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:20:17,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:20:17,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:20:17,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:20:17,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:20:17,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:20:17,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:20:17,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:20:17,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:20:17,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:20:17,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:20:17,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:20:17,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:20:17,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:20:17,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:20:17,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:20:17,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:20:17,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:20:17,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:20:17,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:20:17,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:20:17,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:20:17,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:20:17,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:20:17,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:20:17,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:20:17,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:20:17,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:20:17,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:20:17,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:20:17,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:20:17,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:20:17,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:20:17,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:20:17,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:20:17,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:20:17,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:20:17,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:20:17,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:20:17,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:20:17,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:20:17,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:20:17,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:20:17,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:20:17,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:20:17,647 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:20:17,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:20:17,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:20:17,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:20:17,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:20:17,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:20:17,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:20:17,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:20:17,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:20:17,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:20:17,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:20:17,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:20:17,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:20:17,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:20:17,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:20:17,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:20:17,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:17,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:20:17,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:20:17,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:20:17,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:20:17,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:20:17,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:20:17,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:20:17,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b2d978b2f3873db9b988022a041d2d18a2f859 [2021-10-11 00:20:17,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:20:18,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:20:18,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:20:18,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:20:18,005 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:20:18,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2021-10-11 00:20:18,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/data/b26dc072b/747705e523a4480481a2af223779dac4/FLAG4e24ea2fa [2021-10-11 00:20:18,583 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:20:18,586 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2021-10-11 00:20:18,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/data/b26dc072b/747705e523a4480481a2af223779dac4/FLAG4e24ea2fa [2021-10-11 00:20:18,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/data/b26dc072b/747705e523a4480481a2af223779dac4 [2021-10-11 00:20:18,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:20:18,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:20:18,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:18,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:20:18,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:20:18,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:18" (1/1) ... [2021-10-11 00:20:18,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b72284d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:18, skipping insertion in model container [2021-10-11 00:20:18,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:18" (1/1) ... [2021-10-11 00:20:18,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:20:18,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:20:19,221 WARN L226 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_bb6c716e-6350-4638-8b0a-40dc4bc689f2/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c[44644,44657] [2021-10-11 00:20:19,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:19,239 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:20:19,296 WARN L226 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_bb6c716e-6350-4638-8b0a-40dc4bc689f2/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c[44644,44657] [2021-10-11 00:20:19,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:19,315 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:20:19,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19 WrapperNode [2021-10-11 00:20:19,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:19,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:19,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:20:19,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:20:19,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:19,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:20:19,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:20:19,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:20:19,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... [2021-10-11 00:20:19,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:20:19,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:20:19,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:20:19,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:20:19,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:19,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:20:19,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:20:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:20:19,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:20:19,709 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:20:20,340 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-11 00:20:20,342 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-11 00:20:20,356 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:20:20,358 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:20:20,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:20 BoogieIcfgContainer [2021-10-11 00:20:20,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:20:20,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:20:20,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:20:20,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:20:20,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:20:18" (1/3) ... [2021-10-11 00:20:20,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17de1b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:20, skipping insertion in model container [2021-10-11 00:20:20,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:19" (2/3) ... [2021-10-11 00:20:20,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17de1b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:20, skipping insertion in model container [2021-10-11 00:20:20,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:20" (3/3) ... [2021-10-11 00:20:20,371 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.BV.c.cil.c [2021-10-11 00:20:20,388 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:20:20,392 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:20:20,403 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:20:20,442 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:20:20,442 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:20:20,442 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:20:20,442 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:20:20,443 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:20:20,443 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:20:20,443 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:20:20,443 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:20:20,463 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2021-10-11 00:20:20,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-11 00:20:20,476 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:20,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:20,478 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:20,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:20,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1632000041, now seen corresponding path program 1 times [2021-10-11 00:20:20,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:20,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219946946] [2021-10-11 00:20:20,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:20,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219946946] [2021-10-11 00:20:20,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:20,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:20,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677905946] [2021-10-11 00:20:20,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:20,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:20,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:20,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:20,826 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 3 states. [2021-10-11 00:20:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:21,211 INFO L93 Difference]: Finished difference Result 328 states and 565 transitions. [2021-10-11 00:20:21,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:21,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2021-10-11 00:20:21,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:21,242 INFO L225 Difference]: With dead ends: 328 [2021-10-11 00:20:21,247 INFO L226 Difference]: Without dead ends: 174 [2021-10-11 00:20:21,250 INFO L677 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 [2021-10-11 00:20:21,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-10-11 00:20:21,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 168. [2021-10-11 00:20:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2021-10-11 00:20:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 274 transitions. [2021-10-11 00:20:21,302 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 274 transitions. Word has length 44 [2021-10-11 00:20:21,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:21,303 INFO L481 AbstractCegarLoop]: Abstraction has 168 states and 274 transitions. [2021-10-11 00:20:21,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2021-10-11 00:20:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-11 00:20:21,306 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:21,306 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:21,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:20:21,306 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:21,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:21,307 INFO L82 PathProgramCache]: Analyzing trace with hash -954582389, now seen corresponding path program 1 times [2021-10-11 00:20:21,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:21,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304490073] [2021-10-11 00:20:21,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:21,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304490073] [2021-10-11 00:20:21,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:21,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:21,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554907469] [2021-10-11 00:20:21,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:21,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:21,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:21,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:21,413 INFO L87 Difference]: Start difference. First operand 168 states and 274 transitions. Second operand 3 states. [2021-10-11 00:20:21,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:21,612 INFO L93 Difference]: Finished difference Result 377 states and 624 transitions. [2021-10-11 00:20:21,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:21,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2021-10-11 00:20:21,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:21,615 INFO L225 Difference]: With dead ends: 377 [2021-10-11 00:20:21,616 INFO L226 Difference]: Without dead ends: 215 [2021-10-11 00:20:21,617 INFO L677 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 [2021-10-11 00:20:21,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-10-11 00:20:21,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 209. [2021-10-11 00:20:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2021-10-11 00:20:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 351 transitions. [2021-10-11 00:20:21,635 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 351 transitions. Word has length 45 [2021-10-11 00:20:21,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:21,635 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 351 transitions. [2021-10-11 00:20:21,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 351 transitions. [2021-10-11 00:20:21,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-11 00:20:21,639 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:21,639 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 00:20:21,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:20:21,639 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:21,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:21,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1257706733, now seen corresponding path program 1 times [2021-10-11 00:20:21,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:21,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046809348] [2021-10-11 00:20:21,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:21,739 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:21,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046809348] [2021-10-11 00:20:21,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:21,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:21,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380098267] [2021-10-11 00:20:21,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:21,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:21,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:21,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:21,741 INFO L87 Difference]: Start difference. First operand 209 states and 351 transitions. Second operand 3 states. [2021-10-11 00:20:21,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:21,904 INFO L93 Difference]: Finished difference Result 441 states and 748 transitions. [2021-10-11 00:20:21,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:21,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2021-10-11 00:20:21,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:21,907 INFO L225 Difference]: With dead ends: 441 [2021-10-11 00:20:21,907 INFO L226 Difference]: Without dead ends: 240 [2021-10-11 00:20:21,909 INFO L677 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 [2021-10-11 00:20:21,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-10-11 00:20:21,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2021-10-11 00:20:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 00:20:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 407 transitions. [2021-10-11 00:20:21,925 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 407 transitions. Word has length 73 [2021-10-11 00:20:21,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:21,925 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 407 transitions. [2021-10-11 00:20:21,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 407 transitions. [2021-10-11 00:20:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-11 00:20:21,930 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:21,930 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:20:21,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:20:21,931 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:21,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:21,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1858309952, now seen corresponding path program 1 times [2021-10-11 00:20:21,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:21,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296944939] [2021-10-11 00:20:21,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:22,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296944939] [2021-10-11 00:20:22,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:22,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:22,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698855608] [2021-10-11 00:20:22,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:22,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:22,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:22,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:22,036 INFO L87 Difference]: Start difference. First operand 240 states and 407 transitions. Second operand 3 states. [2021-10-11 00:20:22,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:22,253 INFO L93 Difference]: Finished difference Result 518 states and 884 transitions. [2021-10-11 00:20:22,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:22,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2021-10-11 00:20:22,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:22,257 INFO L225 Difference]: With dead ends: 518 [2021-10-11 00:20:22,257 INFO L226 Difference]: Without dead ends: 286 [2021-10-11 00:20:22,258 INFO L677 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 [2021-10-11 00:20:22,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-10-11 00:20:22,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 282. [2021-10-11 00:20:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 00:20:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 482 transitions. [2021-10-11 00:20:22,285 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 482 transitions. Word has length 84 [2021-10-11 00:20:22,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:22,287 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 482 transitions. [2021-10-11 00:20:22,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 482 transitions. [2021-10-11 00:20:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 00:20:22,293 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:22,293 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2021-10-11 00:20:22,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:20:22,294 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:22,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:22,295 INFO L82 PathProgramCache]: Analyzing trace with hash -793628611, now seen corresponding path program 1 times [2021-10-11 00:20:22,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:22,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450978329] [2021-10-11 00:20:22,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:22,420 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:22,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450978329] [2021-10-11 00:20:22,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:22,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:22,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450281073] [2021-10-11 00:20:22,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:22,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:22,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:22,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:22,422 INFO L87 Difference]: Start difference. First operand 282 states and 482 transitions. Second operand 3 states. [2021-10-11 00:20:22,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:22,554 INFO L93 Difference]: Finished difference Result 573 states and 980 transitions. [2021-10-11 00:20:22,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:22,555 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2021-10-11 00:20:22,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:22,557 INFO L225 Difference]: With dead ends: 573 [2021-10-11 00:20:22,557 INFO L226 Difference]: Without dead ends: 299 [2021-10-11 00:20:22,558 INFO L677 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 [2021-10-11 00:20:22,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-11 00:20:22,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 297. [2021-10-11 00:20:22,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2021-10-11 00:20:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 504 transitions. [2021-10-11 00:20:22,569 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 504 transitions. Word has length 85 [2021-10-11 00:20:22,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:22,570 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 504 transitions. [2021-10-11 00:20:22,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 504 transitions. [2021-10-11 00:20:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 00:20:22,571 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:22,571 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:20:22,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:20:22,572 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:22,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:22,572 INFO L82 PathProgramCache]: Analyzing trace with hash -812323390, now seen corresponding path program 1 times [2021-10-11 00:20:22,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:22,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545340280] [2021-10-11 00:20:22,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:22,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545340280] [2021-10-11 00:20:22,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:22,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:22,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685664152] [2021-10-11 00:20:22,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:22,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:22,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:22,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:22,628 INFO L87 Difference]: Start difference. First operand 297 states and 504 transitions. Second operand 3 states. [2021-10-11 00:20:22,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:22,834 INFO L93 Difference]: Finished difference Result 590 states and 1001 transitions. [2021-10-11 00:20:22,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:22,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2021-10-11 00:20:22,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:22,837 INFO L225 Difference]: With dead ends: 590 [2021-10-11 00:20:22,837 INFO L226 Difference]: Without dead ends: 299 [2021-10-11 00:20:22,838 INFO L677 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 [2021-10-11 00:20:22,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-11 00:20:22,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 295. [2021-10-11 00:20:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2021-10-11 00:20:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 499 transitions. [2021-10-11 00:20:22,849 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 499 transitions. Word has length 85 [2021-10-11 00:20:22,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:22,850 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 499 transitions. [2021-10-11 00:20:22,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 499 transitions. [2021-10-11 00:20:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-11 00:20:22,851 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:22,851 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:20:22,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:20:22,852 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:22,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:22,852 INFO L82 PathProgramCache]: Analyzing trace with hash 99695542, now seen corresponding path program 1 times [2021-10-11 00:20:22,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:22,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089678257] [2021-10-11 00:20:22,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:22,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089678257] [2021-10-11 00:20:22,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:22,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:22,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975342879] [2021-10-11 00:20:22,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:22,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:22,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:22,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:22,894 INFO L87 Difference]: Start difference. First operand 295 states and 499 transitions. Second operand 3 states. [2021-10-11 00:20:23,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:23,024 INFO L93 Difference]: Finished difference Result 584 states and 988 transitions. [2021-10-11 00:20:23,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:23,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2021-10-11 00:20:23,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:23,027 INFO L225 Difference]: With dead ends: 584 [2021-10-11 00:20:23,027 INFO L226 Difference]: Without dead ends: 297 [2021-10-11 00:20:23,028 INFO L677 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 [2021-10-11 00:20:23,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-11 00:20:23,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 295. [2021-10-11 00:20:23,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2021-10-11 00:20:23,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 495 transitions. [2021-10-11 00:20:23,039 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 495 transitions. Word has length 86 [2021-10-11 00:20:23,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:23,039 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 495 transitions. [2021-10-11 00:20:23,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 495 transitions. [2021-10-11 00:20:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-11 00:20:23,041 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:23,041 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:20:23,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:20:23,041 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:23,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:23,042 INFO L82 PathProgramCache]: Analyzing trace with hash -247819138, now seen corresponding path program 1 times [2021-10-11 00:20:23,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:23,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485588700] [2021-10-11 00:20:23,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-11 00:20:23,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485588700] [2021-10-11 00:20:23,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:23,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:23,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881531186] [2021-10-11 00:20:23,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:23,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:23,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:23,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:23,083 INFO L87 Difference]: Start difference. First operand 295 states and 495 transitions. Second operand 3 states. [2021-10-11 00:20:23,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:23,262 INFO L93 Difference]: Finished difference Result 590 states and 989 transitions. [2021-10-11 00:20:23,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:23,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2021-10-11 00:20:23,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:23,264 INFO L225 Difference]: With dead ends: 590 [2021-10-11 00:20:23,265 INFO L226 Difference]: Without dead ends: 303 [2021-10-11 00:20:23,265 INFO L677 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 [2021-10-11 00:20:23,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-11 00:20:23,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 303. [2021-10-11 00:20:23,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2021-10-11 00:20:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 500 transitions. [2021-10-11 00:20:23,276 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 500 transitions. Word has length 98 [2021-10-11 00:20:23,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:23,276 INFO L481 AbstractCegarLoop]: Abstraction has 303 states and 500 transitions. [2021-10-11 00:20:23,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 500 transitions. [2021-10-11 00:20:23,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-11 00:20:23,278 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:23,278 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:23,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:20:23,278 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:23,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:23,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1134276038, now seen corresponding path program 1 times [2021-10-11 00:20:23,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:23,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216624264] [2021-10-11 00:20:23,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:23,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216624264] [2021-10-11 00:20:23,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:23,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:23,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738581527] [2021-10-11 00:20:23,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:23,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:23,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:23,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:23,322 INFO L87 Difference]: Start difference. First operand 303 states and 500 transitions. Second operand 3 states. [2021-10-11 00:20:23,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:23,500 INFO L93 Difference]: Finished difference Result 629 states and 1041 transitions. [2021-10-11 00:20:23,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:23,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2021-10-11 00:20:23,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:23,506 INFO L225 Difference]: With dead ends: 629 [2021-10-11 00:20:23,507 INFO L226 Difference]: Without dead ends: 334 [2021-10-11 00:20:23,508 INFO L677 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 [2021-10-11 00:20:23,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-10-11 00:20:23,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-10-11 00:20:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2021-10-11 00:20:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 547 transitions. [2021-10-11 00:20:23,522 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 547 transitions. Word has length 99 [2021-10-11 00:20:23,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:23,522 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 547 transitions. [2021-10-11 00:20:23,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 547 transitions. [2021-10-11 00:20:23,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-11 00:20:23,527 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:23,527 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:23,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:20:23,527 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:23,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:23,528 INFO L82 PathProgramCache]: Analyzing trace with hash -85258053, now seen corresponding path program 1 times [2021-10-11 00:20:23,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:23,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636053633] [2021-10-11 00:20:23,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:23,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636053633] [2021-10-11 00:20:23,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:23,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:23,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91561997] [2021-10-11 00:20:23,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:23,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:23,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:23,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:23,623 INFO L87 Difference]: Start difference. First operand 332 states and 547 transitions. Second operand 3 states. [2021-10-11 00:20:23,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:23,797 INFO L93 Difference]: Finished difference Result 690 states and 1141 transitions. [2021-10-11 00:20:23,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:23,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2021-10-11 00:20:23,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:23,800 INFO L225 Difference]: With dead ends: 690 [2021-10-11 00:20:23,800 INFO L226 Difference]: Without dead ends: 366 [2021-10-11 00:20:23,801 INFO L677 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 [2021-10-11 00:20:23,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-10-11 00:20:23,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 359. [2021-10-11 00:20:23,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2021-10-11 00:20:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 589 transitions. [2021-10-11 00:20:23,815 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 589 transitions. Word has length 100 [2021-10-11 00:20:23,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:23,816 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 589 transitions. [2021-10-11 00:20:23,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 589 transitions. [2021-10-11 00:20:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-11 00:20:23,817 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:23,818 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:23,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:20:23,818 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:23,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:23,818 INFO L82 PathProgramCache]: Analyzing trace with hash 149056915, now seen corresponding path program 1 times [2021-10-11 00:20:23,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:23,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881230323] [2021-10-11 00:20:23,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:23,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881230323] [2021-10-11 00:20:23,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:23,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:23,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809748254] [2021-10-11 00:20:23,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:23,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:23,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:23,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:23,866 INFO L87 Difference]: Start difference. First operand 359 states and 589 transitions. Second operand 3 states. [2021-10-11 00:20:24,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:24,037 INFO L93 Difference]: Finished difference Result 712 states and 1168 transitions. [2021-10-11 00:20:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:24,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2021-10-11 00:20:24,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:24,041 INFO L225 Difference]: With dead ends: 712 [2021-10-11 00:20:24,042 INFO L226 Difference]: Without dead ends: 361 [2021-10-11 00:20:24,043 INFO L677 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 [2021-10-11 00:20:24,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-11 00:20:24,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 359. [2021-10-11 00:20:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2021-10-11 00:20:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 585 transitions. [2021-10-11 00:20:24,060 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 585 transitions. Word has length 100 [2021-10-11 00:20:24,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:24,061 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 585 transitions. [2021-10-11 00:20:24,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 585 transitions. [2021-10-11 00:20:24,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-11 00:20:24,063 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:24,063 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:24,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:20:24,064 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:24,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:24,064 INFO L82 PathProgramCache]: Analyzing trace with hash -692060190, now seen corresponding path program 1 times [2021-10-11 00:20:24,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:24,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002808573] [2021-10-11 00:20:24,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-11 00:20:24,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002808573] [2021-10-11 00:20:24,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:24,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:24,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646567363] [2021-10-11 00:20:24,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:24,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:24,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:24,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:24,142 INFO L87 Difference]: Start difference. First operand 359 states and 585 transitions. Second operand 3 states. [2021-10-11 00:20:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:24,312 INFO L93 Difference]: Finished difference Result 717 states and 1170 transitions. [2021-10-11 00:20:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:24,313 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2021-10-11 00:20:24,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:24,315 INFO L225 Difference]: With dead ends: 717 [2021-10-11 00:20:24,316 INFO L226 Difference]: Without dead ends: 366 [2021-10-11 00:20:24,317 INFO L677 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 [2021-10-11 00:20:24,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-10-11 00:20:24,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 359. [2021-10-11 00:20:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2021-10-11 00:20:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 580 transitions. [2021-10-11 00:20:24,336 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 580 transitions. Word has length 101 [2021-10-11 00:20:24,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:24,336 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 580 transitions. [2021-10-11 00:20:24,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:24,336 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 580 transitions. [2021-10-11 00:20:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-11 00:20:24,338 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:24,338 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2021-10-11 00:20:24,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:20:24,338 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:24,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:24,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1838364151, now seen corresponding path program 1 times [2021-10-11 00:20:24,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:24,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37355549] [2021-10-11 00:20:24,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 00:20:24,395 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37355549] [2021-10-11 00:20:24,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:24,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:24,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261838577] [2021-10-11 00:20:24,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:24,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:24,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:24,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:24,400 INFO L87 Difference]: Start difference. First operand 359 states and 580 transitions. Second operand 3 states. [2021-10-11 00:20:24,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:24,555 INFO L93 Difference]: Finished difference Result 735 states and 1189 transitions. [2021-10-11 00:20:24,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:24,555 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2021-10-11 00:20:24,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:24,565 INFO L225 Difference]: With dead ends: 735 [2021-10-11 00:20:24,565 INFO L226 Difference]: Without dead ends: 384 [2021-10-11 00:20:24,566 INFO L677 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 [2021-10-11 00:20:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-11 00:20:24,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 380. [2021-10-11 00:20:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2021-10-11 00:20:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 609 transitions. [2021-10-11 00:20:24,585 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 609 transitions. Word has length 105 [2021-10-11 00:20:24,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:24,585 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 609 transitions. [2021-10-11 00:20:24,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 609 transitions. [2021-10-11 00:20:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-11 00:20:24,587 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:24,587 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2021-10-11 00:20:24,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-11 00:20:24,588 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:24,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:24,588 INFO L82 PathProgramCache]: Analyzing trace with hash 759513378, now seen corresponding path program 1 times [2021-10-11 00:20:24,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:24,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242176054] [2021-10-11 00:20:24,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 00:20:24,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242176054] [2021-10-11 00:20:24,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:24,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:24,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721648441] [2021-10-11 00:20:24,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:24,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:24,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:24,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:24,638 INFO L87 Difference]: Start difference. First operand 380 states and 609 transitions. Second operand 3 states. [2021-10-11 00:20:24,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:24,787 INFO L93 Difference]: Finished difference Result 756 states and 1212 transitions. [2021-10-11 00:20:24,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:24,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2021-10-11 00:20:24,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:24,791 INFO L225 Difference]: With dead ends: 756 [2021-10-11 00:20:24,791 INFO L226 Difference]: Without dead ends: 384 [2021-10-11 00:20:24,793 INFO L677 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 [2021-10-11 00:20:24,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-11 00:20:24,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 380. [2021-10-11 00:20:24,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2021-10-11 00:20:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 603 transitions. [2021-10-11 00:20:24,809 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 603 transitions. Word has length 106 [2021-10-11 00:20:24,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:24,810 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 603 transitions. [2021-10-11 00:20:24,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 603 transitions. [2021-10-11 00:20:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-11 00:20:24,812 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:24,812 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-11 00:20:24,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:20:24,812 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:24,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:24,813 INFO L82 PathProgramCache]: Analyzing trace with hash 112174862, now seen corresponding path program 1 times [2021-10-11 00:20:24,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:24,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682801602] [2021-10-11 00:20:24,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-11 00:20:24,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682801602] [2021-10-11 00:20:24,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:24,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:24,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670094451] [2021-10-11 00:20:24,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:24,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:24,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:24,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:24,881 INFO L87 Difference]: Start difference. First operand 380 states and 603 transitions. Second operand 3 states. [2021-10-11 00:20:24,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:24,934 INFO L93 Difference]: Finished difference Result 752 states and 1194 transitions. [2021-10-11 00:20:24,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:24,934 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2021-10-11 00:20:24,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:24,947 INFO L225 Difference]: With dead ends: 752 [2021-10-11 00:20:24,947 INFO L226 Difference]: Without dead ends: 750 [2021-10-11 00:20:24,949 INFO L677 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 [2021-10-11 00:20:24,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2021-10-11 00:20:24,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 750. [2021-10-11 00:20:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 750 states. [2021-10-11 00:20:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1191 transitions. [2021-10-11 00:20:24,980 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1191 transitions. Word has length 121 [2021-10-11 00:20:24,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:24,980 INFO L481 AbstractCegarLoop]: Abstraction has 750 states and 1191 transitions. [2021-10-11 00:20:24,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1191 transitions. [2021-10-11 00:20:24,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-11 00:20:24,983 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:24,983 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:24,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-11 00:20:24,984 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:24,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:24,984 INFO L82 PathProgramCache]: Analyzing trace with hash 175328748, now seen corresponding path program 1 times [2021-10-11 00:20:24,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:24,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077335604] [2021-10-11 00:20:24,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 00:20:25,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077335604] [2021-10-11 00:20:25,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:25,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:25,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507794681] [2021-10-11 00:20:25,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:25,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:25,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:25,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:25,047 INFO L87 Difference]: Start difference. First operand 750 states and 1191 transitions. Second operand 3 states. [2021-10-11 00:20:25,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:25,239 INFO L93 Difference]: Finished difference Result 1576 states and 2506 transitions. [2021-10-11 00:20:25,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:25,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2021-10-11 00:20:25,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:25,245 INFO L225 Difference]: With dead ends: 1576 [2021-10-11 00:20:25,246 INFO L226 Difference]: Without dead ends: 834 [2021-10-11 00:20:25,247 INFO L677 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 [2021-10-11 00:20:25,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2021-10-11 00:20:25,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 826. [2021-10-11 00:20:25,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2021-10-11 00:20:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1309 transitions. [2021-10-11 00:20:25,287 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1309 transitions. Word has length 122 [2021-10-11 00:20:25,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:25,287 INFO L481 AbstractCegarLoop]: Abstraction has 826 states and 1309 transitions. [2021-10-11 00:20:25,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1309 transitions. [2021-10-11 00:20:25,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-11 00:20:25,290 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:25,291 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:25,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-11 00:20:25,291 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:25,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:25,292 INFO L82 PathProgramCache]: Analyzing trace with hash -772997618, now seen corresponding path program 1 times [2021-10-11 00:20:25,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:25,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076997503] [2021-10-11 00:20:25,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 00:20:25,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076997503] [2021-10-11 00:20:25,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:25,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:25,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630232452] [2021-10-11 00:20:25,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:25,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:25,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:25,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:25,368 INFO L87 Difference]: Start difference. First operand 826 states and 1309 transitions. Second operand 3 states. [2021-10-11 00:20:25,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:25,580 INFO L93 Difference]: Finished difference Result 1652 states and 2618 transitions. [2021-10-11 00:20:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:25,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2021-10-11 00:20:25,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:25,586 INFO L225 Difference]: With dead ends: 1652 [2021-10-11 00:20:25,586 INFO L226 Difference]: Without dead ends: 830 [2021-10-11 00:20:25,591 INFO L677 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 [2021-10-11 00:20:25,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2021-10-11 00:20:25,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 822. [2021-10-11 00:20:25,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2021-10-11 00:20:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1297 transitions. [2021-10-11 00:20:25,630 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1297 transitions. Word has length 123 [2021-10-11 00:20:25,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:25,631 INFO L481 AbstractCegarLoop]: Abstraction has 822 states and 1297 transitions. [2021-10-11 00:20:25,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1297 transitions. [2021-10-11 00:20:25,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-11 00:20:25,634 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:25,634 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-10-11 00:20:25,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-11 00:20:25,634 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:25,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:25,635 INFO L82 PathProgramCache]: Analyzing trace with hash 733239163, now seen corresponding path program 1 times [2021-10-11 00:20:25,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:25,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378537324] [2021-10-11 00:20:25,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:25,691 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-11 00:20:25,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378537324] [2021-10-11 00:20:25,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:25,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:25,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094700854] [2021-10-11 00:20:25,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:25,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:25,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:25,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:25,700 INFO L87 Difference]: Start difference. First operand 822 states and 1297 transitions. Second operand 3 states. [2021-10-11 00:20:25,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:25,891 INFO L93 Difference]: Finished difference Result 1712 states and 2702 transitions. [2021-10-11 00:20:25,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:25,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2021-10-11 00:20:25,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:25,897 INFO L225 Difference]: With dead ends: 1712 [2021-10-11 00:20:25,897 INFO L226 Difference]: Without dead ends: 898 [2021-10-11 00:20:25,900 INFO L677 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 [2021-10-11 00:20:25,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-10-11 00:20:25,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 894. [2021-10-11 00:20:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2021-10-11 00:20:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1405 transitions. [2021-10-11 00:20:25,947 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1405 transitions. Word has length 155 [2021-10-11 00:20:25,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:25,947 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1405 transitions. [2021-10-11 00:20:25,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1405 transitions. [2021-10-11 00:20:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-11 00:20:25,951 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:25,951 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-10-11 00:20:25,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-11 00:20:25,951 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:25,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:25,952 INFO L82 PathProgramCache]: Analyzing trace with hash -834114823, now seen corresponding path program 1 times [2021-10-11 00:20:25,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:25,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89233988] [2021-10-11 00:20:25,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-11 00:20:26,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89233988] [2021-10-11 00:20:26,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:26,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:26,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221538537] [2021-10-11 00:20:26,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:26,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:26,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:26,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:26,043 INFO L87 Difference]: Start difference. First operand 894 states and 1405 transitions. Second operand 3 states. [2021-10-11 00:20:26,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:26,244 INFO L93 Difference]: Finished difference Result 1784 states and 2802 transitions. [2021-10-11 00:20:26,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:26,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2021-10-11 00:20:26,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:26,250 INFO L225 Difference]: With dead ends: 1784 [2021-10-11 00:20:26,250 INFO L226 Difference]: Without dead ends: 894 [2021-10-11 00:20:26,251 INFO L677 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 [2021-10-11 00:20:26,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2021-10-11 00:20:26,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 890. [2021-10-11 00:20:26,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2021-10-11 00:20:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1391 transitions. [2021-10-11 00:20:26,292 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1391 transitions. Word has length 156 [2021-10-11 00:20:26,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:26,293 INFO L481 AbstractCegarLoop]: Abstraction has 890 states and 1391 transitions. [2021-10-11 00:20:26,293 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:26,293 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1391 transitions. [2021-10-11 00:20:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-11 00:20:26,297 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:26,297 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-10-11 00:20:26,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-11 00:20:26,297 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:26,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:26,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1569447121, now seen corresponding path program 1 times [2021-10-11 00:20:26,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:26,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690558769] [2021-10-11 00:20:26,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-11 00:20:26,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690558769] [2021-10-11 00:20:26,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:26,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:26,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081027319] [2021-10-11 00:20:26,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:26,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:26,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:26,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:26,372 INFO L87 Difference]: Start difference. First operand 890 states and 1391 transitions. Second operand 3 states. [2021-10-11 00:20:26,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:26,582 INFO L93 Difference]: Finished difference Result 1844 states and 2882 transitions. [2021-10-11 00:20:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:26,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2021-10-11 00:20:26,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:26,588 INFO L225 Difference]: With dead ends: 1844 [2021-10-11 00:20:26,588 INFO L226 Difference]: Without dead ends: 962 [2021-10-11 00:20:26,590 INFO L677 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 [2021-10-11 00:20:26,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-10-11 00:20:26,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 958. [2021-10-11 00:20:26,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 958 states. [2021-10-11 00:20:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1489 transitions. [2021-10-11 00:20:26,654 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1489 transitions. Word has length 186 [2021-10-11 00:20:26,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:26,654 INFO L481 AbstractCegarLoop]: Abstraction has 958 states and 1489 transitions. [2021-10-11 00:20:26,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1489 transitions. [2021-10-11 00:20:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-11 00:20:26,658 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:26,658 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-10-11 00:20:26,658 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-11 00:20:26,659 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:26,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:26,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1139700173, now seen corresponding path program 1 times [2021-10-11 00:20:26,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:26,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946047090] [2021-10-11 00:20:26,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:26,721 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-11 00:20:26,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946047090] [2021-10-11 00:20:26,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:26,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:26,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733644216] [2021-10-11 00:20:26,723 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:26,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:26,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:26,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:26,724 INFO L87 Difference]: Start difference. First operand 958 states and 1489 transitions. Second operand 3 states. [2021-10-11 00:20:26,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:26,920 INFO L93 Difference]: Finished difference Result 1912 states and 2970 transitions. [2021-10-11 00:20:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:26,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2021-10-11 00:20:26,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:26,927 INFO L225 Difference]: With dead ends: 1912 [2021-10-11 00:20:26,927 INFO L226 Difference]: Without dead ends: 958 [2021-10-11 00:20:26,929 INFO L677 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 [2021-10-11 00:20:26,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2021-10-11 00:20:26,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 954. [2021-10-11 00:20:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2021-10-11 00:20:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1473 transitions. [2021-10-11 00:20:26,972 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1473 transitions. Word has length 187 [2021-10-11 00:20:26,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:26,973 INFO L481 AbstractCegarLoop]: Abstraction has 954 states and 1473 transitions. [2021-10-11 00:20:26,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1473 transitions. [2021-10-11 00:20:26,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-11 00:20:26,977 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:26,977 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:26,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-11 00:20:26,977 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:26,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:26,978 INFO L82 PathProgramCache]: Analyzing trace with hash 449451538, now seen corresponding path program 1 times [2021-10-11 00:20:26,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:26,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399097847] [2021-10-11 00:20:26,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-11 00:20:27,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399097847] [2021-10-11 00:20:27,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:27,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:27,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419376255] [2021-10-11 00:20:27,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:27,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:27,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:27,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:27,102 INFO L87 Difference]: Start difference. First operand 954 states and 1473 transitions. Second operand 3 states. [2021-10-11 00:20:27,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:27,285 INFO L93 Difference]: Finished difference Result 1974 states and 3056 transitions. [2021-10-11 00:20:27,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:27,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2021-10-11 00:20:27,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:27,292 INFO L225 Difference]: With dead ends: 1974 [2021-10-11 00:20:27,292 INFO L226 Difference]: Without dead ends: 1028 [2021-10-11 00:20:27,295 INFO L677 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 [2021-10-11 00:20:27,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2021-10-11 00:20:27,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 1004. [2021-10-11 00:20:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1004 states. [2021-10-11 00:20:27,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1537 transitions. [2021-10-11 00:20:27,347 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1537 transitions. Word has length 204 [2021-10-11 00:20:27,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:27,347 INFO L481 AbstractCegarLoop]: Abstraction has 1004 states and 1537 transitions. [2021-10-11 00:20:27,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1537 transitions. [2021-10-11 00:20:27,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-11 00:20:27,354 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:27,354 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:27,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-11 00:20:27,354 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:27,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:27,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1353531801, now seen corresponding path program 1 times [2021-10-11 00:20:27,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:27,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435545223] [2021-10-11 00:20:27,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-11 00:20:27,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435545223] [2021-10-11 00:20:27,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:27,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:27,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137631192] [2021-10-11 00:20:27,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:27,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:27,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:27,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:27,441 INFO L87 Difference]: Start difference. First operand 1004 states and 1537 transitions. Second operand 3 states. [2021-10-11 00:20:27,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:27,631 INFO L93 Difference]: Finished difference Result 2024 states and 3102 transitions. [2021-10-11 00:20:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:27,631 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2021-10-11 00:20:27,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:27,638 INFO L225 Difference]: With dead ends: 2024 [2021-10-11 00:20:27,638 INFO L226 Difference]: Without dead ends: 1028 [2021-10-11 00:20:27,640 INFO L677 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 [2021-10-11 00:20:27,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2021-10-11 00:20:27,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 1004. [2021-10-11 00:20:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1004 states. [2021-10-11 00:20:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1519 transitions. [2021-10-11 00:20:27,690 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1519 transitions. Word has length 205 [2021-10-11 00:20:27,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:27,690 INFO L481 AbstractCegarLoop]: Abstraction has 1004 states and 1519 transitions. [2021-10-11 00:20:27,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1519 transitions. [2021-10-11 00:20:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-11 00:20:27,695 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:27,695 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-10-11 00:20:27,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-11 00:20:27,695 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:27,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:27,696 INFO L82 PathProgramCache]: Analyzing trace with hash -929225253, now seen corresponding path program 1 times [2021-10-11 00:20:27,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:27,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403466672] [2021-10-11 00:20:27,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-11 00:20:27,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403466672] [2021-10-11 00:20:27,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:27,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:27,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318433418] [2021-10-11 00:20:27,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:27,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:27,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:27,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:27,795 INFO L87 Difference]: Start difference. First operand 1004 states and 1519 transitions. Second operand 3 states. [2021-10-11 00:20:27,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:27,981 INFO L93 Difference]: Finished difference Result 2008 states and 3036 transitions. [2021-10-11 00:20:27,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:27,982 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2021-10-11 00:20:27,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:27,988 INFO L225 Difference]: With dead ends: 2008 [2021-10-11 00:20:27,988 INFO L226 Difference]: Without dead ends: 1012 [2021-10-11 00:20:27,989 INFO L677 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 [2021-10-11 00:20:27,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2021-10-11 00:20:28,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 1004. [2021-10-11 00:20:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1004 states. [2021-10-11 00:20:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1507 transitions. [2021-10-11 00:20:28,036 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1507 transitions. Word has length 217 [2021-10-11 00:20:28,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:28,036 INFO L481 AbstractCegarLoop]: Abstraction has 1004 states and 1507 transitions. [2021-10-11 00:20:28,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1507 transitions. [2021-10-11 00:20:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-11 00:20:28,041 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:28,041 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-10-11 00:20:28,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-11 00:20:28,042 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:28,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:28,043 INFO L82 PathProgramCache]: Analyzing trace with hash 2118002585, now seen corresponding path program 1 times [2021-10-11 00:20:28,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:28,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194223120] [2021-10-11 00:20:28,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-11 00:20:28,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194223120] [2021-10-11 00:20:28,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:28,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:28,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437377534] [2021-10-11 00:20:28,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:28,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:28,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:28,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:28,123 INFO L87 Difference]: Start difference. First operand 1004 states and 1507 transitions. Second operand 3 states. [2021-10-11 00:20:28,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:28,300 INFO L93 Difference]: Finished difference Result 2008 states and 3012 transitions. [2021-10-11 00:20:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:28,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2021-10-11 00:20:28,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:28,306 INFO L225 Difference]: With dead ends: 2008 [2021-10-11 00:20:28,306 INFO L226 Difference]: Without dead ends: 994 [2021-10-11 00:20:28,307 INFO L677 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 [2021-10-11 00:20:28,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2021-10-11 00:20:28,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 986. [2021-10-11 00:20:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 986 states. [2021-10-11 00:20:28,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1469 transitions. [2021-10-11 00:20:28,350 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1469 transitions. Word has length 218 [2021-10-11 00:20:28,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:28,350 INFO L481 AbstractCegarLoop]: Abstraction has 986 states and 1469 transitions. [2021-10-11 00:20:28,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1469 transitions. [2021-10-11 00:20:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-10-11 00:20:28,354 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:28,354 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:28,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-11 00:20:28,354 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:28,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:28,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1080917184, now seen corresponding path program 1 times [2021-10-11 00:20:28,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:28,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408799523] [2021-10-11 00:20:28,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:28,419 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-11 00:20:28,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408799523] [2021-10-11 00:20:28,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:28,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:28,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989341896] [2021-10-11 00:20:28,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:28,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:28,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:28,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:28,421 INFO L87 Difference]: Start difference. First operand 986 states and 1469 transitions. Second operand 3 states. [2021-10-11 00:20:28,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:28,613 INFO L93 Difference]: Finished difference Result 2016 states and 3008 transitions. [2021-10-11 00:20:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:28,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2021-10-11 00:20:28,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:28,619 INFO L225 Difference]: With dead ends: 2016 [2021-10-11 00:20:28,619 INFO L226 Difference]: Without dead ends: 1038 [2021-10-11 00:20:28,621 INFO L677 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 [2021-10-11 00:20:28,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2021-10-11 00:20:28,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1032. [2021-10-11 00:20:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2021-10-11 00:20:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1523 transitions. [2021-10-11 00:20:28,676 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1523 transitions. Word has length 224 [2021-10-11 00:20:28,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:28,677 INFO L481 AbstractCegarLoop]: Abstraction has 1032 states and 1523 transitions. [2021-10-11 00:20:28,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1523 transitions. [2021-10-11 00:20:28,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-11 00:20:28,682 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:28,682 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:28,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-11 00:20:28,683 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:28,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:28,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1544536537, now seen corresponding path program 1 times [2021-10-11 00:20:28,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:28,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314243014] [2021-10-11 00:20:28,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-11 00:20:28,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314243014] [2021-10-11 00:20:28,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:28,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:28,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163465507] [2021-10-11 00:20:28,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:28,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:28,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:28,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:28,770 INFO L87 Difference]: Start difference. First operand 1032 states and 1523 transitions. Second operand 3 states. [2021-10-11 00:20:28,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:28,924 INFO L93 Difference]: Finished difference Result 2062 states and 3042 transitions. [2021-10-11 00:20:28,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:28,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2021-10-11 00:20:28,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:28,930 INFO L225 Difference]: With dead ends: 2062 [2021-10-11 00:20:28,930 INFO L226 Difference]: Without dead ends: 1030 [2021-10-11 00:20:28,932 INFO L677 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 [2021-10-11 00:20:28,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2021-10-11 00:20:28,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 1024. [2021-10-11 00:20:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2021-10-11 00:20:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1491 transitions. [2021-10-11 00:20:28,981 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1491 transitions. Word has length 225 [2021-10-11 00:20:28,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:28,981 INFO L481 AbstractCegarLoop]: Abstraction has 1024 states and 1491 transitions. [2021-10-11 00:20:28,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1491 transitions. [2021-10-11 00:20:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-10-11 00:20:28,986 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:28,986 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:28,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-11 00:20:28,986 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:28,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:28,987 INFO L82 PathProgramCache]: Analyzing trace with hash 454513996, now seen corresponding path program 1 times [2021-10-11 00:20:28,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:28,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519171369] [2021-10-11 00:20:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:29,109 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 466 proven. 26 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-10-11 00:20:29,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519171369] [2021-10-11 00:20:29,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514002742] [2021-10-11 00:20:29,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:29,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:20:29,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-10-11 00:20:29,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:20:29,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-11 00:20:29,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124767528] [2021-10-11 00:20:29,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:29,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:29,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:29,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:29,608 INFO L87 Difference]: Start difference. First operand 1024 states and 1491 transitions. Second operand 3 states. [2021-10-11 00:20:29,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:29,724 INFO L93 Difference]: Finished difference Result 2547 states and 3708 transitions. [2021-10-11 00:20:29,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:29,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2021-10-11 00:20:29,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:29,733 INFO L225 Difference]: With dead ends: 2547 [2021-10-11 00:20:29,734 INFO L226 Difference]: Without dead ends: 1531 [2021-10-11 00:20:29,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:29,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1531 states. [2021-10-11 00:20:29,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1531 to 1531. [2021-10-11 00:20:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1531 states. [2021-10-11 00:20:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2228 transitions. [2021-10-11 00:20:29,815 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2228 transitions. Word has length 261 [2021-10-11 00:20:29,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:29,816 INFO L481 AbstractCegarLoop]: Abstraction has 1531 states and 2228 transitions. [2021-10-11 00:20:29,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2228 transitions. [2021-10-11 00:20:29,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-10-11 00:20:29,822 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:29,822 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:30,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-11 00:20:30,051 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:30,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:30,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1829254476, now seen corresponding path program 1 times [2021-10-11 00:20:30,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:30,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891946781] [2021-10-11 00:20:30,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-10-11 00:20:30,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891946781] [2021-10-11 00:20:30,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:30,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:30,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927402618] [2021-10-11 00:20:30,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:30,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:30,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:30,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:30,222 INFO L87 Difference]: Start difference. First operand 1531 states and 2228 transitions. Second operand 3 states. [2021-10-11 00:20:30,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:30,355 INFO L93 Difference]: Finished difference Result 4496 states and 6540 transitions. [2021-10-11 00:20:30,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:30,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2021-10-11 00:20:30,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:30,371 INFO L225 Difference]: With dead ends: 4496 [2021-10-11 00:20:30,371 INFO L226 Difference]: Without dead ends: 2973 [2021-10-11 00:20:30,375 INFO L677 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 [2021-10-11 00:20:30,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2973 states. [2021-10-11 00:20:30,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2973 to 2971. [2021-10-11 00:20:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2971 states. [2021-10-11 00:20:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 4314 transitions. [2021-10-11 00:20:30,509 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 4314 transitions. Word has length 271 [2021-10-11 00:20:30,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:30,510 INFO L481 AbstractCegarLoop]: Abstraction has 2971 states and 4314 transitions. [2021-10-11 00:20:30,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 4314 transitions. [2021-10-11 00:20:30,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-10-11 00:20:30,518 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:30,518 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-11 00:20:30,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-11 00:20:30,519 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:30,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:30,519 INFO L82 PathProgramCache]: Analyzing trace with hash -86423524, now seen corresponding path program 1 times [2021-10-11 00:20:30,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:30,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882450600] [2021-10-11 00:20:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 535 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-11 00:20:30,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882450600] [2021-10-11 00:20:30,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:30,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:30,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092238536] [2021-10-11 00:20:30,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:30,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:30,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:30,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:30,701 INFO L87 Difference]: Start difference. First operand 2971 states and 4314 transitions. Second operand 3 states. [2021-10-11 00:20:31,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:31,009 INFO L93 Difference]: Finished difference Result 6054 states and 8808 transitions. [2021-10-11 00:20:31,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:31,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2021-10-11 00:20:31,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:31,034 INFO L225 Difference]: With dead ends: 6054 [2021-10-11 00:20:31,034 INFO L226 Difference]: Without dead ends: 1980 [2021-10-11 00:20:31,039 INFO L677 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 [2021-10-11 00:20:31,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2021-10-11 00:20:31,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1960. [2021-10-11 00:20:31,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1960 states. [2021-10-11 00:20:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2798 transitions. [2021-10-11 00:20:31,130 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2798 transitions. Word has length 308 [2021-10-11 00:20:31,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:31,131 INFO L481 AbstractCegarLoop]: Abstraction has 1960 states and 2798 transitions. [2021-10-11 00:20:31,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2798 transitions. [2021-10-11 00:20:31,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-10-11 00:20:31,136 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:31,136 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-11 00:20:31,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-11 00:20:31,136 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:31,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:31,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1520948552, now seen corresponding path program 1 times [2021-10-11 00:20:31,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:31,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919165412] [2021-10-11 00:20:31,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-10-11 00:20:31,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919165412] [2021-10-11 00:20:31,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774136528] [2021-10-11 00:20:31,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:31,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:20:31,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-10-11 00:20:31,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:20:31,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-11 00:20:31,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790937475] [2021-10-11 00:20:31,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:20:31,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:31,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:20:31,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:20:31,837 INFO L87 Difference]: Start difference. First operand 1960 states and 2798 transitions. Second operand 4 states. [2021-10-11 00:20:32,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:32,249 INFO L93 Difference]: Finished difference Result 4530 states and 6458 transitions. [2021-10-11 00:20:32,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:20:32,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 373 [2021-10-11 00:20:32,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:32,263 INFO L225 Difference]: With dead ends: 4530 [2021-10-11 00:20:32,263 INFO L226 Difference]: Without dead ends: 2534 [2021-10-11 00:20:32,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:32,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2534 states. [2021-10-11 00:20:32,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2534 to 1935. [2021-10-11 00:20:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1935 states. [2021-10-11 00:20:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2678 transitions. [2021-10-11 00:20:32,370 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2678 transitions. Word has length 373 [2021-10-11 00:20:32,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:32,371 INFO L481 AbstractCegarLoop]: Abstraction has 1935 states and 2678 transitions. [2021-10-11 00:20:32,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:20:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2678 transitions. [2021-10-11 00:20:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2021-10-11 00:20:32,377 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:32,377 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 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, 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] [2021-10-11 00:20:32,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:32,591 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:32,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:32,591 INFO L82 PathProgramCache]: Analyzing trace with hash -145524280, now seen corresponding path program 1 times [2021-10-11 00:20:32,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:32,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105936771] [2021-10-11 00:20:32,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 2317 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-10-11 00:20:33,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105936771] [2021-10-11 00:20:33,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282403895] [2021-10-11 00:20:33,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:33,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:20:33,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:33,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 2317 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-10-11 00:20:33,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:20:33,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-11 00:20:33,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902861728] [2021-10-11 00:20:33,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:20:33,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:33,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:20:33,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:33,849 INFO L87 Difference]: Start difference. First operand 1935 states and 2678 transitions. Second operand 6 states. [2021-10-11 00:20:34,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:34,177 INFO L93 Difference]: Finished difference Result 4773 states and 6635 transitions. [2021-10-11 00:20:34,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:20:34,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 601 [2021-10-11 00:20:34,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:34,188 INFO L225 Difference]: With dead ends: 4773 [2021-10-11 00:20:34,188 INFO L226 Difference]: Without dead ends: 2705 [2021-10-11 00:20:34,191 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 606 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:20:34,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2705 states. [2021-10-11 00:20:34,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2705 to 1935. [2021-10-11 00:20:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1935 states. [2021-10-11 00:20:34,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2678 transitions. [2021-10-11 00:20:34,285 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2678 transitions. Word has length 601 [2021-10-11 00:20:34,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:34,286 INFO L481 AbstractCegarLoop]: Abstraction has 1935 states and 2678 transitions. [2021-10-11 00:20:34,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:20:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2678 transitions. [2021-10-11 00:20:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2021-10-11 00:20:34,293 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:34,294 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 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, 2, 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] [2021-10-11 00:20:34,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:34,519 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:34,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:34,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1751516873, now seen corresponding path program 1 times [2021-10-11 00:20:34,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:34,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237655512] [2021-10-11 00:20:34,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5248 backedges. 2921 proven. 0 refuted. 0 times theorem prover too weak. 2327 trivial. 0 not checked. [2021-10-11 00:20:34,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237655512] [2021-10-11 00:20:34,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:34,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:34,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276475361] [2021-10-11 00:20:34,906 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:34,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:34,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:34,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:34,907 INFO L87 Difference]: Start difference. First operand 1935 states and 2678 transitions. Second operand 3 states. [2021-10-11 00:20:35,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:35,134 INFO L93 Difference]: Finished difference Result 3898 states and 5388 transitions. [2021-10-11 00:20:35,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:35,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 668 [2021-10-11 00:20:35,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:35,141 INFO L225 Difference]: With dead ends: 3898 [2021-10-11 00:20:35,141 INFO L226 Difference]: Without dead ends: 1971 [2021-10-11 00:20:35,144 INFO L677 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 [2021-10-11 00:20:35,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2021-10-11 00:20:35,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1935. [2021-10-11 00:20:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1935 states. [2021-10-11 00:20:35,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2658 transitions. [2021-10-11 00:20:35,240 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2658 transitions. Word has length 668 [2021-10-11 00:20:35,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:35,241 INFO L481 AbstractCegarLoop]: Abstraction has 1935 states and 2658 transitions. [2021-10-11 00:20:35,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2658 transitions. [2021-10-11 00:20:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2021-10-11 00:20:35,251 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:35,251 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 23, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 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, 2, 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] [2021-10-11 00:20:35,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-10-11 00:20:35,252 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:35,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:35,252 INFO L82 PathProgramCache]: Analyzing trace with hash -267197401, now seen corresponding path program 1 times [2021-10-11 00:20:35,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:35,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591194771] [2021-10-11 00:20:35,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 5384 backedges. 2914 proven. 0 refuted. 0 times theorem prover too weak. 2470 trivial. 0 not checked. [2021-10-11 00:20:35,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591194771] [2021-10-11 00:20:35,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:35,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:35,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594154923] [2021-10-11 00:20:35,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:35,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:35,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:35,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:35,764 INFO L87 Difference]: Start difference. First operand 1935 states and 2658 transitions. Second operand 3 states. [2021-10-11 00:20:35,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:35,959 INFO L93 Difference]: Finished difference Result 3877 states and 5322 transitions. [2021-10-11 00:20:35,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:35,960 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 682 [2021-10-11 00:20:35,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:35,965 INFO L225 Difference]: With dead ends: 3877 [2021-10-11 00:20:35,965 INFO L226 Difference]: Without dead ends: 1950 [2021-10-11 00:20:35,967 INFO L677 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 [2021-10-11 00:20:35,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2021-10-11 00:20:36,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1922. [2021-10-11 00:20:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1922 states. [2021-10-11 00:20:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 2599 transitions. [2021-10-11 00:20:36,039 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 2599 transitions. Word has length 682 [2021-10-11 00:20:36,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:36,040 INFO L481 AbstractCegarLoop]: Abstraction has 1922 states and 2599 transitions. [2021-10-11 00:20:36,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2599 transitions. [2021-10-11 00:20:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2021-10-11 00:20:36,048 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:36,048 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:20:36,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-10-11 00:20:36,049 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:36,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:36,049 INFO L82 PathProgramCache]: Analyzing trace with hash 616266130, now seen corresponding path program 1 times [2021-10-11 00:20:36,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:36,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482660141] [2021-10-11 00:20:36,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5825 backedges. 3230 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2021-10-11 00:20:36,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482660141] [2021-10-11 00:20:36,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:36,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:36,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635759917] [2021-10-11 00:20:36,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:36,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:36,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:36,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:36,420 INFO L87 Difference]: Start difference. First operand 1922 states and 2599 transitions. Second operand 3 states. [2021-10-11 00:20:36,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:36,597 INFO L93 Difference]: Finished difference Result 3905 states and 5284 transitions. [2021-10-11 00:20:36,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:36,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 711 [2021-10-11 00:20:36,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:36,602 INFO L225 Difference]: With dead ends: 3905 [2021-10-11 00:20:36,602 INFO L226 Difference]: Without dead ends: 1973 [2021-10-11 00:20:36,605 INFO L677 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 [2021-10-11 00:20:36,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1973 states. [2021-10-11 00:20:36,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1973 to 1964. [2021-10-11 00:20:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1964 states. [2021-10-11 00:20:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2644 transitions. [2021-10-11 00:20:36,681 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2644 transitions. Word has length 711 [2021-10-11 00:20:36,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:36,682 INFO L481 AbstractCegarLoop]: Abstraction has 1964 states and 2644 transitions. [2021-10-11 00:20:36,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2644 transitions. [2021-10-11 00:20:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-10-11 00:20:36,689 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:36,690 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:20:36,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-10-11 00:20:36,690 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:36,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:36,691 INFO L82 PathProgramCache]: Analyzing trace with hash 2029147081, now seen corresponding path program 1 times [2021-10-11 00:20:36,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:36,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110143764] [2021-10-11 00:20:36,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 5991 backedges. 3253 proven. 0 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2021-10-11 00:20:37,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110143764] [2021-10-11 00:20:37,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:37,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:37,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994867204] [2021-10-11 00:20:37,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:37,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:37,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:37,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:37,159 INFO L87 Difference]: Start difference. First operand 1964 states and 2644 transitions. Second operand 3 states. [2021-10-11 00:20:37,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:37,292 INFO L93 Difference]: Finished difference Result 2511 states and 3363 transitions. [2021-10-11 00:20:37,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:37,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 726 [2021-10-11 00:20:37,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:37,294 INFO L225 Difference]: With dead ends: 2511 [2021-10-11 00:20:37,294 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:20:37,296 INFO L677 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 [2021-10-11 00:20:37,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:20:37,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:20:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:20:37,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:20:37,297 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 726 [2021-10-11 00:20:37,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:37,298 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:37,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:20:37,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:20:37,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-10-11 00:20:37,301 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:20:38,016 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 122 [2021-10-11 00:20:38,337 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 122 [2021-10-11 00:20:38,812 WARN L197 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-10-11 00:20:39,248 WARN L197 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-10-11 00:20:39,655 WARN L197 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:40,120 WARN L197 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2021-10-11 00:20:40,472 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-10-11 00:20:40,826 WARN L197 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:41,177 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2021-10-11 00:20:41,462 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2021-10-11 00:20:41,865 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-10-11 00:20:42,191 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:42,552 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:42,903 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:43,212 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-10-11 00:20:43,486 WARN L197 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:43,778 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-10-11 00:20:44,085 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2021-10-11 00:20:44,508 WARN L197 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 69 [2021-10-11 00:20:44,836 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-10-11 00:20:45,345 WARN L197 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 69 [2021-10-11 00:20:45,642 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-10-11 00:20:45,645 INFO L258 CegarLoopResult]: At program point L168(lines 167 609) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse4 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse6 .cse7 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,646 INFO L258 CegarLoopResult]: At program point L135(lines 128 622) the Hoare annotation is: (let ((.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 .cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse11 .cse12 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse7 .cse8 .cse0 .cse1 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 00:20:45,647 INFO L262 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-11 00:20:45,647 INFO L262 CegarLoopResult]: For program point L631(lines 631 659) no Hoare annotation was computed. [2021-10-11 00:20:45,647 INFO L262 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-11 00:20:45,647 INFO L262 CegarLoopResult]: For program point L632(lines 632 656) no Hoare annotation was computed. [2021-10-11 00:20:45,647 INFO L262 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L566-2(lines 566 570) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L500-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L203(lines 203 597) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L170(lines 170 608) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L137(lines 137 619) no Hoare annotation was computed. [2021-10-11 00:20:45,648 INFO L262 CegarLoopResult]: For program point L104(lines 104 630) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L262 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L262 CegarLoopResult]: For program point L633(lines 633 642) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L262 CegarLoopResult]: For program point L666-2(lines 666 670) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L262 CegarLoopResult]: For program point L633-2(lines 632 654) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L262 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-10-11 00:20:45,649 INFO L258 CegarLoopResult]: At program point L204(lines 200 598) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3))) (or (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,650 INFO L258 CegarLoopResult]: At program point L105(lines 104 630) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L304-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L206(lines 206 596) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L173(lines 173 607) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L140(lines 140 618) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L107(lines 107 629) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-10-11 00:20:45,650 INFO L262 CegarLoopResult]: For program point L339-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,651 INFO L258 CegarLoopResult]: At program point L207(lines 206 596) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-11 00:20:45,651 INFO L258 CegarLoopResult]: At program point L174(lines 170 608) the Hoare annotation is: (let ((.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse11 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 .cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse11 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse8 .cse0 .cse1 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11 .cse12 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 00:20:45,651 INFO L258 CegarLoopResult]: At program point L141(lines 137 619) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse10 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse7 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse5 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,651 INFO L262 CegarLoopResult]: For program point L75(lines 75 83) no Hoare annotation was computed. [2021-10-11 00:20:45,651 INFO L262 CegarLoopResult]: For program point L439(lines 439 451) no Hoare annotation was computed. [2021-10-11 00:20:45,651 INFO L258 CegarLoopResult]: At program point L406(lines 397 417) the Hoare annotation is: (let ((.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse10 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse10 .cse11 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse7 .cse0 .cse1 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10 .cse11 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 00:20:45,651 INFO L262 CegarLoopResult]: For program point L439-2(lines 439 451) no Hoare annotation was computed. [2021-10-11 00:20:45,651 INFO L262 CegarLoopResult]: For program point L176(lines 176 606) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L143(lines 143 617) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L110(lines 110 628) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L258 CegarLoopResult]: At program point L210(lines 209 595) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L541(lines 541 546) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L442(lines 442 447) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L244(lines 244 249) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L179(lines 179 605) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L146(lines 146 616) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L113(lines 113 627) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L576(lines 576 586) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L576-1(lines 576 586) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-10-11 00:20:45,652 INFO L262 CegarLoopResult]: For program point L510-2(lines 510 514) no Hoare annotation was computed. [2021-10-11 00:20:45,653 INFO L258 CegarLoopResult]: At program point L180(lines 176 606) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse12 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse15 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse17 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse1 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,653 INFO L258 CegarLoopResult]: At program point L147(lines 143 617) the Hoare annotation is: (let ((.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse3 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse8 .cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse5 .cse6 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,653 INFO L262 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-10-11 00:20:45,653 INFO L258 CegarLoopResult]: At program point L214(lines 107 629) the Hoare annotation is: (let ((.cse0 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448) .cse0))) [2021-10-11 00:20:45,653 INFO L265 CegarLoopResult]: At program point L677(lines 67 679) the Hoare annotation is: true [2021-10-11 00:20:45,653 INFO L262 CegarLoopResult]: For program point L644(lines 644 650) no Hoare annotation was computed. [2021-10-11 00:20:45,653 INFO L262 CegarLoopResult]: For program point L347(lines 347 379) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L182(lines 182 604) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L149(lines 149 615) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L116(lines 116 626) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L265 CegarLoopResult]: At program point L678(lines 12 680) the Hoare annotation is: true [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L85-1(lines 67 679) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point L350(lines 350 378) no Hoare annotation was computed. [2021-10-11 00:20:45,654 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L350-1(lines 350 378) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L251(lines 251 264) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L185(lines 185 603) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L152(lines 152 614) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L119(lines 119 625) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L351(lines 351 375) no Hoare annotation was computed. [2021-10-11 00:20:45,655 INFO L262 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-10-11 00:20:45,656 INFO L258 CegarLoopResult]: At program point L186(lines 182 604) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse12 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse15 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse17 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse1 .cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse11 .cse10 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,656 INFO L258 CegarLoopResult]: At program point L153(lines 149 615) the Hoare annotation is: (let ((.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse7 .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse9 .cse10 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse5 .cse6 .cse0 .cse1 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse9 .cse10 .cse11 .cse2 .cse3 .cse4))) [2021-10-11 00:20:45,656 INFO L262 CegarLoopResult]: For program point L219-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L253(lines 253 258) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L551(lines 551 559) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L287-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L188(lines 188 602) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L155(lines 155 613) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L122(lines 122 624) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L387(lines 387 418) no Hoare annotation was computed. [2021-10-11 00:20:45,657 INFO L262 CegarLoopResult]: For program point L354(lines 354 374) no Hoare annotation was computed. [2021-10-11 00:20:45,658 INFO L258 CegarLoopResult]: At program point L123(lines 119 625) the Hoare annotation is: (let ((.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse3 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse8 .cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse5 .cse6 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,658 INFO L262 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-10-11 00:20:45,658 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:20:45,658 INFO L262 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2021-10-11 00:20:45,658 INFO L262 CegarLoopResult]: For program point L521(lines 521 526) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L323-1(lines 323 332) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L356-2(lines 354 372) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L191(lines 191 601) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L158(lines 158 612) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L125(lines 125 623) no Hoare annotation was computed. [2021-10-11 00:20:45,659 INFO L258 CegarLoopResult]: At program point L555(lines 67 679) the Hoare annotation is: false [2021-10-11 00:20:45,659 INFO L262 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2021-10-11 00:20:45,660 INFO L258 CegarLoopResult]: At program point L192(lines 188 602) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse12 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse15 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse18 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse18 .cse17 .cse19 .cse20 .cse21 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,660 INFO L258 CegarLoopResult]: At program point L159(lines 155 613) the Hoare annotation is: (let ((.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse10 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse10 .cse11 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse7 .cse0 .cse1 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10 .cse11 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 00:20:45,661 INFO L258 CegarLoopResult]: At program point L126(lines 125 623) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) [2021-10-11 00:20:45,661 INFO L262 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2021-10-11 00:20:45,661 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:20:45,661 INFO L262 CegarLoopResult]: For program point L194(lines 194 600) no Hoare annotation was computed. [2021-10-11 00:20:45,661 INFO L262 CegarLoopResult]: For program point L161(lines 161 611) no Hoare annotation was computed. [2021-10-11 00:20:45,661 INFO L262 CegarLoopResult]: For program point L128(lines 128 622) no Hoare annotation was computed. [2021-10-11 00:20:45,661 INFO L265 CegarLoopResult]: At program point L690(lines 681 692) the Hoare annotation is: true [2021-10-11 00:20:45,662 INFO L262 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2021-10-11 00:20:45,662 INFO L258 CegarLoopResult]: At program point L593(lines 101 661) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse4 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (and .cse3 .cse0 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (and .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448) .cse4) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-11 00:20:45,662 INFO L262 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2021-10-11 00:20:45,662 INFO L262 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-10-11 00:20:45,663 INFO L258 CegarLoopResult]: At program point L362(lines 344 380) the Hoare annotation is: (let ((.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse7 .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse9 .cse10 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse5 .cse6 .cse0 .cse1 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse9 .cse10 .cse11 .cse2 .cse3 .cse4))) [2021-10-11 00:20:45,663 INFO L262 CegarLoopResult]: For program point L197(lines 197 599) no Hoare annotation was computed. [2021-10-11 00:20:45,663 INFO L262 CegarLoopResult]: For program point L164(lines 164 610) no Hoare annotation was computed. [2021-10-11 00:20:45,663 INFO L262 CegarLoopResult]: For program point L131(lines 131 621) no Hoare annotation was computed. [2021-10-11 00:20:45,663 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:20:45,663 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 673) no Hoare annotation was computed. [2021-10-11 00:20:45,664 INFO L262 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-10-11 00:20:45,664 INFO L262 CegarLoopResult]: For program point L462(lines 462 473) no Hoare annotation was computed. [2021-10-11 00:20:45,664 INFO L262 CegarLoopResult]: For program point L528-2(lines 211 592) no Hoare annotation was computed. [2021-10-11 00:20:45,664 INFO L258 CegarLoopResult]: At program point L396(lines 387 418) the Hoare annotation is: (let ((.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse10 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse10 .cse11 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse7 .cse0 .cse1 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10 .cse11 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 00:20:45,664 INFO L262 CegarLoopResult]: For program point L231(lines 231 242) no Hoare annotation was computed. [2021-10-11 00:20:45,665 INFO L258 CegarLoopResult]: At program point L198(lines 194 600) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse12 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse16 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse3 .cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse5 .cse6 .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2021-10-11 00:20:45,665 INFO L258 CegarLoopResult]: At program point L165(lines 161 611) the Hoare annotation is: (let ((.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse8 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse1 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse1 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse9 .cse10 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse6 .cse7 .cse0 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse9 .cse10 .cse11 .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-10-11 00:20:45,665 INFO L262 CegarLoopResult]: For program point L231-2(lines 231 242) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L265 CegarLoopResult]: At program point L662(lines 100 663) the Hoare annotation is: true [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L398(lines 398 404) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L200(lines 200 598) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L167(lines 167 609) no Hoare annotation was computed. [2021-10-11 00:20:45,666 INFO L262 CegarLoopResult]: For program point L134(lines 134 620) no Hoare annotation was computed. [2021-10-11 00:20:45,667 INFO L258 CegarLoopResult]: At program point L101-2(lines 101 661) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse4 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (and .cse3 .cse0 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (and .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448) .cse4) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-11 00:20:45,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:20:45 BoogieIcfgContainer [2021-10-11 00:20:45,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:20:45,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:20:45,726 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:20:45,726 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:20:45,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:20" (3/4) ... [2021-10-11 00:20:45,729 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:20:45,746 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:20:45,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:20:45,748 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:45,749 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:45,848 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6c716e-6350-4638-8b0a-40dc4bc689f2/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:20:45,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:20:45,850 INFO L168 Benchmark]: Toolchain (without parser) took 26918.82 ms. Allocated memory was 86.0 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 50.7 MB in the beginning and 530.9 MB in the end (delta: -480.2 MB). Peak memory consumption was 802.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,850 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 67.5 MB in the beginning and 67.5 MB in the end (delta: 59.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:45,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.72 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 50.4 MB in the beginning and 90.3 MB in the end (delta: -39.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.76 ms. Allocated memory is still 117.4 MB. Free memory was 90.3 MB in the beginning and 87.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,851 INFO L168 Benchmark]: Boogie Preprocessor took 60.10 ms. Allocated memory is still 117.4 MB. Free memory was 87.6 MB in the beginning and 85.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,852 INFO L168 Benchmark]: RCFGBuilder took 926.46 ms. Allocated memory is still 117.4 MB. Free memory was 85.1 MB in the beginning and 82.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,852 INFO L168 Benchmark]: TraceAbstraction took 25362.05 ms. Allocated memory was 117.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 82.4 MB in the beginning and 543.4 MB in the end (delta: -461.0 MB). Peak memory consumption was 814.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,853 INFO L168 Benchmark]: Witness Printer took 123.40 ms. Allocated memory is still 1.4 GB. Free memory was 543.4 MB in the beginning and 530.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:45,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 67.5 MB in the beginning and 67.5 MB in the end (delta: 59.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.72 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 50.4 MB in the beginning and 90.3 MB in the end (delta: -39.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.76 ms. Allocated memory is still 117.4 MB. Free memory was 90.3 MB in the beginning and 87.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.10 ms. Allocated memory is still 117.4 MB. Free memory was 87.6 MB in the beginning and 85.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 926.46 ms. Allocated memory is still 117.4 MB. Free memory was 85.1 MB in the beginning and 82.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25362.05 ms. Allocated memory was 117.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 82.4 MB in the beginning and 543.4 MB in the end (delta: -461.0 MB). Peak memory consumption was 814.6 MB. Max. memory is 16.1 GB. * Witness Printer took 123.40 ms. Allocated memory is still 1.4 GB. Free memory was 543.4 MB in the beginning and 530.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 673]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && blastFlag <= 2) && s__state <= 8672) && !(s__state == 8480)) && !(8560 == s__state)) && 8448 <= s__state) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) || (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8640)) && !(s__state == 8512)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__hit == 0)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 3 == s__s3__tmp__next_state___0) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8448 <= s__state)) || ((((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8672 <= s__state) || (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8608)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8512)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) || (((((((((((((((((((((((((!(s__state == 8592) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && blastFlag <= 2) && !(s__state == 8480)) && s__state <= 8672) && !(8560 == s__state)) && 8448 <= s__state) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) || (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8481)) || (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8608)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((blastFlag <= 2 && !(s__state == 8480)) && s__state <= 8672) && !(8560 == s__state)) && 8448 <= s__state) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8608)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) || (((((((((((((((((((((((((!(s__state == 8480) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8608)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((blastFlag <= 2 && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && blastFlag <= 2) && !(s__state == 8480)) && s__state <= 8672) && !(8560 == s__state)) && 8448 <= s__state) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8545)) && !(s__state == 8512)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8496 == s__state)) && !(8576 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8609)) || ((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((blastFlag <= 2 && s__state <= 8448) && !(8448 == s__state)) - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8672 <= s__state) || (((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(8576 == s__state)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || (((((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(8593 == s__state)) && s__state <= 8672) && !(s__state == 8641)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8609))) || (blastFlag <= 3 && !(s__hit == 0))) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && s__state <= 8448) && 8448 <= s__state)) || s__state <= 3 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8576 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(12292 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8672)) && !(8576 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8672 <= s__state) || (((((((((((blastFlag <= 2 && !(s__state == 8545)) && !(8576 == s__state)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || (((((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(8593 == s__state)) && s__state <= 8672) && !(s__state == 8641)) && !(s__state == 8657)) && !(8577 == s__state)) && !(s__state == 8609))) || (blastFlag <= 3 && !(s__hit == 0))) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && s__state <= 8448) && 8448 <= s__state)) || s__state <= 3 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(s__state == 8592) && !(s__state == 8480)) && !(8560 == s__state)) && blastFlag <= 3) && !(8448 == s__state)) && !(s__state == 8528)) && !(12292 == s__state)) && !(s__state == 8529)) && !(s__state == 8608)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8673)) && !(s__state == 8512)) && !(s__state == 8640)) && !(8497 == s__state)) && !(s__state == 8561)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8496 == s__state)) && !(8593 == s__state)) && !(s__state == 8544)) && !(s__state == 8641)) && !(s__state == 8609)) && !(s__hit == 0)) || ((((((((((((((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8545)) && !(s__state == 8512)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.8s, OverallIterations: 36, TraceHistogramMax: 25, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5501 SDtfs, 4814 SDslu, 2046 SDs, 0 SdLazy, 3394 SolverSat, 1374 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1347 GetRequests, 1303 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2971occurred in iteration=29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 36 MinimizatonAttempts, 1622 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 210 NumberOfFragments, 3513 HoareAnnotationTreeSize, 29 FomulaSimplifications, 30233 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 29 FomulaSimplificationsInter, 6869 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 9390 NumberOfCodeBlocks, 9390 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 9351 ConstructedInterpolants, 0 QuantifiedInterpolants, 4592375 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1997 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 39 InterpolantComputations, 34 PerfectInterpolantSequences, 40483/40613 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...