./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label47.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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/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 23c829165b6a3476c5d8c4b0e0fd8361a13917e5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:24:37,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:24:37,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:24:37,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:24:37,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:24:37,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:24:37,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:24:37,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:24:37,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:24:37,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:24:37,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:24:37,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:24:37,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:24:37,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:24:37,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:24:37,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:24:37,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:24:37,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:24:37,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:24:37,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:24:37,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:24:37,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:24:37,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:24:37,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:24:37,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:24:37,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:24:37,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:24:37,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:24:37,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:24:37,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:24:37,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:24:37,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:24:37,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:24:37,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:24:37,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:24:37,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:24:37,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:24:37,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:24:37,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:24:37,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:24:37,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:24:37,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:24:37,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:24:37,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:24:37,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:24:37,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:24:37,614 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:24:37,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:24:37,615 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:24:37,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:24:37,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:24:37,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:24:37,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:24:37,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:24:37,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:24:37,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:24:37,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:24:37,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:24:37,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:24:37,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:24:37,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:24:37,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:24:37,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:24:37,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:24:37,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:24:37,619 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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c829165b6a3476c5d8c4b0e0fd8361a13917e5 [2021-10-11 00:24:37,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:24:37,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:24:37,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:24:37,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:24:37,907 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:24:37,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/eca-rers2012/Problem11_label47.c [2021-10-11 00:24:37,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/data/5c8e44401/237a33e1a68e45c088a17ae94494c151/FLAG5c1df29b3 [2021-10-11 00:24:38,593 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:24:38,594 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/sv-benchmarks/c/eca-rers2012/Problem11_label47.c [2021-10-11 00:24:38,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/data/5c8e44401/237a33e1a68e45c088a17ae94494c151/FLAG5c1df29b3 [2021-10-11 00:24:38,989 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/data/5c8e44401/237a33e1a68e45c088a17ae94494c151 [2021-10-11 00:24:38,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:24:38,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:24:38,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:38,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:24:39,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:24:39,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:38" (1/1) ... [2021-10-11 00:24:39,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b33ac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39, skipping insertion in model container [2021-10-11 00:24:39,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:38" (1/1) ... [2021-10-11 00:24:39,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:24:39,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:24:39,334 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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/sv-benchmarks/c/eca-rers2012/Problem11_label47.c[5129,5142] [2021-10-11 00:24:39,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:39,673 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:24:39,696 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_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/sv-benchmarks/c/eca-rers2012/Problem11_label47.c[5129,5142] [2021-10-11 00:24:39,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:39,836 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:24:39,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39 WrapperNode [2021-10-11 00:24:39,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:39,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:39,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:24:39,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:24:39,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:39,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:39,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:39,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:24:39,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:24:39,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:24:40,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... [2021-10-11 00:24:40,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:24:40,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:24:40,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:24:40,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:24:40,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/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 00:24:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:24:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:24:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:24:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:24:41,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:24:41,900 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:24:41,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:41 BoogieIcfgContainer [2021-10-11 00:24:41,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:24:41,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:24:41,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:24:41,908 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:24:41,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:24:38" (1/3) ... [2021-10-11 00:24:41,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee74c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:41, skipping insertion in model container [2021-10-11 00:24:41,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:39" (2/3) ... [2021-10-11 00:24:41,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee74c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:41, skipping insertion in model container [2021-10-11 00:24:41,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:41" (3/3) ... [2021-10-11 00:24:41,912 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label47.c [2021-10-11 00:24:41,925 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:24:41,929 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:24:41,940 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:24:41,966 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:24:41,966 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:24:41,966 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:24:41,967 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:24:41,967 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:24:41,967 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:24:41,967 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:24:41,967 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:24:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2021-10-11 00:24:41,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 00:24:41,993 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:41,994 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] [2021-10-11 00:24:41,995 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:42,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:42,000 INFO L82 PathProgramCache]: Analyzing trace with hash -596708735, now seen corresponding path program 1 times [2021-10-11 00:24:42,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:42,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722320541] [2021-10-11 00:24:42,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:42,240 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 00:24:42,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722320541] [2021-10-11 00:24:42,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:42,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:24:42,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348822070] [2021-10-11 00:24:42,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:42,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:42,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:42,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:42,263 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2021-10-11 00:24:43,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:43,696 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2021-10-11 00:24:43,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:43,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 00:24:43,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:43,714 INFO L225 Difference]: With dead ends: 761 [2021-10-11 00:24:43,715 INFO L226 Difference]: Without dead ends: 413 [2021-10-11 00:24:43,719 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 00:24:43,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-10-11 00:24:43,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2021-10-11 00:24:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2021-10-11 00:24:43,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2021-10-11 00:24:43,781 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 35 [2021-10-11 00:24:43,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:43,782 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2021-10-11 00:24:43,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2021-10-11 00:24:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-11 00:24:43,787 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:43,788 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:24:43,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:24:43,788 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:43,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:43,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1354901288, now seen corresponding path program 1 times [2021-10-11 00:24:43,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:43,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927026753] [2021-10-11 00:24:43,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:44,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927026753] [2021-10-11 00:24:44,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:44,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:24:44,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833406501] [2021-10-11 00:24:44,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:44,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:44,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:44,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:44,022 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2021-10-11 00:24:45,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:45,083 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2021-10-11 00:24:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:45,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2021-10-11 00:24:45,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:45,090 INFO L225 Difference]: With dead ends: 1211 [2021-10-11 00:24:45,090 INFO L226 Difference]: Without dead ends: 800 [2021-10-11 00:24:45,093 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 00:24:45,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-10-11 00:24:45,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2021-10-11 00:24:45,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2021-10-11 00:24:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2021-10-11 00:24:45,150 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 103 [2021-10-11 00:24:45,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:45,151 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2021-10-11 00:24:45,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2021-10-11 00:24:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-11 00:24:45,162 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:45,162 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:24:45,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:24:45,163 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:45,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:45,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1556935149, now seen corresponding path program 1 times [2021-10-11 00:24:45,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:45,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382532861] [2021-10-11 00:24:45,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:45,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382532861] [2021-10-11 00:24:45,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:45,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:24:45,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911391867] [2021-10-11 00:24:45,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:45,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:45,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:45,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:45,397 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2021-10-11 00:24:46,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:46,436 INFO L93 Difference]: Finished difference Result 2314 states and 3181 transitions. [2021-10-11 00:24:46,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:46,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2021-10-11 00:24:46,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:46,445 INFO L225 Difference]: With dead ends: 2314 [2021-10-11 00:24:46,445 INFO L226 Difference]: Without dead ends: 1527 [2021-10-11 00:24:46,458 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 00:24:46,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2021-10-11 00:24:46,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1526. [2021-10-11 00:24:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2021-10-11 00:24:46,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1856 transitions. [2021-10-11 00:24:46,496 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1856 transitions. Word has length 105 [2021-10-11 00:24:46,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:46,497 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1856 transitions. [2021-10-11 00:24:46,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1856 transitions. [2021-10-11 00:24:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-10-11 00:24:46,500 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:46,500 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:24:46,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:24:46,501 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:46,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:46,501 INFO L82 PathProgramCache]: Analyzing trace with hash 162112077, now seen corresponding path program 1 times [2021-10-11 00:24:46,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:46,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006023058] [2021-10-11 00:24:46,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:46,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006023058] [2021-10-11 00:24:46,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:46,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:46,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135524104] [2021-10-11 00:24:46,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:46,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:46,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:46,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:46,651 INFO L87 Difference]: Start difference. First operand 1526 states and 1856 transitions. Second operand 3 states. [2021-10-11 00:24:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:47,637 INFO L93 Difference]: Finished difference Result 3257 states and 4123 transitions. [2021-10-11 00:24:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:47,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2021-10-11 00:24:47,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:47,649 INFO L225 Difference]: With dead ends: 3257 [2021-10-11 00:24:47,650 INFO L226 Difference]: Without dead ends: 1917 [2021-10-11 00:24:47,652 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 00:24:47,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1917 states. [2021-10-11 00:24:47,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1917 to 1914. [2021-10-11 00:24:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1914 states. [2021-10-11 00:24:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1914 states and 2384 transitions. [2021-10-11 00:24:47,723 INFO L78 Accepts]: Start accepts. Automaton has 1914 states and 2384 transitions. Word has length 162 [2021-10-11 00:24:47,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:47,724 INFO L481 AbstractCegarLoop]: Abstraction has 1914 states and 2384 transitions. [2021-10-11 00:24:47,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2384 transitions. [2021-10-11 00:24:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-11 00:24:47,729 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:47,729 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:47,729 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:24:47,730 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:47,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:47,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1953439888, now seen corresponding path program 1 times [2021-10-11 00:24:47,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:47,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691107304] [2021-10-11 00:24:47,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:47,920 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-11 00:24:47,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691107304] [2021-10-11 00:24:47,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:47,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:47,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049233350] [2021-10-11 00:24:47,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:47,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:47,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:47,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:47,924 INFO L87 Difference]: Start difference. First operand 1914 states and 2384 transitions. Second operand 3 states. [2021-10-11 00:24:49,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:49,010 INFO L93 Difference]: Finished difference Result 4389 states and 5590 transitions. [2021-10-11 00:24:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:49,011 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2021-10-11 00:24:49,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:49,026 INFO L225 Difference]: With dead ends: 4389 [2021-10-11 00:24:49,026 INFO L226 Difference]: Without dead ends: 2661 [2021-10-11 00:24:49,031 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 00:24:49,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2661 states. [2021-10-11 00:24:49,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2661 to 2467. [2021-10-11 00:24:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2467 states. [2021-10-11 00:24:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3045 transitions. [2021-10-11 00:24:49,085 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3045 transitions. Word has length 217 [2021-10-11 00:24:49,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:49,086 INFO L481 AbstractCegarLoop]: Abstraction has 2467 states and 3045 transitions. [2021-10-11 00:24:49,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3045 transitions. [2021-10-11 00:24:49,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-10-11 00:24:49,090 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:49,091 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:24:49,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:24:49,091 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:49,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:49,092 INFO L82 PathProgramCache]: Analyzing trace with hash -483839329, now seen corresponding path program 1 times [2021-10-11 00:24:49,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:49,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101324500] [2021-10-11 00:24:49,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-11 00:24:49,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101324500] [2021-10-11 00:24:49,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:49,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:49,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193866773] [2021-10-11 00:24:49,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:49,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:49,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:49,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:49,311 INFO L87 Difference]: Start difference. First operand 2467 states and 3045 transitions. Second operand 3 states. [2021-10-11 00:24:50,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:50,307 INFO L93 Difference]: Finished difference Result 5862 states and 7297 transitions. [2021-10-11 00:24:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:50,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2021-10-11 00:24:50,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:50,328 INFO L225 Difference]: With dead ends: 5862 [2021-10-11 00:24:50,328 INFO L226 Difference]: Without dead ends: 3397 [2021-10-11 00:24:50,332 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 00:24:50,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3397 states. [2021-10-11 00:24:50,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3397 to 3388. [2021-10-11 00:24:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3388 states. [2021-10-11 00:24:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 3388 states and 4091 transitions. [2021-10-11 00:24:50,405 INFO L78 Accepts]: Start accepts. Automaton has 3388 states and 4091 transitions. Word has length 223 [2021-10-11 00:24:50,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:50,406 INFO L481 AbstractCegarLoop]: Abstraction has 3388 states and 4091 transitions. [2021-10-11 00:24:50,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 4091 transitions. [2021-10-11 00:24:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-10-11 00:24:50,414 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:50,415 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:24:50,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:24:50,415 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:50,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:50,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1483627319, now seen corresponding path program 1 times [2021-10-11 00:24:50,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:50,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412502958] [2021-10-11 00:24:50,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-11 00:24:50,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412502958] [2021-10-11 00:24:50,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:50,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:50,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752388009] [2021-10-11 00:24:50,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:50,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:50,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:50,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:50,632 INFO L87 Difference]: Start difference. First operand 3388 states and 4091 transitions. Second operand 3 states. [2021-10-11 00:24:51,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:51,676 INFO L93 Difference]: Finished difference Result 6788 states and 8205 transitions. [2021-10-11 00:24:51,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:51,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 294 [2021-10-11 00:24:51,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:51,696 INFO L225 Difference]: With dead ends: 6788 [2021-10-11 00:24:51,696 INFO L226 Difference]: Without dead ends: 3402 [2021-10-11 00:24:51,701 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 00:24:51,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3402 states. [2021-10-11 00:24:51,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3402 to 3020. [2021-10-11 00:24:51,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3020 states. [2021-10-11 00:24:51,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 3567 transitions. [2021-10-11 00:24:51,767 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 3567 transitions. Word has length 294 [2021-10-11 00:24:51,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:51,768 INFO L481 AbstractCegarLoop]: Abstraction has 3020 states and 3567 transitions. [2021-10-11 00:24:51,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3567 transitions. [2021-10-11 00:24:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-10-11 00:24:51,775 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:51,776 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:51,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:24:51,776 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:51,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:51,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1726395907, now seen corresponding path program 1 times [2021-10-11 00:24:51,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:51,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903496440] [2021-10-11 00:24:51,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-11 00:24:52,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903496440] [2021-10-11 00:24:52,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:52,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:52,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333865551] [2021-10-11 00:24:52,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:52,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:52,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:52,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:52,049 INFO L87 Difference]: Start difference. First operand 3020 states and 3567 transitions. Second operand 3 states. [2021-10-11 00:24:52,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:52,948 INFO L93 Difference]: Finished difference Result 6015 states and 7099 transitions. [2021-10-11 00:24:52,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:52,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2021-10-11 00:24:52,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:52,966 INFO L225 Difference]: With dead ends: 6015 [2021-10-11 00:24:52,966 INFO L226 Difference]: Without dead ends: 2997 [2021-10-11 00:24:52,970 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 00:24:52,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2997 states. [2021-10-11 00:24:53,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2997 to 2995. [2021-10-11 00:24:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2995 states. [2021-10-11 00:24:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 2995 states and 3392 transitions. [2021-10-11 00:24:53,044 INFO L78 Accepts]: Start accepts. Automaton has 2995 states and 3392 transitions. Word has length 295 [2021-10-11 00:24:53,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:53,045 INFO L481 AbstractCegarLoop]: Abstraction has 2995 states and 3392 transitions. [2021-10-11 00:24:53,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 3392 transitions. [2021-10-11 00:24:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-10-11 00:24:53,054 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:53,054 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:24:53,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:24:53,055 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:53,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:53,055 INFO L82 PathProgramCache]: Analyzing trace with hash -30382884, now seen corresponding path program 1 times [2021-10-11 00:24:53,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:53,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137046355] [2021-10-11 00:24:53,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-10-11 00:24:53,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137046355] [2021-10-11 00:24:53,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:53,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:53,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600193612] [2021-10-11 00:24:53,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:53,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:53,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:53,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:53,357 INFO L87 Difference]: Start difference. First operand 2995 states and 3392 transitions. Second operand 3 states. [2021-10-11 00:24:54,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:54,262 INFO L93 Difference]: Finished difference Result 6907 states and 7810 transitions. [2021-10-11 00:24:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:54,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2021-10-11 00:24:54,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:54,283 INFO L225 Difference]: With dead ends: 6907 [2021-10-11 00:24:54,283 INFO L226 Difference]: Without dead ends: 3914 [2021-10-11 00:24:54,287 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 00:24:54,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2021-10-11 00:24:54,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 2069. [2021-10-11 00:24:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2069 states. [2021-10-11 00:24:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 2069 states and 2374 transitions. [2021-10-11 00:24:54,342 INFO L78 Accepts]: Start accepts. Automaton has 2069 states and 2374 transitions. Word has length 300 [2021-10-11 00:24:54,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:54,343 INFO L481 AbstractCegarLoop]: Abstraction has 2069 states and 2374 transitions. [2021-10-11 00:24:54,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2374 transitions. [2021-10-11 00:24:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-10-11 00:24:54,351 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:54,352 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:24:54,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:24:54,352 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:54,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:54,353 INFO L82 PathProgramCache]: Analyzing trace with hash 147510905, now seen corresponding path program 1 times [2021-10-11 00:24:54,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:54,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657539165] [2021-10-11 00:24:54,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:54,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657539165] [2021-10-11 00:24:54,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:54,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:24:54,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579731626] [2021-10-11 00:24:54,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:24:54,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:54,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:24:54,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:24:54,678 INFO L87 Difference]: Start difference. First operand 2069 states and 2374 transitions. Second operand 4 states. [2021-10-11 00:24:56,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:56,451 INFO L93 Difference]: Finished difference Result 6353 states and 7292 transitions. [2021-10-11 00:24:56,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:24:56,453 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 340 [2021-10-11 00:24:56,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:56,476 INFO L225 Difference]: With dead ends: 6353 [2021-10-11 00:24:56,476 INFO L226 Difference]: Without dead ends: 4286 [2021-10-11 00:24:56,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:24:56,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4286 states. [2021-10-11 00:24:56,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4286 to 3732. [2021-10-11 00:24:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3732 states. [2021-10-11 00:24:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 4219 transitions. [2021-10-11 00:24:56,554 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 4219 transitions. Word has length 340 [2021-10-11 00:24:56,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:56,555 INFO L481 AbstractCegarLoop]: Abstraction has 3732 states and 4219 transitions. [2021-10-11 00:24:56,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:24:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4219 transitions. [2021-10-11 00:24:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2021-10-11 00:24:56,578 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:56,579 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:56,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:24:56,579 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:56,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:56,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1732339891, now seen corresponding path program 1 times [2021-10-11 00:24:56,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:56,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460921377] [2021-10-11 00:24:56,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:57,031 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-11 00:24:57,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460921377] [2021-10-11 00:24:57,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:57,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:24:57,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723242743] [2021-10-11 00:24:57,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:24:57,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:57,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:24:57,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:24:57,036 INFO L87 Difference]: Start difference. First operand 3732 states and 4219 transitions. Second operand 4 states. [2021-10-11 00:24:58,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:58,825 INFO L93 Difference]: Finished difference Result 8752 states and 9872 transitions. [2021-10-11 00:24:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:24:58,826 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 414 [2021-10-11 00:24:58,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:58,859 INFO L225 Difference]: With dead ends: 8752 [2021-10-11 00:24:58,860 INFO L226 Difference]: Without dead ends: 5022 [2021-10-11 00:24:58,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:24:58,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5022 states. [2021-10-11 00:24:58,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5022 to 3732. [2021-10-11 00:24:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3732 states. [2021-10-11 00:24:58,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 4219 transitions. [2021-10-11 00:24:58,951 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 4219 transitions. Word has length 414 [2021-10-11 00:24:58,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:58,952 INFO L481 AbstractCegarLoop]: Abstraction has 3732 states and 4219 transitions. [2021-10-11 00:24:58,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:24:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4219 transitions. [2021-10-11 00:24:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2021-10-11 00:24:58,979 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:58,979 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:58,980 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:24:58,980 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:58,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:58,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1711462993, now seen corresponding path program 1 times [2021-10-11 00:24:58,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:58,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708690748] [2021-10-11 00:24:58,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 838 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2021-10-11 00:24:59,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708690748] [2021-10-11 00:24:59,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:59,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:59,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955741008] [2021-10-11 00:24:59,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:24:59,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:59,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:24:59,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:24:59,828 INFO L87 Difference]: Start difference. First operand 3732 states and 4219 transitions. Second operand 4 states. [2021-10-11 00:25:01,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:01,584 INFO L93 Difference]: Finished difference Result 11899 states and 13474 transitions. [2021-10-11 00:25:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:25:01,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 665 [2021-10-11 00:25:01,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:01,603 INFO L225 Difference]: With dead ends: 11899 [2021-10-11 00:25:01,603 INFO L226 Difference]: Without dead ends: 8169 [2021-10-11 00:25:01,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:25:01,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2021-10-11 00:25:01,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 7799. [2021-10-11 00:25:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7799 states. [2021-10-11 00:25:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7799 states to 7799 states and 8729 transitions. [2021-10-11 00:25:01,741 INFO L78 Accepts]: Start accepts. Automaton has 7799 states and 8729 transitions. Word has length 665 [2021-10-11 00:25:01,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:01,742 INFO L481 AbstractCegarLoop]: Abstraction has 7799 states and 8729 transitions. [2021-10-11 00:25:01,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:25:01,742 INFO L276 IsEmpty]: Start isEmpty. Operand 7799 states and 8729 transitions. [2021-10-11 00:25:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2021-10-11 00:25:01,763 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:01,764 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:25:01,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:25:01,765 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:01,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:01,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1027866947, now seen corresponding path program 1 times [2021-10-11 00:25:01,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:01,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727160072] [2021-10-11 00:25:01,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1601 backedges. 952 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-10-11 00:25:02,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727160072] [2021-10-11 00:25:02,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:02,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:25:02,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897437701] [2021-10-11 00:25:02,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:25:02,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:02,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:25:02,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:02,425 INFO L87 Difference]: Start difference. First operand 7799 states and 8729 transitions. Second operand 3 states. [2021-10-11 00:25:03,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:03,449 INFO L93 Difference]: Finished difference Result 17436 states and 19554 transitions. [2021-10-11 00:25:03,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:25:03,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 733 [2021-10-11 00:25:03,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:03,477 INFO L225 Difference]: With dead ends: 17436 [2021-10-11 00:25:03,477 INFO L226 Difference]: Without dead ends: 8717 [2021-10-11 00:25:03,489 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 00:25:03,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8717 states. [2021-10-11 00:25:03,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8717 to 8717. [2021-10-11 00:25:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8717 states. [2021-10-11 00:25:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8717 states to 8717 states and 9593 transitions. [2021-10-11 00:25:03,648 INFO L78 Accepts]: Start accepts. Automaton has 8717 states and 9593 transitions. Word has length 733 [2021-10-11 00:25:03,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:03,650 INFO L481 AbstractCegarLoop]: Abstraction has 8717 states and 9593 transitions. [2021-10-11 00:25:03,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:25:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 8717 states and 9593 transitions. [2021-10-11 00:25:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 834 [2021-10-11 00:25:03,728 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:03,729 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:03,729 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-11 00:25:03,730 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:03,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:03,731 INFO L82 PathProgramCache]: Analyzing trace with hash 957931388, now seen corresponding path program 1 times [2021-10-11 00:25:03,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:03,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486847574] [2021-10-11 00:25:03,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1979 backedges. 1433 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-11 00:25:04,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486847574] [2021-10-11 00:25:04,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:04,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:25:04,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657823817] [2021-10-11 00:25:04,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:25:04,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:04,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:25:04,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:04,718 INFO L87 Difference]: Start difference. First operand 8717 states and 9593 transitions. Second operand 3 states. [2021-10-11 00:25:05,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:05,785 INFO L93 Difference]: Finished difference Result 18165 states and 19959 transitions. [2021-10-11 00:25:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:25:05,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 833 [2021-10-11 00:25:05,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:05,791 INFO L225 Difference]: With dead ends: 18165 [2021-10-11 00:25:05,791 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:25:05,806 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 00:25:05,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:25:05,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:25:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:25:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:25:05,807 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 833 [2021-10-11 00:25:05,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:05,808 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:25:05,808 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:25:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:25:05,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:25:05,809 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:25:05,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:25:05,951 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 115 [2021-10-11 00:25:06,080 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 115 [2021-10-11 00:25:06,753 WARN L197 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 49 [2021-10-11 00:25:07,414 WARN L197 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 49 [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,417 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2021-10-11 00:25:07,418 INFO L262 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,419 INFO L262 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2021-10-11 00:25:07,420 INFO L262 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,421 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2021-10-11 00:25:07,422 INFO L262 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2021-10-11 00:25:07,422 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2021-10-11 00:25:07,422 INFO L262 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,422 INFO L262 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,422 INFO L262 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,423 INFO L258 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse7 (<= (+ ~a29~0 22) 0)) (.cse1 (= ~a4~0 0)) (.cse8 (= ~a25~0 13)) (.cse2 (<= ~a29~0 599998)) (.cse3 (= ~a25~0 12)) (.cse10 (<= ~a29~0 599999)) (.cse0 (= ~a25~0 11)) (.cse5 (<= ~a25~0 10)) (.cse6 (<= ~a23~0 138)) (.cse4 (= ~a4~0 1)) (.cse9 (+ ~a23~0 43))) (or (and .cse0 .cse1 (<= ~a23~0 312) .cse2) (and (< 306 ~a23~0) .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse1 .cse2) (and .cse5 .cse1 .cse7) (and .cse6 .cse1 .cse8 .cse7) (and .cse8 .cse2 .cse4) (and .cse1 .cse3 .cse2) (and .cse1 .cse8 .cse2 (<= .cse9 0)) (and .cse10 .cse5 .cse4) (and (<= ~a29~0 130) .cse3 .cse4) (and .cse10 .cse0 .cse4) (and .cse5 .cse6 .cse4 (< 0 .cse9)))) [2021-10-11 00:25:07,423 INFO L262 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,423 INFO L262 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2021-10-11 00:25:07,423 INFO L262 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2021-10-11 00:25:07,423 INFO L262 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,424 INFO L262 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L265 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,425 INFO L262 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2021-10-11 00:25:07,426 INFO L262 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,427 INFO L262 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,428 INFO L262 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,428 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2021-10-11 00:25:07,428 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2021-10-11 00:25:07,428 INFO L262 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2021-10-11 00:25:07,428 INFO L262 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L258 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse7 (<= (+ ~a29~0 22) 0)) (.cse1 (= ~a4~0 0)) (.cse8 (= ~a25~0 13)) (.cse2 (<= ~a29~0 599998)) (.cse3 (= ~a25~0 12)) (.cse10 (<= ~a29~0 599999)) (.cse0 (= ~a25~0 11)) (.cse5 (<= ~a25~0 10)) (.cse6 (<= ~a23~0 138)) (.cse4 (= ~a4~0 1)) (.cse9 (+ ~a23~0 43))) (or (and .cse0 .cse1 (<= ~a23~0 312) .cse2) (and (< 306 ~a23~0) .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse1 .cse2) (and .cse5 .cse1 .cse7) (and .cse6 .cse1 .cse8 .cse7) (and .cse8 .cse2 .cse4) (and .cse1 .cse3 .cse2) (and .cse1 .cse8 .cse2 (<= .cse9 0)) (and .cse10 .cse5 .cse4) (and (<= ~a29~0 130) .cse3 .cse4) (and .cse10 .cse0 .cse4) (and .cse5 .cse6 .cse4 (< 0 .cse9)))) [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,429 INFO L262 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2021-10-11 00:25:07,430 INFO L262 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,431 INFO L262 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,432 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,433 INFO L262 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,434 INFO L262 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,435 INFO L262 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2021-10-11 00:25:07,436 INFO L262 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:25:07,437 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2021-10-11 00:25:07,438 INFO L262 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,439 INFO L262 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,440 INFO L262 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,441 INFO L262 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,442 INFO L262 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2021-10-11 00:25:07,443 INFO L262 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,444 INFO L262 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2021-10-11 00:25:07,445 INFO L262 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,446 INFO L262 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,447 INFO L262 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,448 INFO L262 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2021-10-11 00:25:07,449 INFO L262 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,450 INFO L262 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,451 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2021-10-11 00:25:07,452 INFO L262 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,453 INFO L262 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2021-10-11 00:25:07,454 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2021-10-11 00:25:07,455 INFO L262 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,456 INFO L262 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2021-10-11 00:25:07,457 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-11 00:25:07,458 INFO L262 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2021-10-11 00:25:07,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:25:07 BoogieIcfgContainer [2021-10-11 00:25:07,484 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:25:07,485 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:25:07,485 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:25:07,485 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:25:07,486 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:41" (3/4) ... [2021-10-11 00:25:07,489 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:25:07,540 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:25:07,542 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:25:07,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:25:07,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:25:07,743 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf19c6a-fb7c-47b1-bb7e-36438f7ac0a5/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:25:07,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:25:07,744 INFO L168 Benchmark]: Toolchain (without parser) took 28751.05 ms. Allocated memory was 109.1 MB in the beginning and 761.3 MB in the end (delta: 652.2 MB). Free memory was 72.4 MB in the beginning and 515.9 MB in the end (delta: -443.5 MB). Peak memory consumption was 209.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,745 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 75.5 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:25:07,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.01 ms. Allocated memory is still 109.1 MB. Free memory was 72.0 MB in the beginning and 52.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.32 ms. Allocated memory is still 109.1 MB. Free memory was 52.6 MB in the beginning and 75.9 MB in the end (delta: -23.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,746 INFO L168 Benchmark]: Boogie Preprocessor took 107.94 ms. Allocated memory is still 109.1 MB. Free memory was 75.9 MB in the beginning and 65.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,746 INFO L168 Benchmark]: RCFGBuilder took 1802.18 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 65.4 MB in the beginning and 85.3 MB in the end (delta: -19.9 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,747 INFO L168 Benchmark]: TraceAbstraction took 25580.04 ms. Allocated memory was 161.5 MB in the beginning and 761.3 MB in the end (delta: 599.8 MB). Free memory was 85.3 MB in the beginning and 541.1 MB in the end (delta: -455.8 MB). Peak memory consumption was 427.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,747 INFO L168 Benchmark]: Witness Printer took 258.26 ms. Allocated memory is still 761.3 MB. Free memory was 540.0 MB in the beginning and 515.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:07,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 75.5 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 841.01 ms. Allocated memory is still 109.1 MB. Free memory was 72.0 MB in the beginning and 52.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 153.32 ms. Allocated memory is still 109.1 MB. Free memory was 52.6 MB in the beginning and 75.9 MB in the end (delta: -23.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 107.94 ms. Allocated memory is still 109.1 MB. Free memory was 75.9 MB in the beginning and 65.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1802.18 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 65.4 MB in the beginning and 85.3 MB in the end (delta: -19.9 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25580.04 ms. Allocated memory was 161.5 MB in the beginning and 761.3 MB in the end (delta: 599.8 MB). Free memory was 85.3 MB in the beginning and 541.1 MB in the end (delta: -455.8 MB). Peak memory consumption was 427.1 MB. Max. memory is 16.1 GB. * Witness Printer took 258.26 ms. Allocated memory is still 761.3 MB. Free memory was 540.0 MB in the beginning and 515.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 121]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 11 && a4 == 0) && a23 <= 312) && a29 <= 599998) || (((306 < a23 && a25 == 12) && a29 <= 599998) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a4 == 0) && a29 + 22 <= 0)) || (((a23 <= 138 && a4 == 0) && a25 == 13) && a29 + 22 <= 0)) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || ((a4 == 0 && a25 == 12) && a29 <= 599998)) || (((a4 == 0 && a25 == 13) && a29 <= 599998) && a23 + 43 <= 0)) || ((a29 <= 599999 && a25 <= 10) && a4 == 1)) || ((a29 <= 130 && a25 == 12) && a4 == 1)) || ((a29 <= 599999 && a25 == 11) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 1) && 0 < a23 + 43) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 11 && a4 == 0) && a23 <= 312) && a29 <= 599998) || (((306 < a23 && a25 == 12) && a29 <= 599998) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a4 == 0) && a29 + 22 <= 0)) || (((a23 <= 138 && a4 == 0) && a25 == 13) && a29 + 22 <= 0)) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || ((a4 == 0 && a25 == 12) && a29 <= 599998)) || (((a4 == 0 && a25 == 13) && a29 <= 599998) && a23 + 43 <= 0)) || ((a29 <= 599999 && a25 <= 10) && a4 == 1)) || ((a29 <= 130 && a25 == 12) && a4 == 1)) || ((a29 <= 599999 && a25 == 11) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 1) && 0 < a23 + 43) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23.8s, OverallIterations: 14, TraceHistogramMax: 7, AutomataDifference: 17.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2802 SDtfs, 2465 SDslu, 372 SDs, 0 SdLazy, 9184 SolverSat, 1708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8717occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 14 MinimizatonAttempts, 4661 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 117 NumberOfFragments, 295 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4606 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3192 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 4719 NumberOfCodeBlocks, 4719 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 4705 ConstructedInterpolants, 0 QuantifiedInterpolants, 3897979 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 6731/6731 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...