./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.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_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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_7950bb14-5b82-466c-a888-0e37c5ad4a47/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 059a13f8c861f1cdb2211acdf7345f4509ca1114 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:22:49,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:49,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:49,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:49,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:49,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:49,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:49,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:49,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:49,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:49,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:49,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:49,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:49,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:49,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:49,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:49,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:49,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:49,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:49,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:49,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:49,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:49,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:49,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:49,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:49,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:49,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:49,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:49,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:49,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:49,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:49,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:49,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:49,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:49,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:49,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:49,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:49,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:49,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:49,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:49,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:49,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:22:49,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:49,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:49,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:49,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:49,569 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:49,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:49,569 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:22:49,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:49,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:22:49,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:49,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:22:49,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:22:49,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:22:49,578 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:22:49,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:49,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:49,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:22:49,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:49,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:49,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:22:49,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:22:49,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:49,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:22:49,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:22:49,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:49,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:22:49,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:22:49,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:49,582 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_7950bb14-5b82-466c-a888-0e37c5ad4a47/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 059a13f8c861f1cdb2211acdf7345f4509ca1114 [2021-10-11 00:22:49,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:49,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:49,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:49,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:49,938 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:49,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2021-10-11 00:22:50,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/data/6dd3592e0/af5ab951245340cda0e96c0cb9882fd3/FLAG37bf0350a [2021-10-11 00:22:50,787 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:50,788 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2021-10-11 00:22:50,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/data/6dd3592e0/af5ab951245340cda0e96c0cb9882fd3/FLAG37bf0350a [2021-10-11 00:22:50,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/data/6dd3592e0/af5ab951245340cda0e96c0cb9882fd3 [2021-10-11 00:22:50,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:50,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:50,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:50,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:50,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:50,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:50" (1/1) ... [2021-10-11 00:22:50,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df3aacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:50, skipping insertion in model container [2021-10-11 00:22:50,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:50" (1/1) ... [2021-10-11 00:22:50,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:51,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:51,699 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_7950bb14-5b82-466c-a888-0e37c5ad4a47/sv-benchmarks/c/eca-rers2012/Problem03_label30.c[57849,57862] [2021-10-11 00:22:51,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:51,748 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:51,990 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_7950bb14-5b82-466c-a888-0e37c5ad4a47/sv-benchmarks/c/eca-rers2012/Problem03_label30.c[57849,57862] [2021-10-11 00:22:52,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:52,025 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:52,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52 WrapperNode [2021-10-11 00:22:52,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:52,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:52,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:52,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:52,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:52,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:52,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:52,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:52,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... [2021-10-11 00:22:52,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:52,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:52,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:52,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:52,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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 00:22:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:22:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:54,527 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:54,528 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:22:54,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54 BoogieIcfgContainer [2021-10-11 00:22:54,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:54,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:22:54,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:22:54,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:22:54,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:22:50" (1/3) ... [2021-10-11 00:22:54,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2180c4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:54, skipping insertion in model container [2021-10-11 00:22:54,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:52" (2/3) ... [2021-10-11 00:22:54,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2180c4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:54, skipping insertion in model container [2021-10-11 00:22:54,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54" (3/3) ... [2021-10-11 00:22:54,541 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label30.c [2021-10-11 00:22:54,556 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:22:54,560 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:22:54,572 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:22:54,617 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:22:54,617 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:22:54,617 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:22:54,617 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:54,617 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:54,617 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:22:54,618 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:54,618 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:22:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2021-10-11 00:22:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-11 00:22:54,665 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:54,666 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:54,667 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:54,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:54,673 INFO L82 PathProgramCache]: Analyzing trace with hash 174616531, now seen corresponding path program 1 times [2021-10-11 00:22:54,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:54,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514243028] [2021-10-11 00:22:54,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:55,630 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 00:22:55,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514243028] [2021-10-11 00:22:55,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:55,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:22:55,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960224525] [2021-10-11 00:22:55,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:55,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:55,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:55,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:55,654 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2021-10-11 00:22:57,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:57,001 INFO L93 Difference]: Finished difference Result 824 states and 1460 transitions. [2021-10-11 00:22:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:57,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2021-10-11 00:22:57,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:57,020 INFO L225 Difference]: With dead ends: 824 [2021-10-11 00:22:57,020 INFO L226 Difference]: Without dead ends: 444 [2021-10-11 00:22:57,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:57,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2021-10-11 00:22:57,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 443. [2021-10-11 00:22:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2021-10-11 00:22:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 627 transitions. [2021-10-11 00:22:57,085 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 627 transitions. Word has length 175 [2021-10-11 00:22:57,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:57,087 INFO L481 AbstractCegarLoop]: Abstraction has 443 states and 627 transitions. [2021-10-11 00:22:57,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:22:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 627 transitions. [2021-10-11 00:22:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-11 00:22:57,092 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:57,092 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:57,092 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:22:57,093 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:57,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,094 INFO L82 PathProgramCache]: Analyzing trace with hash -93879212, now seen corresponding path program 1 times [2021-10-11 00:22:57,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:57,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104728431] [2021-10-11 00:22:57,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:57,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104728431] [2021-10-11 00:22:57,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:57,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:22:57,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270324452] [2021-10-11 00:22:57,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:57,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:57,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:57,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:57,245 INFO L87 Difference]: Start difference. First operand 443 states and 627 transitions. Second operand 3 states. [2021-10-11 00:22:58,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:58,390 INFO L93 Difference]: Finished difference Result 1310 states and 1861 transitions. [2021-10-11 00:22:58,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:58,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2021-10-11 00:22:58,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:58,395 INFO L225 Difference]: With dead ends: 1310 [2021-10-11 00:22:58,396 INFO L226 Difference]: Without dead ends: 869 [2021-10-11 00:22:58,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:58,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2021-10-11 00:22:58,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 855. [2021-10-11 00:22:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2021-10-11 00:22:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1185 transitions. [2021-10-11 00:22:58,450 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1185 transitions. Word has length 183 [2021-10-11 00:22:58,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:58,450 INFO L481 AbstractCegarLoop]: Abstraction has 855 states and 1185 transitions. [2021-10-11 00:22:58,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:22:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1185 transitions. [2021-10-11 00:22:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-11 00:22:58,455 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:58,456 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:58,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:22:58,456 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:58,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:58,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1497909608, now seen corresponding path program 1 times [2021-10-11 00:22:58,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:58,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437070894] [2021-10-11 00:22:58,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 00:22:58,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437070894] [2021-10-11 00:22:58,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:58,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:22:58,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613645685] [2021-10-11 00:22:58,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:58,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:58,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:58,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:58,588 INFO L87 Difference]: Start difference. First operand 855 states and 1185 transitions. Second operand 3 states. [2021-10-11 00:22:59,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:59,761 INFO L93 Difference]: Finished difference Result 2540 states and 3522 transitions. [2021-10-11 00:22:59,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:59,762 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2021-10-11 00:22:59,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:59,772 INFO L225 Difference]: With dead ends: 2540 [2021-10-11 00:22:59,772 INFO L226 Difference]: Without dead ends: 1687 [2021-10-11 00:22:59,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:59,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1687 states. [2021-10-11 00:22:59,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1687 to 1685. [2021-10-11 00:22:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1685 states. [2021-10-11 00:22:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 2292 transitions. [2021-10-11 00:22:59,830 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 2292 transitions. Word has length 192 [2021-10-11 00:22:59,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:59,830 INFO L481 AbstractCegarLoop]: Abstraction has 1685 states and 2292 transitions. [2021-10-11 00:22:59,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:22:59,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2292 transitions. [2021-10-11 00:22:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-10-11 00:22:59,837 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:59,837 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:59,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:22:59,838 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:59,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:59,838 INFO L82 PathProgramCache]: Analyzing trace with hash 800099661, now seen corresponding path program 1 times [2021-10-11 00:22:59,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:59,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073700425] [2021-10-11 00:22:59,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:59,938 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:22:59,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073700425] [2021-10-11 00:22:59,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:59,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:22:59,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459871102] [2021-10-11 00:22:59,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:59,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:59,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:59,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:59,941 INFO L87 Difference]: Start difference. First operand 1685 states and 2292 transitions. Second operand 3 states. [2021-10-11 00:23:01,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:01,071 INFO L93 Difference]: Finished difference Result 5012 states and 6817 transitions. [2021-10-11 00:23:01,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:01,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2021-10-11 00:23:01,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:01,092 INFO L225 Difference]: With dead ends: 5012 [2021-10-11 00:23:01,092 INFO L226 Difference]: Without dead ends: 3329 [2021-10-11 00:23:01,096 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 00:23:01,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2021-10-11 00:23:01,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3327. [2021-10-11 00:23:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3327 states. [2021-10-11 00:23:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 4257 transitions. [2021-10-11 00:23:01,191 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 4257 transitions. Word has length 195 [2021-10-11 00:23:01,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:01,191 INFO L481 AbstractCegarLoop]: Abstraction has 3327 states and 4257 transitions. [2021-10-11 00:23:01,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4257 transitions. [2021-10-11 00:23:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-10-11 00:23:01,198 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:01,198 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:01,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:23:01,199 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:01,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:01,199 INFO L82 PathProgramCache]: Analyzing trace with hash 2012588190, now seen corresponding path program 1 times [2021-10-11 00:23:01,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:01,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827972481] [2021-10-11 00:23:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-11 00:23:01,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827972481] [2021-10-11 00:23:01,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:01,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:01,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464952895] [2021-10-11 00:23:01,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:01,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:01,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:01,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:01,360 INFO L87 Difference]: Start difference. First operand 3327 states and 4257 transitions. Second operand 3 states. [2021-10-11 00:23:02,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:02,538 INFO L93 Difference]: Finished difference Result 8282 states and 10898 transitions. [2021-10-11 00:23:02,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:02,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2021-10-11 00:23:02,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:02,564 INFO L225 Difference]: With dead ends: 8282 [2021-10-11 00:23:02,564 INFO L226 Difference]: Without dead ends: 4957 [2021-10-11 00:23:02,569 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 00:23:02,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4957 states. [2021-10-11 00:23:02,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4957 to 4951. [2021-10-11 00:23:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4951 states. [2021-10-11 00:23:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 4951 states and 6113 transitions. [2021-10-11 00:23:02,684 INFO L78 Accepts]: Start accepts. Automaton has 4951 states and 6113 transitions. Word has length 203 [2021-10-11 00:23:02,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:02,684 INFO L481 AbstractCegarLoop]: Abstraction has 4951 states and 6113 transitions. [2021-10-11 00:23:02,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:02,685 INFO L276 IsEmpty]: Start isEmpty. Operand 4951 states and 6113 transitions. [2021-10-11 00:23:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-10-11 00:23:02,693 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:02,694 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:02,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:23:02,694 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:02,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:02,695 INFO L82 PathProgramCache]: Analyzing trace with hash 97164526, now seen corresponding path program 1 times [2021-10-11 00:23:02,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:02,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837883625] [2021-10-11 00:23:02,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 73 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-11 00:23:02,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837883625] [2021-10-11 00:23:02,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012332503] [2021-10-11 00:23:02,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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 00:23:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:03,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:23:03,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:23:03,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:03,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-10-11 00:23:03,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456201128] [2021-10-11 00:23:03,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:03,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:03,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:03,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:03,614 INFO L87 Difference]: Start difference. First operand 4951 states and 6113 transitions. Second operand 3 states. [2021-10-11 00:23:04,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:04,868 INFO L93 Difference]: Finished difference Result 14377 states and 17823 transitions. [2021-10-11 00:23:04,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:04,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 243 [2021-10-11 00:23:04,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:04,918 INFO L225 Difference]: With dead ends: 14377 [2021-10-11 00:23:04,918 INFO L226 Difference]: Without dead ends: 9428 [2021-10-11 00:23:04,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 242 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 00:23:04,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9428 states. [2021-10-11 00:23:05,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9428 to 9422. [2021-10-11 00:23:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9422 states. [2021-10-11 00:23:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9422 states to 9422 states and 11328 transitions. [2021-10-11 00:23:05,195 INFO L78 Accepts]: Start accepts. Automaton has 9422 states and 11328 transitions. Word has length 243 [2021-10-11 00:23:05,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:05,197 INFO L481 AbstractCegarLoop]: Abstraction has 9422 states and 11328 transitions. [2021-10-11 00:23:05,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 9422 states and 11328 transitions. [2021-10-11 00:23:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-11 00:23:05,209 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:05,216 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:05,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-11 00:23:05,442 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:05,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:05,443 INFO L82 PathProgramCache]: Analyzing trace with hash -213655855, now seen corresponding path program 1 times [2021-10-11 00:23:05,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:05,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707277388] [2021-10-11 00:23:05,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:05,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707277388] [2021-10-11 00:23:05,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:05,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:05,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960667655] [2021-10-11 00:23:05,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:05,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:05,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:05,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:05,667 INFO L87 Difference]: Start difference. First operand 9422 states and 11328 transitions. Second operand 3 states. [2021-10-11 00:23:06,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:06,691 INFO L93 Difference]: Finished difference Result 18848 states and 22664 transitions. [2021-10-11 00:23:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:06,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2021-10-11 00:23:06,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:06,740 INFO L225 Difference]: With dead ends: 18848 [2021-10-11 00:23:06,740 INFO L226 Difference]: Without dead ends: 9428 [2021-10-11 00:23:06,752 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:06,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9428 states. [2021-10-11 00:23:06,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9428 to 9422. [2021-10-11 00:23:06,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9422 states. [2021-10-11 00:23:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9422 states to 9422 states and 10973 transitions. [2021-10-11 00:23:06,956 INFO L78 Accepts]: Start accepts. Automaton has 9422 states and 10973 transitions. Word has length 253 [2021-10-11 00:23:06,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:06,956 INFO L481 AbstractCegarLoop]: Abstraction has 9422 states and 10973 transitions. [2021-10-11 00:23:06,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 9422 states and 10973 transitions. [2021-10-11 00:23:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-10-11 00:23:06,973 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:06,973 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:06,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:23:06,974 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:06,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:06,974 INFO L82 PathProgramCache]: Analyzing trace with hash 949666247, now seen corresponding path program 1 times [2021-10-11 00:23:06,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:06,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834669548] [2021-10-11 00:23:06,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:07,177 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:23:07,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834669548] [2021-10-11 00:23:07,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:07,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:07,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771697858] [2021-10-11 00:23:07,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:07,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:07,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:07,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:07,180 INFO L87 Difference]: Start difference. First operand 9422 states and 10973 transitions. Second operand 3 states. [2021-10-11 00:23:08,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:08,270 INFO L93 Difference]: Finished difference Result 24749 states and 29025 transitions. [2021-10-11 00:23:08,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:08,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2021-10-11 00:23:08,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:08,303 INFO L225 Difference]: With dead ends: 24749 [2021-10-11 00:23:08,303 INFO L226 Difference]: Without dead ends: 15329 [2021-10-11 00:23:08,314 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 00:23:08,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15329 states. [2021-10-11 00:23:08,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15329 to 15321. [2021-10-11 00:23:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15321 states. [2021-10-11 00:23:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15321 states to 15321 states and 17607 transitions. [2021-10-11 00:23:08,558 INFO L78 Accepts]: Start accepts. Automaton has 15321 states and 17607 transitions. Word has length 268 [2021-10-11 00:23:08,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:08,558 INFO L481 AbstractCegarLoop]: Abstraction has 15321 states and 17607 transitions. [2021-10-11 00:23:08,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 15321 states and 17607 transitions. [2021-10-11 00:23:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-10-11 00:23:08,579 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:08,579 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:08,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:23:08,580 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:08,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:08,580 INFO L82 PathProgramCache]: Analyzing trace with hash 206904525, now seen corresponding path program 1 times [2021-10-11 00:23:08,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:08,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566742961] [2021-10-11 00:23:08,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:08,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566742961] [2021-10-11 00:23:08,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:08,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:08,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210156685] [2021-10-11 00:23:08,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:08,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:08,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:08,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:08,923 INFO L87 Difference]: Start difference. First operand 15321 states and 17607 transitions. Second operand 3 states. [2021-10-11 00:23:09,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:09,973 INFO L93 Difference]: Finished difference Result 35943 states and 41724 transitions. [2021-10-11 00:23:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:09,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 277 [2021-10-11 00:23:09,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:10,015 INFO L225 Difference]: With dead ends: 35943 [2021-10-11 00:23:10,015 INFO L226 Difference]: Without dead ends: 20624 [2021-10-11 00:23:10,030 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 00:23:10,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20624 states. [2021-10-11 00:23:10,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20624 to 19787. [2021-10-11 00:23:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19787 states. [2021-10-11 00:23:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19787 states to 19787 states and 23004 transitions. [2021-10-11 00:23:10,391 INFO L78 Accepts]: Start accepts. Automaton has 19787 states and 23004 transitions. Word has length 277 [2021-10-11 00:23:10,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:10,392 INFO L481 AbstractCegarLoop]: Abstraction has 19787 states and 23004 transitions. [2021-10-11 00:23:10,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 19787 states and 23004 transitions. [2021-10-11 00:23:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-10-11 00:23:10,419 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:10,419 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:10,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:23:10,420 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:10,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:10,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1262245163, now seen corresponding path program 1 times [2021-10-11 00:23:10,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:10,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363186604] [2021-10-11 00:23:10,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-11 00:23:10,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363186604] [2021-10-11 00:23:10,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:10,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:10,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533489438] [2021-10-11 00:23:10,568 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:10,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:10,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:10,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:10,568 INFO L87 Difference]: Start difference. First operand 19787 states and 23004 transitions. Second operand 3 states. [2021-10-11 00:23:11,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:11,835 INFO L93 Difference]: Finished difference Result 48967 states and 56899 transitions. [2021-10-11 00:23:11,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:11,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 281 [2021-10-11 00:23:11,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:11,912 INFO L225 Difference]: With dead ends: 48967 [2021-10-11 00:23:11,913 INFO L226 Difference]: Without dead ends: 29182 [2021-10-11 00:23:11,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:11,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29182 states. [2021-10-11 00:23:12,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29182 to 29175. [2021-10-11 00:23:12,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29175 states. [2021-10-11 00:23:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29175 states to 29175 states and 33843 transitions. [2021-10-11 00:23:12,375 INFO L78 Accepts]: Start accepts. Automaton has 29175 states and 33843 transitions. Word has length 281 [2021-10-11 00:23:12,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:12,375 INFO L481 AbstractCegarLoop]: Abstraction has 29175 states and 33843 transitions. [2021-10-11 00:23:12,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:12,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29175 states and 33843 transitions. [2021-10-11 00:23:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-11 00:23:12,418 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:12,418 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:12,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:23:12,419 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:12,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:12,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1391490576, now seen corresponding path program 1 times [2021-10-11 00:23:12,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:12,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391945569] [2021-10-11 00:23:12,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:12,651 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-11 00:23:12,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391945569] [2021-10-11 00:23:12,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:12,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:12,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562879833] [2021-10-11 00:23:12,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:12,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:12,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:12,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:12,653 INFO L87 Difference]: Start difference. First operand 29175 states and 33843 transitions. Second operand 3 states. [2021-10-11 00:23:14,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:14,019 INFO L93 Difference]: Finished difference Result 79939 states and 93001 transitions. [2021-10-11 00:23:14,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:14,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2021-10-11 00:23:14,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:14,112 INFO L225 Difference]: With dead ends: 79939 [2021-10-11 00:23:14,112 INFO L226 Difference]: Without dead ends: 50766 [2021-10-11 00:23:14,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:14,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50766 states. [2021-10-11 00:23:14,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50766 to 50342. [2021-10-11 00:23:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50342 states. [2021-10-11 00:23:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50342 states to 50342 states and 58434 transitions. [2021-10-11 00:23:14,933 INFO L78 Accepts]: Start accepts. Automaton has 50342 states and 58434 transitions. Word has length 283 [2021-10-11 00:23:14,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:14,934 INFO L481 AbstractCegarLoop]: Abstraction has 50342 states and 58434 transitions. [2021-10-11 00:23:14,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 50342 states and 58434 transitions. [2021-10-11 00:23:14,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-10-11 00:23:14,962 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:14,963 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:14,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:23:14,963 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:14,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:14,964 INFO L82 PathProgramCache]: Analyzing trace with hash -321260320, now seen corresponding path program 1 times [2021-10-11 00:23:14,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:14,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704609391] [2021-10-11 00:23:14,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 68 proven. 6 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-11 00:23:15,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704609391] [2021-10-11 00:23:15,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296260056] [2021-10-11 00:23:15,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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 00:23:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:15,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:23:15,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-11 00:23:15,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:15,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-10-11 00:23:15,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420092584] [2021-10-11 00:23:15,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:15,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:15,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:15,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:15,916 INFO L87 Difference]: Start difference. First operand 50342 states and 58434 transitions. Second operand 3 states. [2021-10-11 00:23:17,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:17,514 INFO L93 Difference]: Finished difference Result 116365 states and 135790 transitions. [2021-10-11 00:23:17,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:17,514 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 288 [2021-10-11 00:23:17,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:17,617 INFO L225 Difference]: With dead ends: 116365 [2021-10-11 00:23:17,617 INFO L226 Difference]: Without dead ends: 66025 [2021-10-11 00:23:17,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 287 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 00:23:17,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66025 states. [2021-10-11 00:23:18,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66025 to 65790. [2021-10-11 00:23:18,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65790 states. [2021-10-11 00:23:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65790 states to 65790 states and 76257 transitions. [2021-10-11 00:23:18,988 INFO L78 Accepts]: Start accepts. Automaton has 65790 states and 76257 transitions. Word has length 288 [2021-10-11 00:23:18,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:18,991 INFO L481 AbstractCegarLoop]: Abstraction has 65790 states and 76257 transitions. [2021-10-11 00:23:18,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 65790 states and 76257 transitions. [2021-10-11 00:23:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-10-11 00:23:19,023 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:19,023 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:19,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-11 00:23:19,238 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:19,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:19,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1667734795, now seen corresponding path program 1 times [2021-10-11 00:23:19,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:19,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104930806] [2021-10-11 00:23:19,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:19,804 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 120 proven. 33 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 00:23:19,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104930806] [2021-10-11 00:23:19,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513741838] [2021-10-11 00:23:19,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/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 00:23:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:19,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:23:19,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-10-11 00:23:20,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:20,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-10-11 00:23:20,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707226589] [2021-10-11 00:23:20,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:20,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:20,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:20,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:20,296 INFO L87 Difference]: Start difference. First operand 65790 states and 76257 transitions. Second operand 3 states. [2021-10-11 00:23:21,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:21,711 INFO L93 Difference]: Finished difference Result 131592 states and 152539 transitions. [2021-10-11 00:23:21,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:21,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 290 [2021-10-11 00:23:21,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:21,712 INFO L225 Difference]: With dead ends: 131592 [2021-10-11 00:23:21,712 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:23:21,748 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 289 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 00:23:21,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:23:21,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:23:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:23:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:23:21,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 290 [2021-10-11 00:23:21,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:21,750 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:23:21,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:23:21,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:23:21,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-11 00:23:21,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:23:22,479 WARN L197 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 42 [2021-10-11 00:23:22,955 WARN L197 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 42 [2021-10-11 00:23:23,143 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2021-10-11 00:23:23,341 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2021-10-11 00:23:23,344 INFO L262 CegarLoopResult]: For program point L1621(line 1621) no Hoare annotation was computed. [2021-10-11 00:23:23,344 INFO L262 CegarLoopResult]: For program point L1555(line 1555) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L1489(line 1489) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,345 INFO L262 CegarLoopResult]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1624(line 1624) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1558(line 1558) no Hoare annotation was computed. [2021-10-11 00:23:23,346 INFO L262 CegarLoopResult]: For program point L1492(line 1492) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,347 INFO L262 CegarLoopResult]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1627(line 1627) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1561(line 1561) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L1495(line 1495) no Hoare annotation was computed. [2021-10-11 00:23:23,348 INFO L262 CegarLoopResult]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L1630(line 1630) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L1564(line 1564) no Hoare annotation was computed. [2021-10-11 00:23:23,349 INFO L262 CegarLoopResult]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L1498(line 1498) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,350 INFO L262 CegarLoopResult]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L1633(line 1633) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L1567(line 1567) no Hoare annotation was computed. [2021-10-11 00:23:23,351 INFO L262 CegarLoopResult]: For program point L1501(line 1501) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,352 INFO L262 CegarLoopResult]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,353 INFO L262 CegarLoopResult]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1636(line 1636) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1570(line 1570) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1504(line 1504) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,354 INFO L262 CegarLoopResult]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L1639(line 1639) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L1573(line 1573) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L1507(line 1507) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,355 INFO L262 CegarLoopResult]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1642(line 1642) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1576(line 1576) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1510(line 1510) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,356 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L388(lines 388 405) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2021-10-11 00:23:23,357 INFO L262 CegarLoopResult]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,358 INFO L262 CegarLoopResult]: For program point L720(lines 720 741) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L1645(line 1645) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L1579(line 1579) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L1513(line 1513) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,359 INFO L262 CegarLoopResult]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,360 INFO L262 CegarLoopResult]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1648(line 1648) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1582(line 1582) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1516(line 1516) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,361 INFO L262 CegarLoopResult]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1570) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L1651(line 1651) no Hoare annotation was computed. [2021-10-11 00:23:23,362 INFO L262 CegarLoopResult]: For program point L1585(line 1585) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L1519(line 1519) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L66(lines 66 81) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,363 INFO L262 CegarLoopResult]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L1654(line 1654) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L1588(line 1588) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L1522(line 1522) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,364 INFO L262 CegarLoopResult]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L202(lines 202 221) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,365 INFO L262 CegarLoopResult]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2021-10-11 00:23:23,366 INFO L262 CegarLoopResult]: For program point L1657(line 1657) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L262 CegarLoopResult]: For program point L1591(line 1591) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L262 CegarLoopResult]: For program point L1525(line 1525) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L262 CegarLoopResult]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L262 CegarLoopResult]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L262 CegarLoopResult]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,367 INFO L258 CegarLoopResult]: At program point L1659(lines 64 1660) the Hoare annotation is: (let ((.cse0 (= ~a12~0 1)) (.cse3 (= ~a26~0 1)) (.cse4 (= ~a11~0 1)) (.cse6 (= ~a27~0 1)) (.cse1 (= ~a3~0 0)) (.cse2 (<= ~a6~0 0)) (.cse7 (<= 1 ~a3~0)) (.cse5 (= ~a6~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse2) (and .cse0 .cse1 .cse5) (and .cse3 .cse1 .cse5) (and .cse6 .cse1 .cse5) (and .cse7 .cse2) (and (= ~a11~0 ~a8~0) .cse1 .cse4 .cse2) (and .cse6 .cse1 .cse2) (and .cse7 .cse5))) [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1594(line 1594) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1528(line 1528) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,368 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L265 CegarLoopResult]: At program point L1662(lines 1662 1679) the Hoare annotation is: true [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L1597(line 1597) no Hoare annotation was computed. [2021-10-11 00:23:23,369 INFO L262 CegarLoopResult]: For program point L1531(line 1531) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,370 INFO L262 CegarLoopResult]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L1600(line 1600) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L1534(line 1534) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2021-10-11 00:23:23,371 INFO L262 CegarLoopResult]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L258 CegarLoopResult]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a12~0 1)) (.cse3 (= ~a26~0 1)) (.cse4 (= ~a11~0 1)) (.cse6 (= ~a27~0 1)) (.cse1 (= ~a3~0 0)) (.cse2 (<= ~a6~0 0)) (.cse7 (<= 1 ~a3~0)) (.cse5 (= ~a6~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse2) (and .cse0 .cse1 .cse5) (and .cse3 .cse1 .cse5) (and .cse6 .cse1 .cse5) (and .cse7 .cse2) (and (= ~a11~0 ~a8~0) .cse1 .cse4 .cse2) (and .cse6 .cse1 .cse2) (and .cse7 .cse5))) [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L1603(line 1603) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L1537(line 1537) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,372 INFO L262 CegarLoopResult]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:23:23,373 INFO L262 CegarLoopResult]: For program point L879(lines 879 897) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L1606(line 1606) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L1540(line 1540) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L1673(line 1673) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,374 INFO L262 CegarLoopResult]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,375 INFO L262 CegarLoopResult]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,375 INFO L262 CegarLoopResult]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,375 INFO L262 CegarLoopResult]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,375 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2021-10-11 00:23:23,376 INFO L262 CegarLoopResult]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,376 INFO L262 CegarLoopResult]: For program point L1609(line 1609) no Hoare annotation was computed. [2021-10-11 00:23:23,376 INFO L262 CegarLoopResult]: For program point L1543(line 1543) no Hoare annotation was computed. [2021-10-11 00:23:23,377 INFO L262 CegarLoopResult]: For program point L1477(line 1477) no Hoare annotation was computed. [2021-10-11 00:23:23,377 INFO L262 CegarLoopResult]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,377 INFO L262 CegarLoopResult]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,377 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,378 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,378 INFO L262 CegarLoopResult]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,378 INFO L262 CegarLoopResult]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,380 INFO L262 CegarLoopResult]: For program point L1612(line 1612) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L1546(line 1546) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L1480(line 1480) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:23:23,381 INFO L262 CegarLoopResult]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1615(line 1615) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1549(line 1549) no Hoare annotation was computed. [2021-10-11 00:23:23,382 INFO L262 CegarLoopResult]: For program point L1483(line 1483) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2021-10-11 00:23:23,383 INFO L262 CegarLoopResult]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L1618(line 1618) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L1552(line 1552) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L1486(line 1486) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,384 INFO L262 CegarLoopResult]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2021-10-11 00:23:23,385 INFO L262 CegarLoopResult]: For program point L695(lines 695 709) no Hoare annotation was computed. [2021-10-11 00:23:23,385 INFO L262 CegarLoopResult]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2021-10-11 00:23:23,385 INFO L262 CegarLoopResult]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,385 INFO L262 CegarLoopResult]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,385 INFO L262 CegarLoopResult]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2021-10-11 00:23:23,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:23:23 BoogieIcfgContainer [2021-10-11 00:23:23,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:23:23,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:23:23,419 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:23:23,421 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:23:23,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54" (3/4) ... [2021-10-11 00:23:23,425 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:23:23,471 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:23:23,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:23:23,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:23,483 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:23,760 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7950bb14-5b82-466c-a888-0e37c5ad4a47/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:23:23,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:23:23,761 INFO L168 Benchmark]: Toolchain (without parser) took 32812.99 ms. Allocated memory was 83.9 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 46.4 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 529.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,762 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:23:23,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.70 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 46.2 MB in the beginning and 56.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.29 ms. Allocated memory is still 104.9 MB. Free memory was 56.2 MB in the beginning and 41.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,763 INFO L168 Benchmark]: Boogie Preprocessor took 170.88 ms. Allocated memory is still 104.9 MB. Free memory was 41.5 MB in the beginning and 59.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,764 INFO L168 Benchmark]: RCFGBuilder took 2176.08 ms. Allocated memory was 104.9 MB in the beginning and 224.4 MB in the end (delta: 119.5 MB). Free memory was 59.6 MB in the beginning and 169.3 MB in the end (delta: -109.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,764 INFO L168 Benchmark]: TraceAbstraction took 28885.34 ms. Allocated memory was 224.4 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 169.3 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 640.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,764 INFO L168 Benchmark]: Witness Printer took 340.85 ms. Allocated memory is still 3.3 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 36.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:23,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1076.70 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 46.2 MB in the beginning and 56.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 154.29 ms. Allocated memory is still 104.9 MB. Free memory was 56.2 MB in the beginning and 41.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 170.88 ms. Allocated memory is still 104.9 MB. Free memory was 41.5 MB in the beginning and 59.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2176.08 ms. Allocated memory was 104.9 MB in the beginning and 224.4 MB in the end (delta: 119.5 MB). Free memory was 59.6 MB in the beginning and 169.3 MB in the end (delta: -109.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28885.34 ms. Allocated memory was 224.4 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 169.3 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 640.9 MB. Max. memory is 16.1 GB. * Witness Printer took 340.85 ms. Allocated memory is still 3.3 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 36.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1570]: 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: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((a12 == 1 && a3 == 0) && a6 <= 0) || (((a26 == 1 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a12 == 1 && a3 == 0) && a6 == 1)) || ((a26 == 1 && a3 == 0) && a6 == 1)) || ((a27 == 1 && a3 == 0) && a6 == 1)) || (1 <= a3 && a6 <= 0)) || (((a11 == a8 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a27 == 1 && a3 == 0) && a6 <= 0)) || (1 <= a3 && a6 == 1) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((((((a12 == 1 && a3 == 0) && a6 <= 0) || (((a26 == 1 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a12 == 1 && a3 == 0) && a6 == 1)) || ((a26 == 1 && a3 == 0) && a6 == 1)) || ((a27 == 1 && a3 == 0) && a6 == 1)) || (1 <= a3 && a6 <= 0)) || (((a11 == a8 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a27 == 1 && a3 == 0) && a6 <= 0)) || (1 <= a3 && a6 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.3s, OverallIterations: 13, TraceHistogramMax: 5, AutomataDifference: 16.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2961 SDtfs, 2392 SDslu, 334 SDs, 0 SdLazy, 7865 SolverSat, 1671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 851 GetRequests, 832 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65790occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 1548 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 613 NumberOfFragments, 183 HoareAnnotationTreeSize, 3 FomulaSimplifications, 12958 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 328 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 3952 NumberOfCodeBlocks, 3952 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3936 ConstructedInterpolants, 0 QuantifiedInterpolants, 2135922 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1549 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 1471/1516 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...