./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt --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 9d045864a68e9c51dfb31756cfb4ec52c21a87c4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:39:34,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:39:34,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:39:34,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:39:34,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:39:34,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:39:34,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:39:34,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:39:34,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:39:34,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:39:34,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:39:34,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:39:34,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:39:34,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:39:34,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:39:34,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:39:34,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:39:34,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:39:34,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:39:34,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:39:34,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:39:34,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:39:34,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:39:34,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:39:34,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:39:34,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:39:34,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:39:34,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:39:34,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:39:34,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:39:34,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:39:34,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:39:34,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:39:34,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:39:34,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:39:34,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:39:34,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:39:34,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:39:34,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:39:34,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:39:34,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:39:34,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:39:34,191 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:39:34,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:39:34,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:39:34,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:39:34,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:39:34,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:39:34,200 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:39:34,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:39:34,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:39:34,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:39:34,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:39:34,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:39:34,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:39:34,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:39:34,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:39:34,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:39:34,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:39:34,204 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:39:34,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:39:34,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:39:34,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:39:34,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:39:34,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:34,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:39:34,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:39:34,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:39:34,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:39:34,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:39:34,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:39:34,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:39:34,207 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_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d045864a68e9c51dfb31756cfb4ec52c21a87c4 [2021-10-13 00:39:34,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:39:34,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:39:34,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:39:34,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:39:34,528 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:39:34,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem15_label21.c [2021-10-13 00:39:34,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/data/5ff5c25b7/ed9c3992ef47499e93d76e0c63a7a95d/FLAGe83edd4f5 [2021-10-13 00:39:35,399 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:39:35,400 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/sv-benchmarks/c/eca-rers2012/Problem15_label21.c [2021-10-13 00:39:35,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/data/5ff5c25b7/ed9c3992ef47499e93d76e0c63a7a95d/FLAGe83edd4f5 [2021-10-13 00:39:35,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/data/5ff5c25b7/ed9c3992ef47499e93d76e0c63a7a95d [2021-10-13 00:39:35,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:39:35,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:39:35,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:35,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:39:35,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:39:35,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:35" (1/1) ... [2021-10-13 00:39:35,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12455718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:35, skipping insertion in model container [2021-10-13 00:39:35,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:35" (1/1) ... [2021-10-13 00:39:35,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:39:35,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:39:35,921 WARN L228 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_4c9eb434-4a98-4352-be38-b617adb18a4f/sv-benchmarks/c/eca-rers2012/Problem15_label21.c[7300,7313] [2021-10-13 00:39:36,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:36,548 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:39:36,594 WARN L228 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_4c9eb434-4a98-4352-be38-b617adb18a4f/sv-benchmarks/c/eca-rers2012/Problem15_label21.c[7300,7313] [2021-10-13 00:39:36,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:36,912 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:39:36,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36 WrapperNode [2021-10-13 00:39:36,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:36,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:36,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:39:36,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:39:36,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:36,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:37,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:39:37,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:39:37,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:39:37,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:39:37,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:39:37,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:39:37,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:39:37,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (1/1) ... [2021-10-13 00:39:37,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:37,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:37,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:37,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:39:37,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:39:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:39:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:39:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:39:40,515 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:39:40,515 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 00:39:40,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:40 BoogieIcfgContainer [2021-10-13 00:39:40,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:39:40,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:39:40,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:39:40,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:39:40,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:39:35" (1/3) ... [2021-10-13 00:39:40,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61759001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:40, skipping insertion in model container [2021-10-13 00:39:40,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:36" (2/3) ... [2021-10-13 00:39:40,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61759001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:40, skipping insertion in model container [2021-10-13 00:39:40,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:40" (3/3) ... [2021-10-13 00:39:40,527 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label21.c [2021-10-13 00:39:40,532 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:39:40,532 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:39:40,582 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:39:40,587 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:39:40,588 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:39:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 00:39:40,621 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:40,622 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:40,622 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:40,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:40,627 INFO L82 PathProgramCache]: Analyzing trace with hash -634083006, now seen corresponding path program 1 times [2021-10-13 00:39:40,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:40,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071188008] [2021-10-13 00:39:40,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:40,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:40,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:40,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071188008] [2021-10-13 00:39:40,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071188008] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:40,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:40,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:40,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021848669] [2021-10-13 00:39:40,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:40,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:40,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:40,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:40,978 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:43,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:43,678 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2021-10-13 00:39:43,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:43,680 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-13 00:39:43,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:43,699 INFO L225 Difference]: With dead ends: 1154 [2021-10-13 00:39:43,700 INFO L226 Difference]: Without dead ends: 665 [2021-10-13 00:39:43,705 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:43,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-10-13 00:39:43,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2021-10-13 00:39:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2021-10-13 00:39:43,783 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 60 [2021-10-13 00:39:43,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:43,784 INFO L470 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2021-10-13 00:39:43,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2021-10-13 00:39:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-13 00:39:43,790 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:43,791 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:43,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:39:43,791 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:43,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:43,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1470560157, now seen corresponding path program 1 times [2021-10-13 00:39:43,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:43,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254254900] [2021-10-13 00:39:43,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:43,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:43,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:43,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254254900] [2021-10-13 00:39:43,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254254900] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:43,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:43,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:43,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656009674] [2021-10-13 00:39:43,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:43,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:43,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:43,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:43,966 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:45,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:45,761 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2021-10-13 00:39:45,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:45,762 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2021-10-13 00:39:45,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:45,769 INFO L225 Difference]: With dead ends: 1624 [2021-10-13 00:39:45,769 INFO L226 Difference]: Without dead ends: 963 [2021-10-13 00:39:45,772 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:45,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2021-10-13 00:39:45,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2021-10-13 00:39:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2021-10-13 00:39:45,813 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 125 [2021-10-13 00:39:45,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:45,814 INFO L470 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2021-10-13 00:39:45,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2021-10-13 00:39:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-13 00:39:45,819 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:45,820 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:45,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:39:45,820 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:45,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:45,821 INFO L82 PathProgramCache]: Analyzing trace with hash 390257644, now seen corresponding path program 1 times [2021-10-13 00:39:45,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:45,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812580998] [2021-10-13 00:39:45,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:45,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:45,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:45,941 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812580998] [2021-10-13 00:39:45,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812580998] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:45,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:45,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:45,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904142172] [2021-10-13 00:39:45,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:45,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:45,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:45,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:45,944 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:47,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:47,828 INFO L93 Difference]: Finished difference Result 2229 states and 3186 transitions. [2021-10-13 00:39:47,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:47,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-10-13 00:39:47,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:47,839 INFO L225 Difference]: With dead ends: 2229 [2021-10-13 00:39:47,839 INFO L226 Difference]: Without dead ends: 1567 [2021-10-13 00:39:47,841 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:47,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1567 states. [2021-10-13 00:39:47,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1567 to 1266. [2021-10-13 00:39:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3051383399209486) internal successors, (1651), 1265 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1651 transitions. [2021-10-13 00:39:47,877 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1651 transitions. Word has length 130 [2021-10-13 00:39:47,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:47,880 INFO L470 AbstractCegarLoop]: Abstraction has 1266 states and 1651 transitions. [2021-10-13 00:39:47,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1651 transitions. [2021-10-13 00:39:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-13 00:39:47,890 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:47,890 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:47,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:39:47,891 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:47,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:47,894 INFO L82 PathProgramCache]: Analyzing trace with hash -2079722898, now seen corresponding path program 1 times [2021-10-13 00:39:47,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:47,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264829632] [2021-10-13 00:39:47,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:47,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:48,054 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:48,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:48,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264829632] [2021-10-13 00:39:48,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264829632] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:48,058 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:48,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:48,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509056813] [2021-10-13 00:39:48,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:39:48,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:48,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:39:48,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:39:48,061 INFO L87 Difference]: Start difference. First operand 1266 states and 1651 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:52,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:52,487 INFO L93 Difference]: Finished difference Result 4668 states and 6173 transitions. [2021-10-13 00:39:52,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:39:52,488 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2021-10-13 00:39:52,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:52,508 INFO L225 Difference]: With dead ends: 4668 [2021-10-13 00:39:52,509 INFO L226 Difference]: Without dead ends: 3404 [2021-10-13 00:39:52,511 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:39:52,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2021-10-13 00:39:52,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2021-10-13 00:39:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2021-10-13 00:39:52,616 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 151 [2021-10-13 00:39:52,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:52,618 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2021-10-13 00:39:52,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2021-10-13 00:39:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-13 00:39:52,623 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:52,624 INFO L512 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, 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] [2021-10-13 00:39:52,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:39:52,624 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:52,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:52,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1147155747, now seen corresponding path program 1 times [2021-10-13 00:39:52,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:52,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056749921] [2021-10-13 00:39:52,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:52,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-10-13 00:39:52,846 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:52,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056749921] [2021-10-13 00:39:52,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056749921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:52,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:52,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:52,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828709074] [2021-10-13 00:39:52,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:52,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:52,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:52,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:52,849 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:54,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:54,354 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2021-10-13 00:39:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:54,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 219 [2021-10-13 00:39:54,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:54,384 INFO L225 Difference]: With dead ends: 8563 [2021-10-13 00:39:54,384 INFO L226 Difference]: Without dead ends: 5483 [2021-10-13 00:39:54,389 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:54,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2021-10-13 00:39:54,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2021-10-13 00:39:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2021-10-13 00:39:54,551 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 219 [2021-10-13 00:39:54,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:54,552 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2021-10-13 00:39:54,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:54,552 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2021-10-13 00:39:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-10-13 00:39:54,559 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:54,559 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:54,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:39:54,560 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:54,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:54,560 INFO L82 PathProgramCache]: Analyzing trace with hash 563393677, now seen corresponding path program 1 times [2021-10-13 00:39:54,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:54,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009386238] [2021-10-13 00:39:54,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:54,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-13 00:39:54,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:54,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009386238] [2021-10-13 00:39:54,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009386238] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:54,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:54,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:54,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354732332] [2021-10-13 00:39:54,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:54,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:54,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:54,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:54,746 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:56,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:56,081 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2021-10-13 00:39:56,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:56,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 321 [2021-10-13 00:39:56,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:56,110 INFO L225 Difference]: With dead ends: 10655 [2021-10-13 00:39:56,110 INFO L226 Difference]: Without dead ends: 5478 [2021-10-13 00:39:56,116 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:56,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2021-10-13 00:39:56,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2021-10-13 00:39:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2021-10-13 00:39:56,239 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 321 [2021-10-13 00:39:56,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:56,240 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2021-10-13 00:39:56,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2021-10-13 00:39:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-10-13 00:39:56,247 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:56,248 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:56,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:39:56,248 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:56,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:56,249 INFO L82 PathProgramCache]: Analyzing trace with hash -2051358338, now seen corresponding path program 1 times [2021-10-13 00:39:56,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:56,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731282235] [2021-10-13 00:39:56,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:56,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-10-13 00:39:56,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:56,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731282235] [2021-10-13 00:39:56,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731282235] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:56,473 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:56,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:56,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168486872] [2021-10-13 00:39:56,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:56,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:56,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:56,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:56,476 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:58,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:58,863 INFO L93 Difference]: Finished difference Result 11851 states and 14149 transitions. [2021-10-13 00:39:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:58,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 347 [2021-10-13 00:39:58,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:58,898 INFO L225 Difference]: With dead ends: 11851 [2021-10-13 00:39:58,898 INFO L226 Difference]: Without dead ends: 6674 [2021-10-13 00:39:58,904 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:58,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2021-10-13 00:39:59,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4876. [2021-10-13 00:39:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4875 states have (on average 1.1755897435897436) internal successors, (5731), 4875 states have internal predecessors, (5731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 5731 transitions. [2021-10-13 00:39:59,025 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 5731 transitions. Word has length 347 [2021-10-13 00:39:59,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:59,026 INFO L470 AbstractCegarLoop]: Abstraction has 4876 states and 5731 transitions. [2021-10-13 00:39:59,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 5731 transitions. [2021-10-13 00:39:59,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2021-10-13 00:39:59,035 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:59,035 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:59,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:39:59,036 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:59,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:59,037 INFO L82 PathProgramCache]: Analyzing trace with hash 929697791, now seen corresponding path program 1 times [2021-10-13 00:39:59,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:59,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862464539] [2021-10-13 00:39:59,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:59,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-13 00:39:59,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862464539] [2021-10-13 00:39:59,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862464539] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:59,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196037004] [2021-10-13 00:39:59,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:59,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:59,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:59,227 INFO L87 Difference]: Start difference. First operand 4876 states and 5731 transitions. Second operand has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:01,235 INFO L93 Difference]: Finished difference Result 11553 states and 13859 transitions. [2021-10-13 00:40:01,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:01,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 406 [2021-10-13 00:40:01,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:01,267 INFO L225 Difference]: With dead ends: 11553 [2021-10-13 00:40:01,267 INFO L226 Difference]: Without dead ends: 6978 [2021-10-13 00:40:01,273 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:01,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6978 states. [2021-10-13 00:40:01,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6978 to 6380. [2021-10-13 00:40:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6379 states have (on average 1.1520614516381877) internal successors, (7349), 6379 states have internal predecessors, (7349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 7349 transitions. [2021-10-13 00:40:01,401 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 7349 transitions. Word has length 406 [2021-10-13 00:40:01,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:01,402 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 7349 transitions. [2021-10-13 00:40:01,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 7349 transitions. [2021-10-13 00:40:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-10-13 00:40:01,411 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:01,412 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:01,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:40:01,412 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:01,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:01,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1611989383, now seen corresponding path program 1 times [2021-10-13 00:40:01,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:01,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695926515] [2021-10-13 00:40:01,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:01,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 115 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:01,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:01,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695926515] [2021-10-13 00:40:01,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695926515] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:40:01,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591314145] [2021-10-13 00:40:01,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:01,638 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:40:01,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:40:01,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:40:01,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:40:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:01,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:40:01,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:40:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-13 00:40:03,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591314145] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:03,813 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:40:03,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-13 00:40:03,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434651606] [2021-10-13 00:40:03,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:40:03,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:03,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:40:03,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:40:03,816 INFO L87 Difference]: Start difference. First operand 6380 states and 7349 transitions. Second operand has 4 states, 4 states have (on average 86.0) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:07,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:07,553 INFO L93 Difference]: Finished difference Result 21156 states and 24653 transitions. [2021-10-13 00:40:07,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:40:07,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 86.0) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 407 [2021-10-13 00:40:07,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:07,586 INFO L225 Difference]: With dead ends: 21156 [2021-10-13 00:40:07,587 INFO L226 Difference]: Without dead ends: 12984 [2021-10-13 00:40:07,595 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 17.2ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:40:07,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12984 states. [2021-10-13 00:40:07,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12984 to 12982. [2021-10-13 00:40:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12982 states, 12981 states have (on average 1.1269547800631692) internal successors, (14629), 12981 states have internal predecessors, (14629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12982 states to 12982 states and 14629 transitions. [2021-10-13 00:40:07,845 INFO L78 Accepts]: Start accepts. Automaton has 12982 states and 14629 transitions. Word has length 407 [2021-10-13 00:40:07,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:07,846 INFO L470 AbstractCegarLoop]: Abstraction has 12982 states and 14629 transitions. [2021-10-13 00:40:07,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 86.0) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:07,847 INFO L276 IsEmpty]: Start isEmpty. Operand 12982 states and 14629 transitions. [2021-10-13 00:40:07,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2021-10-13 00:40:07,856 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:07,858 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:07,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:40:08,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:40:08,072 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:08,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:08,073 INFO L82 PathProgramCache]: Analyzing trace with hash -196094166, now seen corresponding path program 1 times [2021-10-13 00:40:08,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:08,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483740752] [2021-10-13 00:40:08,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:08,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:08,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:08,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483740752] [2021-10-13 00:40:08,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483740752] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:08,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:08,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:08,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724262943] [2021-10-13 00:40:08,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:08,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:08,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:08,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:08,260 INFO L87 Difference]: Start difference. First operand 12982 states and 14629 transitions. Second operand has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:10,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:10,271 INFO L93 Difference]: Finished difference Result 29261 states and 33262 transitions. [2021-10-13 00:40:10,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:10,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 423 [2021-10-13 00:40:10,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:10,300 INFO L225 Difference]: With dead ends: 29261 [2021-10-13 00:40:10,300 INFO L226 Difference]: Without dead ends: 16580 [2021-10-13 00:40:10,312 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:10,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16580 states. [2021-10-13 00:40:10,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16580 to 15380. [2021-10-13 00:40:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15380 states, 15379 states have (on average 1.1081994928148775) internal successors, (17043), 15379 states have internal predecessors, (17043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15380 states to 15380 states and 17043 transitions. [2021-10-13 00:40:10,659 INFO L78 Accepts]: Start accepts. Automaton has 15380 states and 17043 transitions. Word has length 423 [2021-10-13 00:40:10,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:10,661 INFO L470 AbstractCegarLoop]: Abstraction has 15380 states and 17043 transitions. [2021-10-13 00:40:10,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 15380 states and 17043 transitions. [2021-10-13 00:40:10,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-10-13 00:40:10,665 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:10,666 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:10,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:40:10,666 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:10,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:10,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1057545053, now seen corresponding path program 1 times [2021-10-13 00:40:10,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:10,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248758419] [2021-10-13 00:40:10,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:10,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-13 00:40:10,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:10,883 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248758419] [2021-10-13 00:40:10,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248758419] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:10,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:10,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:10,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469914745] [2021-10-13 00:40:10,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:10,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:10,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:10,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:10,885 INFO L87 Difference]: Start difference. First operand 15380 states and 17043 transitions. Second operand has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:12,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:12,564 INFO L93 Difference]: Finished difference Result 33451 states and 37437 transitions. [2021-10-13 00:40:12,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:12,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 437 [2021-10-13 00:40:12,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:12,601 INFO L225 Difference]: With dead ends: 33451 [2021-10-13 00:40:12,602 INFO L226 Difference]: Without dead ends: 18372 [2021-10-13 00:40:12,615 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:12,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18372 states. [2021-10-13 00:40:12,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18372 to 17768. [2021-10-13 00:40:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17768 states, 17767 states have (on average 1.1002983058479203) internal successors, (19549), 17767 states have internal predecessors, (19549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17768 states to 17768 states and 19549 transitions. [2021-10-13 00:40:12,896 INFO L78 Accepts]: Start accepts. Automaton has 17768 states and 19549 transitions. Word has length 437 [2021-10-13 00:40:12,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:12,897 INFO L470 AbstractCegarLoop]: Abstraction has 17768 states and 19549 transitions. [2021-10-13 00:40:12,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 17768 states and 19549 transitions. [2021-10-13 00:40:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2021-10-13 00:40:12,903 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:12,904 INFO L512 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, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:12,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:40:12,905 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:12,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:12,906 INFO L82 PathProgramCache]: Analyzing trace with hash 356817365, now seen corresponding path program 1 times [2021-10-13 00:40:12,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:12,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463239314] [2021-10-13 00:40:12,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:12,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2021-10-13 00:40:13,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:13,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463239314] [2021-10-13 00:40:13,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463239314] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:13,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:13,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:13,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875551629] [2021-10-13 00:40:13,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:13,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:13,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:13,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:13,189 INFO L87 Difference]: Start difference. First operand 17768 states and 19549 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:14,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:14,964 INFO L93 Difference]: Finished difference Result 42110 states and 46331 transitions. [2021-10-13 00:40:14,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:14,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 537 [2021-10-13 00:40:14,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:15,001 INFO L225 Difference]: With dead ends: 42110 [2021-10-13 00:40:15,001 INFO L226 Difference]: Without dead ends: 21653 [2021-10-13 00:40:15,012 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:15,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21653 states. [2021-10-13 00:40:15,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21653 to 16554. [2021-10-13 00:40:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16554 states, 16553 states have (on average 1.087597414365976) internal successors, (18003), 16553 states have internal predecessors, (18003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16554 states to 16554 states and 18003 transitions. [2021-10-13 00:40:15,256 INFO L78 Accepts]: Start accepts. Automaton has 16554 states and 18003 transitions. Word has length 537 [2021-10-13 00:40:15,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:15,257 INFO L470 AbstractCegarLoop]: Abstraction has 16554 states and 18003 transitions. [2021-10-13 00:40:15,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 16554 states and 18003 transitions. [2021-10-13 00:40:15,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2021-10-13 00:40:15,264 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:15,265 INFO L512 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:15,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:40:15,265 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:15,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:15,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1649715557, now seen corresponding path program 1 times [2021-10-13 00:40:15,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:15,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522329265] [2021-10-13 00:40:15,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:15,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-10-13 00:40:15,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:15,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522329265] [2021-10-13 00:40:15,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522329265] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:15,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:15,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:15,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454939492] [2021-10-13 00:40:15,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:15,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:15,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:15,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:15,506 INFO L87 Difference]: Start difference. First operand 16554 states and 18003 transitions. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:16,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:16,717 INFO L93 Difference]: Finished difference Result 33104 states and 36006 transitions. [2021-10-13 00:40:16,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:16,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 561 [2021-10-13 00:40:16,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:16,740 INFO L225 Difference]: With dead ends: 33104 [2021-10-13 00:40:16,740 INFO L226 Difference]: Without dead ends: 16851 [2021-10-13 00:40:16,748 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:16,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16851 states. [2021-10-13 00:40:16,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16851 to 16552. [2021-10-13 00:40:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16552 states, 16551 states have (on average 1.0874871608966226) internal successors, (17999), 16551 states have internal predecessors, (17999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16552 states to 16552 states and 17999 transitions. [2021-10-13 00:40:16,947 INFO L78 Accepts]: Start accepts. Automaton has 16552 states and 17999 transitions. Word has length 561 [2021-10-13 00:40:16,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:16,948 INFO L470 AbstractCegarLoop]: Abstraction has 16552 states and 17999 transitions. [2021-10-13 00:40:16,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:16,948 INFO L276 IsEmpty]: Start isEmpty. Operand 16552 states and 17999 transitions. [2021-10-13 00:40:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2021-10-13 00:40:16,955 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:16,955 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:16,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:40:16,956 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:16,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:16,956 INFO L82 PathProgramCache]: Analyzing trace with hash -199213231, now seen corresponding path program 1 times [2021-10-13 00:40:16,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:16,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724067531] [2021-10-13 00:40:16,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:16,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 431 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-10-13 00:40:17,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:17,176 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724067531] [2021-10-13 00:40:17,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724067531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:17,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:17,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:17,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510688633] [2021-10-13 00:40:17,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:17,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:17,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:17,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:17,181 INFO L87 Difference]: Start difference. First operand 16552 states and 17999 transitions. Second operand has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:18,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:18,304 INFO L93 Difference]: Finished difference Result 34595 states and 37634 transitions. [2021-10-13 00:40:18,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:18,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 570 [2021-10-13 00:40:18,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:18,321 INFO L225 Difference]: With dead ends: 34595 [2021-10-13 00:40:18,322 INFO L226 Difference]: Without dead ends: 17148 [2021-10-13 00:40:18,331 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:18,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17148 states. [2021-10-13 00:40:18,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17148 to 12358. [2021-10-13 00:40:18,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12358 states, 12357 states have (on average 1.0807639394675084) internal successors, (13355), 12357 states have internal predecessors, (13355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:18,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12358 states to 12358 states and 13355 transitions. [2021-10-13 00:40:18,510 INFO L78 Accepts]: Start accepts. Automaton has 12358 states and 13355 transitions. Word has length 570 [2021-10-13 00:40:18,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:18,511 INFO L470 AbstractCegarLoop]: Abstraction has 12358 states and 13355 transitions. [2021-10-13 00:40:18,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 12358 states and 13355 transitions. [2021-10-13 00:40:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2021-10-13 00:40:18,521 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:18,522 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:18,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 00:40:18,522 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:18,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:18,523 INFO L82 PathProgramCache]: Analyzing trace with hash 763441762, now seen corresponding path program 1 times [2021-10-13 00:40:18,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:18,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001848434] [2021-10-13 00:40:18,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:18,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-10-13 00:40:18,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:18,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001848434] [2021-10-13 00:40:18,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001848434] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:18,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:18,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:18,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30350222] [2021-10-13 00:40:18,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:18,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:18,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:18,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:18,768 INFO L87 Difference]: Start difference. First operand 12358 states and 13355 transitions. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:20,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:20,713 INFO L93 Difference]: Finished difference Result 29811 states and 32253 transitions. [2021-10-13 00:40:20,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:20,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 627 [2021-10-13 00:40:20,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:20,731 INFO L225 Difference]: With dead ends: 29811 [2021-10-13 00:40:20,731 INFO L226 Difference]: Without dead ends: 17754 [2021-10-13 00:40:20,738 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:20,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17754 states. [2021-10-13 00:40:20,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17754 to 16846. [2021-10-13 00:40:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16846 states, 16845 states have (on average 1.0694568121104184) internal successors, (18015), 16845 states have internal predecessors, (18015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16846 states to 16846 states and 18015 transitions. [2021-10-13 00:40:20,988 INFO L78 Accepts]: Start accepts. Automaton has 16846 states and 18015 transitions. Word has length 627 [2021-10-13 00:40:20,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:20,989 INFO L470 AbstractCegarLoop]: Abstraction has 16846 states and 18015 transitions. [2021-10-13 00:40:20,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 16846 states and 18015 transitions. [2021-10-13 00:40:21,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2021-10-13 00:40:21,002 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:21,003 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:21,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 00:40:21,003 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:21,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:21,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1417126583, now seen corresponding path program 1 times [2021-10-13 00:40:21,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:21,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049506323] [2021-10-13 00:40:21,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:21,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-10-13 00:40:21,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:21,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049506323] [2021-10-13 00:40:21,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049506323] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:21,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:21,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:21,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133851833] [2021-10-13 00:40:21,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:21,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:21,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:21,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:21,254 INFO L87 Difference]: Start difference. First operand 16846 states and 18015 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:22,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:22,547 INFO L93 Difference]: Finished difference Result 39069 states and 41837 transitions. [2021-10-13 00:40:22,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:22,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 632 [2021-10-13 00:40:22,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:22,566 INFO L225 Difference]: With dead ends: 39069 [2021-10-13 00:40:22,566 INFO L226 Difference]: Without dead ends: 22524 [2021-10-13 00:40:22,575 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:22,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22524 states. [2021-10-13 00:40:22,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22524 to 18636. [2021-10-13 00:40:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18636 states, 18635 states have (on average 1.069170914944996) internal successors, (19924), 18635 states have internal predecessors, (19924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:22,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18636 states to 18636 states and 19924 transitions. [2021-10-13 00:40:22,880 INFO L78 Accepts]: Start accepts. Automaton has 18636 states and 19924 transitions. Word has length 632 [2021-10-13 00:40:22,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:22,880 INFO L470 AbstractCegarLoop]: Abstraction has 18636 states and 19924 transitions. [2021-10-13 00:40:22,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 18636 states and 19924 transitions. [2021-10-13 00:40:22,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2021-10-13 00:40:22,893 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:22,893 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:22,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 00:40:22,894 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:22,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:22,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1742207972, now seen corresponding path program 1 times [2021-10-13 00:40:22,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:22,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949189011] [2021-10-13 00:40:22,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:22,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:23,141 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2021-10-13 00:40:23,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:23,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949189011] [2021-10-13 00:40:23,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949189011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:23,142 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:23,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:23,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147734311] [2021-10-13 00:40:23,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:23,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:23,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:23,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:23,144 INFO L87 Difference]: Start difference. First operand 18636 states and 19924 transitions. Second operand has 3 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:24,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:24,515 INFO L93 Difference]: Finished difference Result 39362 states and 42207 transitions. [2021-10-13 00:40:24,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:24,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 634 [2021-10-13 00:40:24,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:24,536 INFO L225 Difference]: With dead ends: 39362 [2021-10-13 00:40:24,536 INFO L226 Difference]: Without dead ends: 21027 [2021-10-13 00:40:24,546 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:24,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21027 states. [2021-10-13 00:40:24,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21027 to 19831. [2021-10-13 00:40:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19831 states, 19830 states have (on average 1.0671709531013616) internal successors, (21162), 19830 states have internal predecessors, (21162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:24,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19831 states to 19831 states and 21162 transitions. [2021-10-13 00:40:24,827 INFO L78 Accepts]: Start accepts. Automaton has 19831 states and 21162 transitions. Word has length 634 [2021-10-13 00:40:24,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:24,828 INFO L470 AbstractCegarLoop]: Abstraction has 19831 states and 21162 transitions. [2021-10-13 00:40:24,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:24,828 INFO L276 IsEmpty]: Start isEmpty. Operand 19831 states and 21162 transitions. [2021-10-13 00:40:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2021-10-13 00:40:24,842 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:24,842 INFO L512 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:40:24,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 00:40:24,843 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:24,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:24,843 INFO L82 PathProgramCache]: Analyzing trace with hash -693600640, now seen corresponding path program 1 times [2021-10-13 00:40:24,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:24,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956296238] [2021-10-13 00:40:24,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:24,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 116 proven. 261 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2021-10-13 00:40:25,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:25,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956296238] [2021-10-13 00:40:25,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956296238] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:40:25,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137008550] [2021-10-13 00:40:25,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:25,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:40:25,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:40:25,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:40:25,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 00:40:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:25,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:40:25,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:40:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2021-10-13 00:40:27,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137008550] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:27,060 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:40:27,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-13 00:40:27,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552542023] [2021-10-13 00:40:27,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:27,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:27,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:27,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:27,063 INFO L87 Difference]: Start difference. First operand 19831 states and 21162 transitions. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:28,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:28,589 INFO L93 Difference]: Finished difference Result 38755 states and 41389 transitions. [2021-10-13 00:40:28,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:28,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 685 [2021-10-13 00:40:28,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:28,603 INFO L225 Difference]: With dead ends: 38755 [2021-10-13 00:40:28,603 INFO L226 Difference]: Without dead ends: 19225 [2021-10-13 00:40:28,609 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 689 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.1ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:28,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19225 states. [2021-10-13 00:40:28,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19225 to 18626. [2021-10-13 00:40:28,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18626 states, 18625 states have (on average 1.0408590604026846) internal successors, (19386), 18625 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18626 states to 18626 states and 19386 transitions. [2021-10-13 00:40:28,768 INFO L78 Accepts]: Start accepts. Automaton has 18626 states and 19386 transitions. Word has length 685 [2021-10-13 00:40:28,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:28,769 INFO L470 AbstractCegarLoop]: Abstraction has 18626 states and 19386 transitions. [2021-10-13 00:40:28,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 18626 states and 19386 transitions. [2021-10-13 00:40:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 828 [2021-10-13 00:40:28,788 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:28,788 INFO L512 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:28,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:40:28,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-13 00:40:28,999 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:28,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:28,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1525669341, now seen corresponding path program 1 times [2021-10-13 00:40:28,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:28,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720849657] [2021-10-13 00:40:28,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:28,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1355 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-10-13 00:40:29,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:29,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720849657] [2021-10-13 00:40:29,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720849657] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:29,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:29,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:40:29,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893215207] [2021-10-13 00:40:29,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:40:29,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:29,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:40:29,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:40:29,396 INFO L87 Difference]: Start difference. First operand 18626 states and 19386 transitions. Second operand has 4 states, 4 states have (on average 132.75) internal successors, (531), 4 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:31,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:31,756 INFO L93 Difference]: Finished difference Result 42341 states and 44010 transitions. [2021-10-13 00:40:31,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:40:31,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 132.75) internal successors, (531), 4 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 827 [2021-10-13 00:40:31,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:31,758 INFO L225 Difference]: With dead ends: 42341 [2021-10-13 00:40:31,758 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:40:31,770 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:40:31,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:40:31,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:40:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:40:31,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 827 [2021-10-13 00:40:31,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:31,772 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:40:31,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 132.75) internal successors, (531), 4 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:40:31,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:40:31,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:40:31,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-13 00:40:31,778 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:40:31,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:31,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:32,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:32,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:34,749 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-10-13 00:40:34,750 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,751 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-10-13 00:40:34,752 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,753 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,754 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,755 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,756 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,757 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,758 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-13 00:40:34,759 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-10-13 00:40:34,760 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,761 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-13 00:40:34,762 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,763 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-10-13 00:40:34,764 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-10-13 00:40:34,765 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,766 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,767 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,768 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-13 00:40:34,769 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-13 00:40:34,770 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-13 00:40:34,771 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,772 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,773 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,774 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-13 00:40:34,775 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,776 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,777 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,778 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 00:40:34,779 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-10-13 00:40:34,780 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 00:40:34,781 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-10-13 00:40:34,782 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,783 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-10-13 00:40:34,784 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-10-13 00:40:34,785 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,785 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,785 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,785 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,785 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse11 (+ ~a4~0 86))) (let ((.cse8 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 44 ~a29~0)) (.cse7 (<= (+ ~a0~0 147) 0)) (.cse0 (< 0 .cse11)) (.cse5 (= 2 ~a2~0)) (.cse2 (= ~a2~0 1)) (.cse4 (<= .cse11 0)) (.cse10 (<= (+ ~a29~0 127) 0)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse9 (<= (+ ~a0~0 61) 0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (= 3 ~a2~0)) (and .cse1 (= ~a2~0 4)) (and .cse3 .cse4) (and .cse1 .cse2 (< 0 (+ 98 ~a0~0))) (and .cse5 .cse6 .cse7) (and .cse5 .cse8) (and .cse0 .cse1 .cse5 .cse9) (and .cse0 .cse5 .cse7) (and .cse1 .cse6 .cse3) (and .cse8 .cse7) (and .cse6 .cse2 .cse4) (and .cse7 .cse2 .cse4) (and .cse5 (<= 0 (+ ~a0~0 60)) .cse4) (and .cse0 .cse1 .cse5 .cse10) (and .cse2 .cse4 .cse10) (and .cse1 .cse3 .cse9)))) [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,786 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-10-13 00:40:34,787 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-10-13 00:40:34,787 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,788 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-10-13 00:40:34,789 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,790 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse11 (+ ~a4~0 86))) (let ((.cse8 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 44 ~a29~0)) (.cse7 (<= (+ ~a0~0 147) 0)) (.cse0 (< 0 .cse11)) (.cse5 (= 2 ~a2~0)) (.cse2 (= ~a2~0 1)) (.cse4 (<= .cse11 0)) (.cse10 (<= (+ ~a29~0 127) 0)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse9 (<= (+ ~a0~0 61) 0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (= 3 ~a2~0)) (and .cse1 (= ~a2~0 4)) (and .cse3 .cse4) (and .cse1 .cse2 (< 0 (+ 98 ~a0~0))) (and .cse5 .cse6 .cse7) (and .cse5 .cse8) (and .cse0 .cse1 .cse5 .cse9) (and .cse0 .cse5 .cse7) (and .cse1 .cse6 .cse3) (and .cse8 .cse7) (and .cse6 .cse2 .cse4) (and .cse7 .cse2 .cse4) (and .cse5 (<= 0 (+ ~a0~0 60)) .cse4) (and .cse0 .cse1 .cse5 .cse10) (and .cse2 .cse4 .cse10) (and .cse1 .cse3 .cse9)))) [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,791 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,792 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,793 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,794 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,795 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,796 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,797 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-10-13 00:40:34,798 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,799 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,800 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,800 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse11 (+ ~a4~0 86))) (let ((.cse8 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 44 ~a29~0)) (.cse7 (<= (+ ~a0~0 147) 0)) (.cse0 (< 0 .cse11)) (.cse5 (= 2 ~a2~0)) (.cse2 (= ~a2~0 1)) (.cse4 (<= .cse11 0)) (.cse10 (<= (+ ~a29~0 127) 0)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse9 (<= (+ ~a0~0 61) 0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (= 3 ~a2~0)) (and .cse1 (= ~a2~0 4)) (and .cse3 .cse4) (and .cse1 .cse2 (< 0 (+ 98 ~a0~0))) (and .cse5 .cse6 .cse7) (and .cse5 .cse8) (and .cse0 .cse1 .cse5 .cse9) (and .cse0 .cse5 .cse7) (and .cse1 .cse6 .cse3) (and .cse8 .cse7) (and .cse6 .cse2 .cse4) (and .cse7 .cse2 .cse4) (and .cse5 (<= 0 (+ ~a0~0 60)) .cse4) (and .cse0 .cse1 .cse5 .cse10) (and .cse2 .cse4 .cse10) (and .cse1 .cse3 .cse9)))) [2021-10-13 00:40:34,800 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-13 00:40:34,800 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-13 00:40:34,800 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,800 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-13 00:40:34,801 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,802 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,803 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-13 00:40:34,804 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,805 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,806 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,807 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,808 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-13 00:40:34,809 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-10-13 00:40:34,813 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:40:34,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:40:34 BoogieIcfgContainer [2021-10-13 00:40:34,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:40:34,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:40:34,837 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:40:34,837 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:40:34,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:40" (3/4) ... [2021-10-13 00:40:34,840 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:40:34,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 00:40:34,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:40:34,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:40:34,906 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:40:35,158 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:40:35,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:40:35,160 INFO L168 Benchmark]: Toolchain (without parser) took 59619.89 ms. Allocated memory was 96.5 MB in the beginning and 857.7 MB in the end (delta: 761.3 MB). Free memory was 71.9 MB in the beginning and 552.3 MB in the end (delta: -480.4 MB). Peak memory consumption was 279.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,160 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory was 72.8 MB in the beginning and 72.7 MB in the end (delta: 51.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:40:35,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.67 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 71.6 MB in the beginning and 55.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.54 ms. Allocated memory is still 121.6 MB. Free memory was 55.9 MB in the beginning and 53.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,162 INFO L168 Benchmark]: Boogie Preprocessor took 282.05 ms. Allocated memory is still 121.6 MB. Free memory was 53.3 MB in the beginning and 54.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,163 INFO L168 Benchmark]: RCFGBuilder took 3043.99 ms. Allocated memory was 121.6 MB in the beginning and 239.1 MB in the end (delta: 117.4 MB). Free memory was 54.2 MB in the beginning and 112.0 MB in the end (delta: -57.8 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,163 INFO L168 Benchmark]: TraceAbstraction took 54316.08 ms. Allocated memory was 239.1 MB in the beginning and 857.7 MB in the end (delta: 618.7 MB). Free memory was 110.9 MB in the beginning and 594.2 MB in the end (delta: -483.3 MB). Peak memory consumption was 467.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,163 INFO L168 Benchmark]: Witness Printer took 321.20 ms. Allocated memory is still 857.7 MB. Free memory was 594.2 MB in the beginning and 552.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:35,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory was 72.8 MB in the beginning and 72.7 MB in the end (delta: 51.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1374.67 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 71.6 MB in the beginning and 55.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 275.54 ms. Allocated memory is still 121.6 MB. Free memory was 55.9 MB in the beginning and 53.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 282.05 ms. Allocated memory is still 121.6 MB. Free memory was 53.3 MB in the beginning and 54.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3043.99 ms. Allocated memory was 121.6 MB in the beginning and 239.1 MB in the end (delta: 117.4 MB). Free memory was 54.2 MB in the beginning and 112.0 MB in the end (delta: -57.8 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 54316.08 ms. Allocated memory was 239.1 MB in the beginning and 857.7 MB in the end (delta: 618.7 MB). Free memory was 110.9 MB in the beginning and 594.2 MB in the end (delta: -483.3 MB). Peak memory consumption was 467.7 MB. Max. memory is 16.1 GB. * Witness Printer took 321.20 ms. Allocated memory is still 857.7 MB. Free memory was 594.2 MB in the beginning and 552.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 197]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 54232.9ms, OverallIterations: 19, TraceHistogramMax: 6, EmptinessCheckTime: 166.3ms, AutomataDifference: 38694.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2972.8ms, InitialAbstractionConstructionTime: 19.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6755 SDtfs, 5648 SDslu, 816 SDs, 0 SdLazy, 19617 SolverSat, 3743 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30765.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1146 GetRequests, 1119 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 72.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=19831occurred in iteration=17, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 3270.1ms AutomataMinimizationTime, 19 MinimizatonAttempts, 21312 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 309 NumberOfFragments, 661 HoareAnnotationTreeSize, 4 FomulaSimplifications, 21624 FormulaSimplificationTreeSizeReduction, 1117.7ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 6852 FormulaSimplificationTreeSizeReductionInter, 1843.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 447.5ms SsaConstructionTime, 1302.4ms SatisfiabilityAnalysisTime, 6270.3ms InterpolantComputationTime, 9191 NumberOfCodeBlocks, 9191 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 9170 ConstructedInterpolants, 0 QuantifiedInterpolants, 22944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1337 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 21 InterpolantComputations, 19 PerfectInterpolantSequences, 8022/8347 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || (42 + a4 <= 0 && 3 == a2)) || (42 + a4 <= 0 && a2 == 4)) || (5 <= a2 && a4 + 86 <= 0)) || ((42 + a4 <= 0 && a2 == 1) && 0 < 98 + a0)) || ((2 == a2 && 44 <= a29) && a0 + 147 <= 0)) || (2 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((42 + a4 <= 0 && 44 <= a29) && 5 <= a2)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((44 <= a29 && a2 == 1) && a4 + 86 <= 0)) || ((a0 + 147 <= 0 && a2 == 1) && a4 + 86 <= 0)) || ((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((42 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || (42 + a4 <= 0 && 3 == a2)) || (42 + a4 <= 0 && a2 == 4)) || (5 <= a2 && a4 + 86 <= 0)) || ((42 + a4 <= 0 && a2 == 1) && 0 < 98 + a0)) || ((2 == a2 && 44 <= a29) && a0 + 147 <= 0)) || (2 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((42 + a4 <= 0 && 44 <= a29) && 5 <= a2)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((44 <= a29 && a2 == 1) && a4 + 86 <= 0)) || ((a0 + 147 <= 0 && a2 == 1) && a4 + 86 <= 0)) || ((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((42 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || (42 + a4 <= 0 && 3 == a2)) || (42 + a4 <= 0 && a2 == 4)) || (5 <= a2 && a4 + 86 <= 0)) || ((42 + a4 <= 0 && a2 == 1) && 0 < 98 + a0)) || ((2 == a2 && 44 <= a29) && a0 + 147 <= 0)) || (2 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((42 + a4 <= 0 && 44 <= a29) && 5 <= a2)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((44 <= a29 && a2 == 1) && a4 + 86 <= 0)) || ((a0 + 147 <= 0 && a2 == 1) && a4 + 86 <= 0)) || ((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((42 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0) RESULT: Ultimate proved your program to be correct! [2021-10-13 00:40:35,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9eb434-4a98-4352-be38-b617adb18a4f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...