./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label44.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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/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 060d0c98a8618b25a987f6089b15a3e38b5e9174 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:47:44,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:47:44,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:47:44,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:47:44,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:47:44,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:47:44,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:47:44,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:47:44,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:47:44,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:47:44,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:47:44,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:47:44,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:47:44,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:47:44,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:47:44,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:47:44,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:47:44,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:47:44,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:47:44,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:47:44,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:47:44,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:47:44,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:47:44,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:47:44,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:47:44,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:47:44,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:47:44,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:47:44,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:47:44,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:47:44,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:47:44,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:47:44,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:47:44,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:47:44,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:47:44,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:47:44,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:47:44,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:47:44,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:47:44,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:47:44,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:47:44,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:47:44,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:47:44,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:47:44,378 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:47:44,378 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:47:44,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:47:44,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:47:44,386 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:47:44,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:47:44,386 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:47:44,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:47:44,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:47:44,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:47:44,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:47:44,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:47:44,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:47:44,389 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:47:44,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:47:44,389 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:47:44,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:47:44,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:47:44,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:47:44,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:47:44,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:47:44,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:47:44,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:47:44,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:47:44,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:47:44,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:47:44,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:47:44,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:47:44,393 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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 060d0c98a8618b25a987f6089b15a3e38b5e9174 [2021-10-13 00:47:44,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:47:44,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:47:44,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:47:44,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:47:44,721 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:47:44,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2021-10-13 00:47:44,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/data/1e29fbde9/d9e8ea22181f4061bb40f31a65eedf60/FLAG6ef02106d [2021-10-13 00:47:45,491 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:47:45,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2021-10-13 00:47:45,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/data/1e29fbde9/d9e8ea22181f4061bb40f31a65eedf60/FLAG6ef02106d [2021-10-13 00:47:45,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/data/1e29fbde9/d9e8ea22181f4061bb40f31a65eedf60 [2021-10-13 00:47:45,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:47:45,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:47:45,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:47:45,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:47:45,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:47:45,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:45" (1/1) ... [2021-10-13 00:47:45,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46a2978b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:45, skipping insertion in model container [2021-10-13 00:47:45,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:45" (1/1) ... [2021-10-13 00:47:45,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:47:45,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:47:45,985 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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/sv-benchmarks/c/eca-rers2012/Problem17_label44.c[5354,5367] [2021-10-13 00:47:46,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:47:46,730 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:47:46,767 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_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/sv-benchmarks/c/eca-rers2012/Problem17_label44.c[5354,5367] [2021-10-13 00:47:47,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:47:47,217 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:47:47,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47 WrapperNode [2021-10-13 00:47:47,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:47:47,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:47:47,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:47:47,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:47:47,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:47:47,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:47:47,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:47:47,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:47:47,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:47:47,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:47:47,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:47:47,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:47:47,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (1/1) ... [2021-10-13 00:47:47,942 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:47:47,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:47:47,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:47:47,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:47:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:47:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:47:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:47:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:47:51,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:47:51,772 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 00:47:51,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:51 BoogieIcfgContainer [2021-10-13 00:47:51,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:47:51,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:47:51,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:47:51,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:47:51,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:47:45" (1/3) ... [2021-10-13 00:47:51,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@96529a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:51, skipping insertion in model container [2021-10-13 00:47:51,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:47" (2/3) ... [2021-10-13 00:47:51,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@96529a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:51, skipping insertion in model container [2021-10-13 00:47:51,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:51" (3/3) ... [2021-10-13 00:47:51,791 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label44.c [2021-10-13 00:47:51,799 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:47:51,799 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:47:51,871 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:47:51,880 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 00:47:51,881 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:47:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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 00:47:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 00:47:51,929 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:47:51,930 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] [2021-10-13 00:47:51,930 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:47:51,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:47:51,936 INFO L82 PathProgramCache]: Analyzing trace with hash -596708735, now seen corresponding path program 1 times [2021-10-13 00:47:51,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:47:51,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344280503] [2021-10-13 00:47:51,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:47:51,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:47:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:47:52,267 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 00:47:52,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:47:52,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344280503] [2021-10-13 00:47:52,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344280503] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:47:52,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:47:52,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:47:52,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933824101] [2021-10-13 00:47:52,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:47:52,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:47:52,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:47:52,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:47:52,297 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 00:47:55,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:47:55,568 INFO L93 Difference]: Finished difference Result 1642 states and 3024 transitions. [2021-10-13 00:47:55,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:47:55,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 35 [2021-10-13 00:47:55,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:47:55,592 INFO L225 Difference]: With dead ends: 1642 [2021-10-13 00:47:55,592 INFO L226 Difference]: Without dead ends: 975 [2021-10-13 00:47:55,598 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:47:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2021-10-13 00:47:55,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 972. [2021-10-13 00:47:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 972 states, 971 states have (on average 1.5077239958805355) internal successors, (1464), 971 states have internal predecessors, (1464), 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 00:47:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1464 transitions. [2021-10-13 00:47:55,696 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1464 transitions. Word has length 35 [2021-10-13 00:47:55,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:47:55,697 INFO L470 AbstractCegarLoop]: Abstraction has 972 states and 1464 transitions. [2021-10-13 00:47:55,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 00:47:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1464 transitions. [2021-10-13 00:47:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-13 00:47:55,702 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:47:55,702 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:47:55,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:47:55,703 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:47:55,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:47:55,704 INFO L82 PathProgramCache]: Analyzing trace with hash -2086812812, now seen corresponding path program 1 times [2021-10-13 00:47:55,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:47:55,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79639615] [2021-10-13 00:47:55,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:47:55,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:47:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:47:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:47:55,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:47:55,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79639615] [2021-10-13 00:47:55,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79639615] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:47:55,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:47:55,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:47:55,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796597410] [2021-10-13 00:47:55,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:47:55,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:47:55,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:47:55,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:47:55,915 INFO L87 Difference]: Start difference. First operand 972 states and 1464 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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 00:47:58,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:47:58,595 INFO L93 Difference]: Finished difference Result 2814 states and 4242 transitions. [2021-10-13 00:47:58,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:47:58,596 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-10-13 00:47:58,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:47:58,608 INFO L225 Difference]: With dead ends: 2814 [2021-10-13 00:47:58,608 INFO L226 Difference]: Without dead ends: 1844 [2021-10-13 00:47:58,611 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:47:58,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2021-10-13 00:47:58,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1842. [2021-10-13 00:47:58,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1841 states have (on average 1.3601303639326452) internal successors, (2504), 1841 states have internal predecessors, (2504), 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 00:47:58,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2504 transitions. [2021-10-13 00:47:58,667 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2504 transitions. Word has length 105 [2021-10-13 00:47:58,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:47:58,670 INFO L470 AbstractCegarLoop]: Abstraction has 1842 states and 2504 transitions. [2021-10-13 00:47:58,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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 00:47:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2504 transitions. [2021-10-13 00:47:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-13 00:47:58,682 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:47:58,682 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:47:58,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:47:58,683 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:47:58,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:47:58,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1631137423, now seen corresponding path program 1 times [2021-10-13 00:47:58,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:47:58,686 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007608811] [2021-10-13 00:47:58,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:47:58,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:47:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:47:58,891 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:47:58,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:47:58,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007608811] [2021-10-13 00:47:58,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007608811] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:47:58,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:47:58,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:47:58,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057558274] [2021-10-13 00:47:58,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:47:58,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:47:58,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:47:58,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:47:58,895 INFO L87 Difference]: Start difference. First operand 1842 states and 2504 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:01,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:01,252 INFO L93 Difference]: Finished difference Result 5395 states and 7326 transitions. [2021-10-13 00:48:01,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:01,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2021-10-13 00:48:01,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:01,271 INFO L225 Difference]: With dead ends: 5395 [2021-10-13 00:48:01,271 INFO L226 Difference]: Without dead ends: 2701 [2021-10-13 00:48:01,275 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:48:01,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2701 states. [2021-10-13 00:48:01,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2701 to 2701. [2021-10-13 00:48:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2701 states, 2700 states have (on average 1.191851851851852) internal successors, (3218), 2700 states have internal predecessors, (3218), 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 00:48:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2701 states and 3218 transitions. [2021-10-13 00:48:01,341 INFO L78 Accepts]: Start accepts. Automaton has 2701 states and 3218 transitions. Word has length 127 [2021-10-13 00:48:01,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:01,342 INFO L470 AbstractCegarLoop]: Abstraction has 2701 states and 3218 transitions. [2021-10-13 00:48:01,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3218 transitions. [2021-10-13 00:48:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-13 00:48:01,345 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:01,345 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:48:01,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:48:01,345 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:01,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:01,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1513682398, now seen corresponding path program 1 times [2021-10-13 00:48:01,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:01,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128168804] [2021-10-13 00:48:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:01,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:01,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:01,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128168804] [2021-10-13 00:48:01,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128168804] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:01,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:01,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:01,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054694437] [2021-10-13 00:48:01,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:01,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:01,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:01,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:01,515 INFO L87 Difference]: Start difference. First operand 2701 states and 3218 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:03,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:03,318 INFO L93 Difference]: Finished difference Result 7108 states and 8598 transitions. [2021-10-13 00:48:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:03,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2021-10-13 00:48:03,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:03,342 INFO L225 Difference]: With dead ends: 7108 [2021-10-13 00:48:03,343 INFO L226 Difference]: Without dead ends: 4409 [2021-10-13 00:48:03,347 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 00:48:03,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2021-10-13 00:48:03,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 4409. [2021-10-13 00:48:03,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4409 states, 4408 states have (on average 1.1705989110707804) internal successors, (5160), 4408 states have internal predecessors, (5160), 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 00:48:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 4409 states and 5160 transitions. [2021-10-13 00:48:03,461 INFO L78 Accepts]: Start accepts. Automaton has 4409 states and 5160 transitions. Word has length 187 [2021-10-13 00:48:03,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:03,463 INFO L470 AbstractCegarLoop]: Abstraction has 4409 states and 5160 transitions. [2021-10-13 00:48:03,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:03,464 INFO L276 IsEmpty]: Start isEmpty. Operand 4409 states and 5160 transitions. [2021-10-13 00:48:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-13 00:48:03,469 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:03,470 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:48:03,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:48:03,470 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:03,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:03,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1674507901, now seen corresponding path program 1 times [2021-10-13 00:48:03,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:03,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336137383] [2021-10-13 00:48:03,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:03,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-13 00:48:03,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:03,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336137383] [2021-10-13 00:48:03,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336137383] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:03,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:03,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:03,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980880826] [2021-10-13 00:48:03,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:03,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:03,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:03,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:03,642 INFO L87 Difference]: Start difference. First operand 4409 states and 5160 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:05,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:05,728 INFO L93 Difference]: Finished difference Result 10936 states and 12970 transitions. [2021-10-13 00:48:05,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:05,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 189 [2021-10-13 00:48:05,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:05,762 INFO L225 Difference]: With dead ends: 10936 [2021-10-13 00:48:05,763 INFO L226 Difference]: Without dead ends: 6528 [2021-10-13 00:48:05,768 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 00:48:05,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6528 states. [2021-10-13 00:48:05,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6528 to 4382. [2021-10-13 00:48:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4382 states, 4381 states have (on average 1.1684546907098836) internal successors, (5119), 4381 states have internal predecessors, (5119), 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 00:48:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 4382 states and 5119 transitions. [2021-10-13 00:48:05,879 INFO L78 Accepts]: Start accepts. Automaton has 4382 states and 5119 transitions. Word has length 189 [2021-10-13 00:48:05,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:05,879 INFO L470 AbstractCegarLoop]: Abstraction has 4382 states and 5119 transitions. [2021-10-13 00:48:05,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 4382 states and 5119 transitions. [2021-10-13 00:48:05,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-13 00:48:05,884 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:05,884 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:05,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:48:05,885 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:05,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:05,886 INFO L82 PathProgramCache]: Analyzing trace with hash -75690243, now seen corresponding path program 1 times [2021-10-13 00:48:05,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:05,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926855979] [2021-10-13 00:48:05,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:05,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-10-13 00:48:06,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:06,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926855979] [2021-10-13 00:48:06,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926855979] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:06,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:06,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:06,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894766819] [2021-10-13 00:48:06,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:06,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:06,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:06,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:06,100 INFO L87 Difference]: Start difference. First operand 4382 states and 5119 transitions. Second operand has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 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 00:48:08,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:08,346 INFO L93 Difference]: Finished difference Result 10045 states and 11706 transitions. [2021-10-13 00:48:08,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:08,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 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 255 [2021-10-13 00:48:08,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:08,386 INFO L225 Difference]: With dead ends: 10045 [2021-10-13 00:48:08,386 INFO L226 Difference]: Without dead ends: 5665 [2021-10-13 00:48:08,392 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 00:48:08,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5665 states. [2021-10-13 00:48:08,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5665 to 5234. [2021-10-13 00:48:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5234 states, 5233 states have (on average 1.1587999235620103) internal successors, (6064), 5233 states have internal predecessors, (6064), 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 00:48:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 5234 states and 6064 transitions. [2021-10-13 00:48:08,493 INFO L78 Accepts]: Start accepts. Automaton has 5234 states and 6064 transitions. Word has length 255 [2021-10-13 00:48:08,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:08,494 INFO L470 AbstractCegarLoop]: Abstraction has 5234 states and 6064 transitions. [2021-10-13 00:48:08,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 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 00:48:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 5234 states and 6064 transitions. [2021-10-13 00:48:08,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-10-13 00:48:08,499 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:08,500 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 00:48:08,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:48:08,500 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:08,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:08,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1760256065, now seen corresponding path program 1 times [2021-10-13 00:48:08,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:08,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516755130] [2021-10-13 00:48:08,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:08,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-10-13 00:48:08,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:08,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516755130] [2021-10-13 00:48:08,620 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516755130] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:08,620 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:08,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:08,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530403928] [2021-10-13 00:48:08,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:08,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:08,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:08,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:08,622 INFO L87 Difference]: Start difference. First operand 5234 states and 6064 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:10,477 INFO L93 Difference]: Finished difference Result 12593 states and 14783 transitions. [2021-10-13 00:48:10,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:10,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 267 [2021-10-13 00:48:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:10,509 INFO L225 Difference]: With dead ends: 12593 [2021-10-13 00:48:10,509 INFO L226 Difference]: Without dead ends: 6936 [2021-10-13 00:48:10,515 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 00:48:10,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6936 states. [2021-10-13 00:48:10,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6936 to 6936. [2021-10-13 00:48:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6935 states have (on average 1.1322278298485942) internal successors, (7852), 6935 states have internal predecessors, (7852), 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 00:48:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 7852 transitions. [2021-10-13 00:48:10,637 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 7852 transitions. Word has length 267 [2021-10-13 00:48:10,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:10,638 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 7852 transitions. [2021-10-13 00:48:10,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:10,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 7852 transitions. [2021-10-13 00:48:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-10-13 00:48:10,644 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:10,645 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:48:10,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:48:10,645 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:10,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:10,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1861476764, now seen corresponding path program 1 times [2021-10-13 00:48:10,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:10,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833252598] [2021-10-13 00:48:10,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:10,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:10,778 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-10-13 00:48:10,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:10,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833252598] [2021-10-13 00:48:10,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833252598] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:10,779 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:10,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:10,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235378908] [2021-10-13 00:48:10,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:10,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:10,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:10,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:10,781 INFO L87 Difference]: Start difference. First operand 6936 states and 7852 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:12,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:12,813 INFO L93 Difference]: Finished difference Result 17279 states and 19683 transitions. [2021-10-13 00:48:12,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:12,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 307 [2021-10-13 00:48:12,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:12,832 INFO L225 Difference]: With dead ends: 17279 [2021-10-13 00:48:12,832 INFO L226 Difference]: Without dead ends: 9468 [2021-10-13 00:48:12,840 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 00:48:12,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9468 states. [2021-10-13 00:48:13,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9468 to 9038. [2021-10-13 00:48:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9038 states, 9037 states have (on average 1.1249308398804914) internal successors, (10166), 9037 states have internal predecessors, (10166), 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 00:48:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9038 states to 9038 states and 10166 transitions. [2021-10-13 00:48:13,043 INFO L78 Accepts]: Start accepts. Automaton has 9038 states and 10166 transitions. Word has length 307 [2021-10-13 00:48:13,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:13,043 INFO L470 AbstractCegarLoop]: Abstraction has 9038 states and 10166 transitions. [2021-10-13 00:48:13,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:48:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 9038 states and 10166 transitions. [2021-10-13 00:48:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-10-13 00:48:13,054 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:13,054 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:48:13,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:48:13,055 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:13,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:13,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1757554612, now seen corresponding path program 1 times [2021-10-13 00:48:13,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:13,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900687933] [2021-10-13 00:48:13,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:13,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:13,262 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:13,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:13,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900687933] [2021-10-13 00:48:13,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900687933] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:13,263 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:13,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:13,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377087156] [2021-10-13 00:48:13,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:48:13,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:13,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:48:13,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:48:13,268 INFO L87 Difference]: Start difference. First operand 9038 states and 10166 transitions. Second operand has 4 states, 4 states have (on average 93.5) internal successors, (374), 3 states have internal predecessors, (374), 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 00:48:16,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:16,523 INFO L93 Difference]: Finished difference Result 26190 states and 29348 transitions. [2021-10-13 00:48:16,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:48:16,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 93.5) internal successors, (374), 3 states have internal predecessors, (374), 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 374 [2021-10-13 00:48:16,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:16,554 INFO L225 Difference]: With dead ends: 26190 [2021-10-13 00:48:16,554 INFO L226 Difference]: Without dead ends: 16729 [2021-10-13 00:48:16,565 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:48:16,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16729 states. [2021-10-13 00:48:16,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16729 to 16708. [2021-10-13 00:48:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16708 states, 16707 states have (on average 1.108277967319088) internal successors, (18516), 16707 states have internal predecessors, (18516), 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 00:48:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16708 states to 16708 states and 18516 transitions. [2021-10-13 00:48:16,923 INFO L78 Accepts]: Start accepts. Automaton has 16708 states and 18516 transitions. Word has length 374 [2021-10-13 00:48:16,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:16,924 INFO L470 AbstractCegarLoop]: Abstraction has 16708 states and 18516 transitions. [2021-10-13 00:48:16,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 93.5) internal successors, (374), 3 states have internal predecessors, (374), 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 00:48:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 16708 states and 18516 transitions. [2021-10-13 00:48:16,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2021-10-13 00:48:16,937 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:16,938 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:48:16,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:48:16,938 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:16,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:16,939 INFO L82 PathProgramCache]: Analyzing trace with hash 40900210, now seen corresponding path program 1 times [2021-10-13 00:48:16,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:16,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100549568] [2021-10-13 00:48:16,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:16,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-13 00:48:17,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:17,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100549568] [2021-10-13 00:48:17,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100549568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:17,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:17,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:17,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463183112] [2021-10-13 00:48:17,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:17,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:17,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:17,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:17,134 INFO L87 Difference]: Start difference. First operand 16708 states and 18516 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 00:48:19,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:19,066 INFO L93 Difference]: Finished difference Result 39814 states and 44147 transitions. [2021-10-13 00:48:19,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:19,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 378 [2021-10-13 00:48:19,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:19,119 INFO L225 Difference]: With dead ends: 39814 [2021-10-13 00:48:19,120 INFO L226 Difference]: Without dead ends: 23108 [2021-10-13 00:48:19,136 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 00:48:19,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23108 states. [2021-10-13 00:48:19,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23108 to 22242. [2021-10-13 00:48:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22242 states, 22241 states have (on average 1.1049413245807294) internal successors, (24575), 22241 states have internal predecessors, (24575), 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 00:48:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22242 states to 22242 states and 24575 transitions. [2021-10-13 00:48:19,506 INFO L78 Accepts]: Start accepts. Automaton has 22242 states and 24575 transitions. Word has length 378 [2021-10-13 00:48:19,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:19,507 INFO L470 AbstractCegarLoop]: Abstraction has 22242 states and 24575 transitions. [2021-10-13 00:48:19,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 00:48:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 22242 states and 24575 transitions. [2021-10-13 00:48:19,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2021-10-13 00:48:19,540 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:19,541 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:48:19,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:48:19,541 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:19,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:19,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1171557808, now seen corresponding path program 1 times [2021-10-13 00:48:19,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:19,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378643491] [2021-10-13 00:48:19,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:19,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 284 proven. 82 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-13 00:48:19,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:19,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378643491] [2021-10-13 00:48:19,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378643491] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:48:19,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795467883] [2021-10-13 00:48:19,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:19,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:48:19,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:48:19,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:48:19,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:48:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:20,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:48:20,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:48:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-10-13 00:48:21,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795467883] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:21,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:48:21,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3] total 6 [2021-10-13 00:48:21,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658139049] [2021-10-13 00:48:21,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:48:21,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:21,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:48:21,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:48:21,990 INFO L87 Difference]: Start difference. First operand 22242 states and 24575 transitions. Second operand has 4 states, 4 states have (on average 128.25) internal successors, (513), 4 states have internal predecessors, (513), 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 00:48:25,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:25,519 INFO L93 Difference]: Finished difference Result 62823 states and 69862 transitions. [2021-10-13 00:48:25,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:48:25,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 128.25) internal successors, (513), 4 states have internal predecessors, (513), 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 594 [2021-10-13 00:48:25,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:25,569 INFO L225 Difference]: With dead ends: 62823 [2021-10-13 00:48:25,570 INFO L226 Difference]: Without dead ends: 39304 [2021-10-13 00:48:25,588 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 596 GetRequests, 592 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.9ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:48:25,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39304 states. [2021-10-13 00:48:26,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39304 to 37569. [2021-10-13 00:48:26,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37569 states, 37568 states have (on average 1.110705919931857) internal successors, (41727), 37568 states have internal predecessors, (41727), 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 00:48:26,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37569 states to 37569 states and 41727 transitions. [2021-10-13 00:48:26,235 INFO L78 Accepts]: Start accepts. Automaton has 37569 states and 41727 transitions. Word has length 594 [2021-10-13 00:48:26,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:26,236 INFO L470 AbstractCegarLoop]: Abstraction has 37569 states and 41727 transitions. [2021-10-13 00:48:26,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 128.25) internal successors, (513), 4 states have internal predecessors, (513), 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 00:48:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 37569 states and 41727 transitions. [2021-10-13 00:48:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2021-10-13 00:48:26,277 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:26,278 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:48:26,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:48:26,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:48:26,499 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:26,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:26,500 INFO L82 PathProgramCache]: Analyzing trace with hash -743275434, now seen corresponding path program 1 times [2021-10-13 00:48:26,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:26,500 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374842224] [2021-10-13 00:48:26,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:26,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2021-10-13 00:48:26,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:26,806 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374842224] [2021-10-13 00:48:26,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374842224] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:26,806 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:26,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:26,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225104649] [2021-10-13 00:48:26,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:26,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:26,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:26,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:26,809 INFO L87 Difference]: Start difference. First operand 37569 states and 41727 transitions. Second operand has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 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 00:48:28,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:28,778 INFO L93 Difference]: Finished difference Result 83645 states and 93376 transitions. [2021-10-13 00:48:28,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:28,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 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 679 [2021-10-13 00:48:28,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:28,827 INFO L225 Difference]: With dead ends: 83645 [2021-10-13 00:48:28,827 INFO L226 Difference]: Without dead ends: 46078 [2021-10-13 00:48:28,855 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 00:48:28,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46078 states. [2021-10-13 00:48:29,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46078 to 46072. [2021-10-13 00:48:29,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46072 states, 46071 states have (on average 1.1090056651689784) internal successors, (51093), 46071 states have internal predecessors, (51093), 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 00:48:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46072 states to 46072 states and 51093 transitions. [2021-10-13 00:48:29,603 INFO L78 Accepts]: Start accepts. Automaton has 46072 states and 51093 transitions. Word has length 679 [2021-10-13 00:48:29,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:29,604 INFO L470 AbstractCegarLoop]: Abstraction has 46072 states and 51093 transitions. [2021-10-13 00:48:29,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 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 00:48:29,605 INFO L276 IsEmpty]: Start isEmpty. Operand 46072 states and 51093 transitions. [2021-10-13 00:48:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2021-10-13 00:48:29,657 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:29,658 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 00:48:29,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:48:29,659 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:29,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:29,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1164060919, now seen corresponding path program 1 times [2021-10-13 00:48:29,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:29,660 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140032024] [2021-10-13 00:48:29,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:29,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 444 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-10-13 00:48:30,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:30,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140032024] [2021-10-13 00:48:30,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140032024] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:30,138 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:30,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:30,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779157049] [2021-10-13 00:48:30,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:30,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:30,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:30,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:30,141 INFO L87 Difference]: Start difference. First operand 46072 states and 51093 transitions. Second operand has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 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 00:48:33,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:33,029 INFO L93 Difference]: Finished difference Result 98539 states and 109292 transitions. [2021-10-13 00:48:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:33,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 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 763 [2021-10-13 00:48:33,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:33,073 INFO L225 Difference]: With dead ends: 98539 [2021-10-13 00:48:33,073 INFO L226 Difference]: Without dead ends: 52469 [2021-10-13 00:48:33,090 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 00:48:33,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52469 states. [2021-10-13 00:48:33,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52469 to 41804. [2021-10-13 00:48:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41804 states, 41803 states have (on average 1.1122646699997607) internal successors, (46496), 41803 states have internal predecessors, (46496), 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 00:48:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41804 states to 41804 states and 46496 transitions. [2021-10-13 00:48:33,823 INFO L78 Accepts]: Start accepts. Automaton has 41804 states and 46496 transitions. Word has length 763 [2021-10-13 00:48:33,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:33,824 INFO L470 AbstractCegarLoop]: Abstraction has 41804 states and 46496 transitions. [2021-10-13 00:48:33,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 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 00:48:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 41804 states and 46496 transitions. [2021-10-13 00:48:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-10-13 00:48:33,855 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:33,858 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:33,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:48:33,858 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:33,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:33,859 INFO L82 PathProgramCache]: Analyzing trace with hash -817267397, now seen corresponding path program 1 times [2021-10-13 00:48:33,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:33,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333023349] [2021-10-13 00:48:33,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:33,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-10-13 00:48:34,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:34,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333023349] [2021-10-13 00:48:34,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333023349] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:34,452 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:34,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:34,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286630538] [2021-10-13 00:48:34,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:34,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:34,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:34,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:34,456 INFO L87 Difference]: Start difference. First operand 41804 states and 46496 transitions. Second operand has 3 states, 3 states have (on average 233.0) internal successors, (699), 3 states have internal predecessors, (699), 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 00:48:36,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:36,456 INFO L93 Difference]: Finished difference Result 83174 states and 92499 transitions. [2021-10-13 00:48:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:36,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 233.0) internal successors, (699), 3 states have internal predecessors, (699), 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 813 [2021-10-13 00:48:36,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:36,485 INFO L225 Difference]: With dead ends: 83174 [2021-10-13 00:48:36,486 INFO L226 Difference]: Without dead ends: 41370 [2021-10-13 00:48:36,500 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 00:48:36,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41370 states. [2021-10-13 00:48:36,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41370 to 39667. [2021-10-13 00:48:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39667 states, 39666 states have (on average 1.0830434124943276) internal successors, (42960), 39666 states have internal predecessors, (42960), 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 00:48:37,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39667 states to 39667 states and 42960 transitions. [2021-10-13 00:48:37,046 INFO L78 Accepts]: Start accepts. Automaton has 39667 states and 42960 transitions. Word has length 813 [2021-10-13 00:48:37,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:37,048 INFO L470 AbstractCegarLoop]: Abstraction has 39667 states and 42960 transitions. [2021-10-13 00:48:37,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 233.0) internal successors, (699), 3 states have internal predecessors, (699), 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 00:48:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 39667 states and 42960 transitions. [2021-10-13 00:48:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2021-10-13 00:48:37,076 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:37,077 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:37,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 00:48:37,077 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:37,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:37,078 INFO L82 PathProgramCache]: Analyzing trace with hash -429204249, now seen corresponding path program 1 times [2021-10-13 00:48:37,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:37,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312851912] [2021-10-13 00:48:37,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:37,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-10-13 00:48:37,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:37,650 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312851912] [2021-10-13 00:48:37,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312851912] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:37,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:37,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:37,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849931994] [2021-10-13 00:48:37,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:37,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:37,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:37,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:37,658 INFO L87 Difference]: Start difference. First operand 39667 states and 42960 transitions. Second operand has 3 states, 3 states have (on average 199.66666666666666) internal successors, (599), 3 states have internal predecessors, (599), 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 00:48:39,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:39,772 INFO L93 Difference]: Finished difference Result 83590 states and 90601 transitions. [2021-10-13 00:48:39,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:39,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 199.66666666666666) internal successors, (599), 3 states have internal predecessors, (599), 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 816 [2021-10-13 00:48:39,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:39,802 INFO L225 Difference]: With dead ends: 83590 [2021-10-13 00:48:39,802 INFO L226 Difference]: Without dead ends: 43925 [2021-10-13 00:48:39,813 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 00:48:39,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43925 states. [2021-10-13 00:48:40,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43925 to 41370. [2021-10-13 00:48:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41370 states, 41369 states have (on average 1.0729290048103652) internal successors, (44386), 41369 states have internal predecessors, (44386), 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 00:48:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41370 states to 41370 states and 44386 transitions. [2021-10-13 00:48:40,323 INFO L78 Accepts]: Start accepts. Automaton has 41370 states and 44386 transitions. Word has length 816 [2021-10-13 00:48:40,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:40,324 INFO L470 AbstractCegarLoop]: Abstraction has 41370 states and 44386 transitions. [2021-10-13 00:48:40,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 199.66666666666666) internal successors, (599), 3 states have internal predecessors, (599), 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 00:48:40,325 INFO L276 IsEmpty]: Start isEmpty. Operand 41370 states and 44386 transitions. [2021-10-13 00:48:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 843 [2021-10-13 00:48:40,358 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:40,359 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:40,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 00:48:40,359 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:40,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:40,360 INFO L82 PathProgramCache]: Analyzing trace with hash -91549793, now seen corresponding path program 1 times [2021-10-13 00:48:40,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:40,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749871481] [2021-10-13 00:48:40,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:40,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-10-13 00:48:41,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:41,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749871481] [2021-10-13 00:48:41,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749871481] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:41,010 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:41,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:41,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812898765] [2021-10-13 00:48:41,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:41,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:41,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:41,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:41,012 INFO L87 Difference]: Start difference. First operand 41370 states and 44386 transitions. Second operand has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 00:48:43,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:43,147 INFO L93 Difference]: Finished difference Result 90827 states and 97656 transitions. [2021-10-13 00:48:43,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:43,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 842 [2021-10-13 00:48:43,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:43,191 INFO L225 Difference]: With dead ends: 90827 [2021-10-13 00:48:43,191 INFO L226 Difference]: Without dead ends: 48609 [2021-10-13 00:48:43,212 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 00:48:43,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48609 states. [2021-10-13 00:48:43,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48609 to 48175. [2021-10-13 00:48:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48175 states, 48174 states have (on average 1.0685224394901813) internal successors, (51475), 48174 states have internal predecessors, (51475), 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 00:48:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48175 states to 48175 states and 51475 transitions. [2021-10-13 00:48:43,779 INFO L78 Accepts]: Start accepts. Automaton has 48175 states and 51475 transitions. Word has length 842 [2021-10-13 00:48:43,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:43,780 INFO L470 AbstractCegarLoop]: Abstraction has 48175 states and 51475 transitions. [2021-10-13 00:48:43,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 00:48:43,780 INFO L276 IsEmpty]: Start isEmpty. Operand 48175 states and 51475 transitions. [2021-10-13 00:48:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-10-13 00:48:43,817 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:43,818 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:48:43,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 00:48:43,819 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:43,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:43,820 INFO L82 PathProgramCache]: Analyzing trace with hash 685581726, now seen corresponding path program 1 times [2021-10-13 00:48:43,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:43,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632253244] [2021-10-13 00:48:43,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:43,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 721 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-10-13 00:48:44,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:44,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632253244] [2021-10-13 00:48:44,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632253244] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:44,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:44,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:48:44,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000008594] [2021-10-13 00:48:44,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:48:44,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:44,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:48:44,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:48:44,439 INFO L87 Difference]: Start difference. First operand 48175 states and 51475 transitions. Second operand has 4 states, 4 states have (on average 147.25) internal successors, (589), 4 states have internal predecessors, (589), 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 00:48:47,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:47,692 INFO L93 Difference]: Finished difference Result 118081 states and 126183 transitions. [2021-10-13 00:48:47,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:48:47,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 147.25) internal successors, (589), 4 states have internal predecessors, (589), 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 900 [2021-10-13 00:48:47,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:47,753 INFO L225 Difference]: With dead ends: 118081 [2021-10-13 00:48:47,754 INFO L226 Difference]: Without dead ends: 69483 [2021-10-13 00:48:47,772 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:48:47,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69483 states. [2021-10-13 00:48:48,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69483 to 65197. [2021-10-13 00:48:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65197 states, 65196 states have (on average 1.0693294067120682) internal successors, (69716), 65196 states have internal predecessors, (69716), 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 00:48:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65197 states to 65197 states and 69716 transitions. [2021-10-13 00:48:48,650 INFO L78 Accepts]: Start accepts. Automaton has 65197 states and 69716 transitions. Word has length 900 [2021-10-13 00:48:48,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:48,651 INFO L470 AbstractCegarLoop]: Abstraction has 65197 states and 69716 transitions. [2021-10-13 00:48:48,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 147.25) internal successors, (589), 4 states have internal predecessors, (589), 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 00:48:48,651 INFO L276 IsEmpty]: Start isEmpty. Operand 65197 states and 69716 transitions. [2021-10-13 00:48:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2021-10-13 00:48:48,694 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:48,695 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:48:48,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 00:48:48,695 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:48,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:48,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1168547363, now seen corresponding path program 1 times [2021-10-13 00:48:48,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:48,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346621798] [2021-10-13 00:48:48,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:48,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:49,479 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-10-13 00:48:49,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:49,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346621798] [2021-10-13 00:48:49,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346621798] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:49,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:49,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:48:49,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858547638] [2021-10-13 00:48:49,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:49,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:49,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:49,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:49,485 INFO L87 Difference]: Start difference. First operand 65197 states and 69716 transitions. Second operand has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 2 states have internal predecessors, (373), 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 00:48:50,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:50,724 INFO L93 Difference]: Finished difference Result 119737 states and 127919 transitions. [2021-10-13 00:48:50,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:50,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 2 states have internal predecessors, (373), 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 910 [2021-10-13 00:48:50,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:50,784 INFO L225 Difference]: With dead ends: 119737 [2021-10-13 00:48:50,784 INFO L226 Difference]: Without dead ends: 54540 [2021-10-13 00:48:50,807 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:48:50,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54540 states. [2021-10-13 00:48:51,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54540 to 54102. [2021-10-13 00:48:51,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54102 states, 54101 states have (on average 1.0668749191327331) internal successors, (57719), 54101 states have internal predecessors, (57719), 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 00:48:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54102 states to 54102 states and 57719 transitions. [2021-10-13 00:48:51,763 INFO L78 Accepts]: Start accepts. Automaton has 54102 states and 57719 transitions. Word has length 910 [2021-10-13 00:48:51,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:51,764 INFO L470 AbstractCegarLoop]: Abstraction has 54102 states and 57719 transitions. [2021-10-13 00:48:51,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 2 states have internal predecessors, (373), 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 00:48:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 54102 states and 57719 transitions. [2021-10-13 00:48:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2021-10-13 00:48:51,797 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:51,798 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:51,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-13 00:48:51,798 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:51,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:51,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1670545850, now seen corresponding path program 1 times [2021-10-13 00:48:51,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:51,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168335562] [2021-10-13 00:48:51,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:51,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-10-13 00:48:52,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:52,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168335562] [2021-10-13 00:48:52,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168335562] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:52,179 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:52,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:52,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835464422] [2021-10-13 00:48:52,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:52,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:52,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:52,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:52,183 INFO L87 Difference]: Start difference. First operand 54102 states and 57719 transitions. Second operand has 3 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 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 00:48:54,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:54,285 INFO L93 Difference]: Finished difference Result 120541 states and 129086 transitions. [2021-10-13 00:48:54,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:54,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 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 929 [2021-10-13 00:48:54,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:54,343 INFO L225 Difference]: With dead ends: 120541 [2021-10-13 00:48:54,344 INFO L226 Difference]: Without dead ends: 66016 [2021-10-13 00:48:54,364 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 00:48:54,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66016 states. [2021-10-13 00:48:55,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66016 to 65156. [2021-10-13 00:48:55,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65156 states, 65155 states have (on average 1.0684521525592816) internal successors, (69615), 65155 states have internal predecessors, (69615), 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 00:48:55,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65156 states to 65156 states and 69615 transitions. [2021-10-13 00:48:55,280 INFO L78 Accepts]: Start accepts. Automaton has 65156 states and 69615 transitions. Word has length 929 [2021-10-13 00:48:55,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:55,280 INFO L470 AbstractCegarLoop]: Abstraction has 65156 states and 69615 transitions. [2021-10-13 00:48:55,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 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 00:48:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 65156 states and 69615 transitions. [2021-10-13 00:48:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 951 [2021-10-13 00:48:55,314 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:55,315 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:48:55,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-13 00:48:55,315 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:55,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:55,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1157457060, now seen corresponding path program 1 times [2021-10-13 00:48:55,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:55,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468987568] [2021-10-13 00:48:55,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:55,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2021-10-13 00:48:55,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:55,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468987568] [2021-10-13 00:48:55,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468987568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:55,684 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:55,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:55,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900324561] [2021-10-13 00:48:55,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:55,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:55,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:55,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:55,687 INFO L87 Difference]: Start difference. First operand 65156 states and 69615 transitions. Second operand has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 00:48:57,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:57,873 INFO L93 Difference]: Finished difference Result 142239 states and 152095 transitions. [2021-10-13 00:48:57,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:57,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 950 [2021-10-13 00:48:57,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:57,946 INFO L225 Difference]: With dead ends: 142239 [2021-10-13 00:48:57,946 INFO L226 Difference]: Without dead ends: 76655 [2021-10-13 00:48:57,970 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 00:48:58,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76655 states. [2021-10-13 00:48:58,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76655 to 63877. [2021-10-13 00:48:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63877 states, 63876 states have (on average 1.0669891665101134) internal successors, (68155), 63876 states have internal predecessors, (68155), 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 00:48:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63877 states to 63877 states and 68155 transitions. [2021-10-13 00:48:58,854 INFO L78 Accepts]: Start accepts. Automaton has 63877 states and 68155 transitions. Word has length 950 [2021-10-13 00:48:58,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:58,854 INFO L470 AbstractCegarLoop]: Abstraction has 63877 states and 68155 transitions. [2021-10-13 00:48:58,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 3 states have internal predecessors, (441), 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 00:48:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 63877 states and 68155 transitions. [2021-10-13 00:48:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2021-10-13 00:48:58,888 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:58,889 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:48:58,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-13 00:48:58,889 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:58,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:58,890 INFO L82 PathProgramCache]: Analyzing trace with hash -797537386, now seen corresponding path program 1 times [2021-10-13 00:48:58,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:58,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889681445] [2021-10-13 00:48:58,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:58,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2021-10-13 00:48:59,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:59,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889681445] [2021-10-13 00:48:59,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889681445] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:59,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:59,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:59,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259614511] [2021-10-13 00:48:59,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:59,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:59,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:59,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:59,725 INFO L87 Difference]: Start difference. First operand 63877 states and 68155 transitions. Second operand has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 00:49:01,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:49:01,519 INFO L93 Difference]: Finished difference Result 126901 states and 135426 transitions. [2021-10-13 00:49:01,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:49:01,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 1002 [2021-10-13 00:49:01,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:49:01,579 INFO L225 Difference]: With dead ends: 126901 [2021-10-13 00:49:01,579 INFO L226 Difference]: Without dead ends: 63026 [2021-10-13 00:49:01,608 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 00:49:01,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63026 states. [2021-10-13 00:49:02,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63026 to 61312. [2021-10-13 00:49:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61312 states, 61311 states have (on average 1.0669537277160706) internal successors, (65416), 61311 states have internal predecessors, (65416), 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 00:49:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61312 states to 61312 states and 65416 transitions. [2021-10-13 00:49:02,500 INFO L78 Accepts]: Start accepts. Automaton has 61312 states and 65416 transitions. Word has length 1002 [2021-10-13 00:49:02,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:49:02,501 INFO L470 AbstractCegarLoop]: Abstraction has 61312 states and 65416 transitions. [2021-10-13 00:49:02,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 00:49:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 61312 states and 65416 transitions. [2021-10-13 00:49:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1277 [2021-10-13 00:49:02,552 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:49:02,553 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 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 00:49:02,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-13 00:49:02,553 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:49:02,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:49:02,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1516646008, now seen corresponding path program 1 times [2021-10-13 00:49:02,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:49:02,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645152789] [2021-10-13 00:49:02,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:49:02,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:49:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:49:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2223 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2021-10-13 00:49:03,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:49:03,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645152789] [2021-10-13 00:49:03,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645152789] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:49:03,576 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:49:03,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:49:03,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415647456] [2021-10-13 00:49:03,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:49:03,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:49:03,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:49:03,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:49:03,580 INFO L87 Difference]: Start difference. First operand 61312 states and 65416 transitions. Second operand has 4 states, 4 states have (on average 184.25) internal successors, (737), 4 states have internal predecessors, (737), 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 00:49:06,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:49:06,758 INFO L93 Difference]: Finished difference Result 137962 states and 147141 transitions. [2021-10-13 00:49:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:49:06,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 184.25) internal successors, (737), 4 states have internal predecessors, (737), 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 1276 [2021-10-13 00:49:06,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:49:06,831 INFO L225 Difference]: With dead ends: 137962 [2021-10-13 00:49:06,831 INFO L226 Difference]: Without dead ends: 76227 [2021-10-13 00:49:06,857 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 00:49:06,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76227 states. [2021-10-13 00:49:07,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76227 to 60462. [2021-10-13 00:49:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60462 states, 60461 states have (on average 1.0674484378359603) internal successors, (64539), 60461 states have internal predecessors, (64539), 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 00:49:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60462 states to 60462 states and 64539 transitions. [2021-10-13 00:49:07,758 INFO L78 Accepts]: Start accepts. Automaton has 60462 states and 64539 transitions. Word has length 1276 [2021-10-13 00:49:07,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:49:07,759 INFO L470 AbstractCegarLoop]: Abstraction has 60462 states and 64539 transitions. [2021-10-13 00:49:07,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 184.25) internal successors, (737), 4 states have internal predecessors, (737), 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 00:49:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 60462 states and 64539 transitions. [2021-10-13 00:49:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1289 [2021-10-13 00:49:07,809 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:49:07,810 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:49:07,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-13 00:49:07,810 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:49:07,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:49:07,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1195344852, now seen corresponding path program 1 times [2021-10-13 00:49:07,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:49:07,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582091376] [2021-10-13 00:49:07,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:49:07,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:49:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:49:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1108 proven. 0 refuted. 0 times theorem prover too weak. 1292 trivial. 0 not checked. [2021-10-13 00:49:08,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:49:08,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582091376] [2021-10-13 00:49:08,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582091376] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:49:08,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:49:08,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:49:08,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262218479] [2021-10-13 00:49:08,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:49:08,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:49:08,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:49:08,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:49:08,783 INFO L87 Difference]: Start difference. First operand 60462 states and 64539 transitions. Second operand has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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 00:49:10,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:49:10,661 INFO L93 Difference]: Finished difference Result 128157 states and 137031 transitions. [2021-10-13 00:49:10,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:49:10,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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 1288 [2021-10-13 00:49:10,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:49:10,723 INFO L225 Difference]: With dead ends: 128157 [2021-10-13 00:49:10,724 INFO L226 Difference]: Without dead ends: 66422 [2021-10-13 00:49:10,754 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 00:49:10,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66422 states. [2021-10-13 00:49:11,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66422 to 59187. [2021-10-13 00:49:11,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59187 states, 59186 states have (on average 1.068293177440611) internal successors, (63228), 59186 states have internal predecessors, (63228), 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 00:49:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59187 states to 59187 states and 63228 transitions. [2021-10-13 00:49:11,658 INFO L78 Accepts]: Start accepts. Automaton has 59187 states and 63228 transitions. Word has length 1288 [2021-10-13 00:49:11,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:49:11,659 INFO L470 AbstractCegarLoop]: Abstraction has 59187 states and 63228 transitions. [2021-10-13 00:49:11,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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 00:49:11,659 INFO L276 IsEmpty]: Start isEmpty. Operand 59187 states and 63228 transitions. [2021-10-13 00:49:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1443 [2021-10-13 00:49:11,714 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:49:11,714 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, 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, 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, 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, 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, 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, 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] [2021-10-13 00:49:11,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-13 00:49:11,715 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:49:11,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:49:11,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1822270162, now seen corresponding path program 1 times [2021-10-13 00:49:11,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:49:11,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360704776] [2021-10-13 00:49:11,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:49:11,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:49:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:49:12,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2333 backedges. 1193 proven. 0 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2021-10-13 00:49:12,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:49:12,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360704776] [2021-10-13 00:49:12,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360704776] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:49:12,645 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:49:12,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:49:12,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012094904] [2021-10-13 00:49:12,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:49:12,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:49:12,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:49:12,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:49:12,649 INFO L87 Difference]: Start difference. First operand 59187 states and 63228 transitions. Second operand has 4 states, 4 states have (on average 189.5) internal successors, (758), 4 states have internal predecessors, (758), 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 00:49:15,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:49:15,690 INFO L93 Difference]: Finished difference Result 135842 states and 145310 transitions. [2021-10-13 00:49:15,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:49:15,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 189.5) internal successors, (758), 4 states have internal predecessors, (758), 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 1442 [2021-10-13 00:49:15,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:49:15,691 INFO L225 Difference]: With dead ends: 135842 [2021-10-13 00:49:15,691 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:49:15,718 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:49:15,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:49:15,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:49:15,719 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 00:49:15,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:49:15,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1442 [2021-10-13 00:49:15,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:49:15,719 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:49:15,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 189.5) internal successors, (758), 4 states have internal predecessors, (758), 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 00:49:15,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:49:15,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:49:15,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:49:15,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-13 00:49:15,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:49:15,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:49:17,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:49:18,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:49:18,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:49:21,898 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,898 INFO L857 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,898 INFO L857 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-10-13 00:49:21,899 INFO L857 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-10-13 00:49:21,900 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-10-13 00:49:21,901 INFO L857 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-10-13 00:49:21,902 INFO L857 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,903 INFO L857 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,904 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-10-13 00:49:21,905 INFO L857 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,906 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,907 INFO L857 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,908 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,909 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-10-13 00:49:21,910 INFO L857 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-10-13 00:49:21,911 INFO L857 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-10-13 00:49:21,912 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,913 INFO L857 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-10-13 00:49:21,914 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,915 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-10-13 00:49:21,916 INFO L857 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-10-13 00:49:21,917 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-10-13 00:49:21,918 INFO L857 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,919 INFO L857 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,920 INFO L857 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,921 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,922 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-10-13 00:49:21,923 INFO L857 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,924 INFO L857 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,925 INFO L857 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,926 INFO L857 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:49:21,927 INFO L857 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-10-13 00:49:21,928 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,929 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,930 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,931 INFO L857 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-10-13 00:49:21,932 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,933 INFO L857 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,934 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,935 INFO L857 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,936 INFO L857 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,937 INFO L857 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,938 INFO L857 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,939 INFO L857 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,940 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,941 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,942 INFO L857 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,943 INFO L857 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-10-13 00:49:21,944 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,945 INFO L857 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,946 INFO L857 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,947 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-10-13 00:49:21,948 INFO L857 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,949 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,950 INFO L857 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-10-13 00:49:21,950 INFO L857 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-10-13 00:49:21,950 INFO L853 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse15 (< 217 ~a26~0)) (.cse9 (<= 300 ~a28~0)) (.cse1 (= ~a24~0 1)) (.cse12 (+ ~a14~0 84))) (let ((.cse3 (<= ~a26~0 114)) (.cse13 (<= ~a26~0 216)) (.cse11 (<= ~a28~0 432928)) (.cse8 (<= ~a26~0 117)) (.cse6 (= ~a24~0 2)) (.cse4 (<= 136 ~a28~0)) (.cse5 (<= .cse12 0)) (.cse14 (or (and .cse1 .cse15) (and .cse9 .cse1))) (.cse10 (<= ~a28~0 599997)) (.cse2 (= ~a24~0 3)) (.cse0 (<= ~a21~0 124)) (.cse7 (<= ~a28~0 599999)) (.cse16 (<= (+ ~a14~0 114) 0)) (.cse17 (<= ~a26~0 215))) (or (and .cse0 .cse1 (<= (+ ~a28~0 25) 0)) (and .cse1 (<= (+ ~a28~0 129) 0)) (and .cse2 .cse0 .cse3 .cse4) (and .cse1 .cse5) (and .cse0 .cse3 .cse6) (and .cse0 .cse7 .cse8 .cse6) (and .cse9 .cse2 .cse0 (<= (+ ~a14~0 182) 0) .cse10) (and .cse2 .cse0 .cse8 .cse4 .cse11 (< 0 .cse12)) (and .cse3 .cse1) (and .cse0 .cse11 .cse6) (and .cse0 .cse13 .cse6 .cse10) (and .cse0 .cse14 .cse13) (and .cse2 .cse0 .cse4 .cse11 .cse15 .cse5) (and .cse0 .cse15 .cse6 .cse10) (and .cse2 .cse0 .cse8 .cse16) (and .cse0 .cse6 .cse5) (and .cse0 .cse1 .cse4 .cse17) (and .cse2 .cse0 (<= ~a28~0 111) .cse5 .cse17) (and .cse2 .cse0 .cse16 (<= ~a28~0 134)) (and .cse0 .cse14 .cse10) (and .cse2 .cse0 .cse7 .cse16 .cse17)))) [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,951 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-10-13 00:49:21,952 INFO L857 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-10-13 00:49:21,952 INFO L857 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,952 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,952 INFO L853 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse15 (< 217 ~a26~0)) (.cse9 (<= 300 ~a28~0)) (.cse1 (= ~a24~0 1)) (.cse12 (+ ~a14~0 84))) (let ((.cse3 (<= ~a26~0 114)) (.cse13 (<= ~a26~0 216)) (.cse11 (<= ~a28~0 432928)) (.cse8 (<= ~a26~0 117)) (.cse6 (= ~a24~0 2)) (.cse4 (<= 136 ~a28~0)) (.cse5 (<= .cse12 0)) (.cse14 (or (and .cse1 .cse15) (and .cse9 .cse1))) (.cse10 (<= ~a28~0 599997)) (.cse2 (= ~a24~0 3)) (.cse0 (<= ~a21~0 124)) (.cse7 (<= ~a28~0 599999)) (.cse16 (<= (+ ~a14~0 114) 0)) (.cse17 (<= ~a26~0 215))) (or (and .cse0 .cse1 (<= (+ ~a28~0 25) 0)) (and .cse1 (<= (+ ~a28~0 129) 0)) (and .cse2 .cse0 .cse3 .cse4) (and .cse1 .cse5) (and .cse0 .cse3 .cse6) (and .cse0 .cse7 .cse8 .cse6) (and .cse9 .cse2 .cse0 (<= (+ ~a14~0 182) 0) .cse10) (and .cse2 .cse0 .cse8 .cse4 .cse11 (< 0 .cse12)) (and .cse3 .cse1) (and .cse0 .cse11 .cse6) (and .cse0 .cse13 .cse6 .cse10) (and .cse0 .cse14 .cse13) (and .cse2 .cse0 .cse4 .cse11 .cse15 .cse5) (and .cse0 .cse15 .cse6 .cse10) (and .cse2 .cse0 .cse8 .cse16) (and .cse0 .cse6 .cse5) (and .cse0 .cse1 .cse4 .cse17) (and .cse2 .cse0 (<= ~a28~0 111) .cse5 .cse17) (and .cse2 .cse0 .cse16 (<= ~a28~0 134)) (and .cse0 .cse14 .cse10) (and .cse2 .cse0 .cse7 .cse16 .cse17)))) [2021-10-13 00:49:21,952 INFO L857 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,952 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,953 INFO L857 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-10-13 00:49:21,954 INFO L857 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,954 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-10-13 00:49:21,954 INFO L857 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,954 INFO L857 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,954 INFO L860 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-10-13 00:49:21,954 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-10-13 00:49:21,955 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,956 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,957 INFO L857 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-10-13 00:49:21,958 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,958 INFO L857 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-10-13 00:49:21,958 INFO L857 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,958 INFO L857 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,958 INFO L853 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse15 (< 217 ~a26~0)) (.cse9 (<= 300 ~a28~0)) (.cse1 (= ~a24~0 1)) (.cse12 (+ ~a14~0 84))) (let ((.cse3 (<= ~a26~0 114)) (.cse13 (<= ~a26~0 216)) (.cse11 (<= ~a28~0 432928)) (.cse8 (<= ~a26~0 117)) (.cse6 (= ~a24~0 2)) (.cse4 (<= 136 ~a28~0)) (.cse5 (<= .cse12 0)) (.cse14 (or (and .cse1 .cse15) (and .cse9 .cse1))) (.cse10 (<= ~a28~0 599997)) (.cse2 (= ~a24~0 3)) (.cse0 (<= ~a21~0 124)) (.cse7 (<= ~a28~0 599999)) (.cse16 (<= (+ ~a14~0 114) 0)) (.cse17 (<= ~a26~0 215))) (or (and .cse0 .cse1 (<= (+ ~a28~0 25) 0)) (and .cse1 (<= (+ ~a28~0 129) 0)) (and .cse2 .cse0 .cse3 .cse4) (and .cse1 .cse5) (and .cse0 .cse3 .cse6) (and .cse0 .cse7 .cse8 .cse6) (and .cse9 .cse2 .cse0 (<= (+ ~a14~0 182) 0) .cse10) (and .cse2 .cse0 .cse8 .cse4 .cse11 (< 0 .cse12)) (and .cse3 .cse1) (and .cse0 .cse11 .cse6) (and .cse0 .cse13 .cse6 .cse10) (and .cse0 .cse14 .cse13) (and .cse2 .cse0 .cse4 .cse11 .cse15 .cse5) (and .cse0 .cse15 .cse6 .cse10) (and .cse2 .cse0 .cse8 .cse16) (and .cse0 .cse6 .cse5) (and .cse0 .cse1 .cse4 .cse17) (and .cse2 .cse0 (<= ~a28~0 111) .cse5 .cse17) (and .cse2 .cse0 .cse16 (<= ~a28~0 134)) (and .cse0 .cse14 .cse10) (and .cse2 .cse0 .cse7 .cse16 .cse17)))) [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,959 INFO L857 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,960 INFO L857 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,961 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-10-13 00:49:21,962 INFO L857 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,963 INFO L857 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,964 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,965 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,966 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,967 INFO L857 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,968 INFO L857 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-10-13 00:49:21,969 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,970 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-10-13 00:49:21,971 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,972 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,972 INFO L857 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,972 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,972 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 00:49:21,972 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-10-13 00:49:21,976 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:49:22,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:49:22 BoogieIcfgContainer [2021-10-13 00:49:22,014 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:49:22,014 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:49:22,014 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:49:22,015 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:49:22,015 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:51" (3/4) ... [2021-10-13 00:49:22,018 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:49:22,053 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 00:49:22,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:49:22,063 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:49:22,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:49:22,397 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:49:22,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:49:22,398 INFO L168 Benchmark]: Toolchain (without parser) took 96776.88 ms. Allocated memory was 109.1 MB in the beginning and 12.7 GB in the end (delta: 12.6 GB). Free memory was 70.9 MB in the beginning and 10.3 GB in the end (delta: -10.2 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,399 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 66.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:49:22,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1591.93 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 70.6 MB in the beginning and 77.4 MB in the end (delta: -6.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 409.84 ms. Allocated memory was 132.1 MB in the beginning and 218.1 MB in the end (delta: 86.0 MB). Free memory was 77.4 MB in the beginning and 139.0 MB in the end (delta: -61.6 MB). Peak memory consumption was 63.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,400 INFO L168 Benchmark]: Boogie Preprocessor took 301.11 ms. Allocated memory is still 218.1 MB. Free memory was 139.0 MB in the beginning and 110.5 MB in the end (delta: 28.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,401 INFO L168 Benchmark]: RCFGBuilder took 3846.65 ms. Allocated memory was 218.1 MB in the beginning and 434.1 MB in the end (delta: 216.0 MB). Free memory was 110.5 MB in the beginning and 330.8 MB in the end (delta: -220.3 MB). Peak memory consumption was 108.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,401 INFO L168 Benchmark]: TraceAbstraction took 90230.57 ms. Allocated memory was 434.1 MB in the beginning and 12.7 GB in the end (delta: 12.3 GB). Free memory was 329.8 MB in the beginning and 10.3 GB in the end (delta: -10.0 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,402 INFO L168 Benchmark]: Witness Printer took 382.81 ms. Allocated memory is still 12.7 GB. Free memory was 10.3 GB in the beginning and 10.3 GB in the end (delta: 66.8 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:49:22,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 66.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1591.93 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 70.6 MB in the beginning and 77.4 MB in the end (delta: -6.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 409.84 ms. Allocated memory was 132.1 MB in the beginning and 218.1 MB in the end (delta: 86.0 MB). Free memory was 77.4 MB in the beginning and 139.0 MB in the end (delta: -61.6 MB). Peak memory consumption was 63.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 301.11 ms. Allocated memory is still 218.1 MB. Free memory was 139.0 MB in the beginning and 110.5 MB in the end (delta: 28.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3846.65 ms. Allocated memory was 218.1 MB in the beginning and 434.1 MB in the end (delta: 216.0 MB). Free memory was 110.5 MB in the beginning and 330.8 MB in the end (delta: -220.3 MB). Peak memory consumption was 108.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 90230.57 ms. Allocated memory was 434.1 MB in the beginning and 12.7 GB in the end (delta: 12.3 GB). Free memory was 329.8 MB in the beginning and 10.3 GB in the end (delta: -10.0 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. * Witness Printer took 382.81 ms. Allocated memory is still 12.7 GB. Free memory was 10.3 GB in the beginning and 10.3 GB in the end (delta: 66.8 MB). Peak memory consumption was 65.0 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: 123]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 90107.0ms, OverallIterations: 24, TraceHistogramMax: 7, EmptinessCheckTime: 628.0ms, AutomataDifference: 58237.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 6175.4ms, InitialAbstractionConstructionTime: 30.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 11356 SDtfs, 10349 SDslu, 1306 SDs, 0 SdLazy, 34447 SolverSat, 5998 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43814.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 665 GetRequests, 634 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 64.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=65197occurred in iteration=17, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11661.2ms AutomataMinimizationTime, 24 MinimizatonAttempts, 64073 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 600 NumberOfFragments, 916 HoareAnnotationTreeSize, 4 FomulaSimplifications, 46701 FormulaSimplificationTreeSizeReduction, 3009.0ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 20361 FormulaSimplificationTreeSizeReductionInter, 3149.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1130.0ms SsaConstructionTime, 2762.1ms SatisfiabilityAnalysisTime, 8654.7ms InterpolantComputationTime, 16022 NumberOfCodeBlocks, 16022 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 15997 ConstructedInterpolants, 0 QuantifiedInterpolants, 26965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 748 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 25 InterpolantComputations, 24 PerfectInterpolantSequences, 18081/18163 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: 34]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a21 <= 124 && a24 == 1) && a28 + 25 <= 0) || (a24 == 1 && a28 + 129 <= 0)) || (((a24 == 3 && a21 <= 124) && a26 <= 114) && 136 <= a28)) || (a24 == 1 && a14 + 84 <= 0)) || ((a21 <= 124 && a26 <= 114) && a24 == 2)) || (((a21 <= 124 && a28 <= 599999) && a26 <= 117) && a24 == 2)) || ((((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0) && a28 <= 599997)) || (((((a24 == 3 && a21 <= 124) && a26 <= 117) && 136 <= a28) && a28 <= 432928) && 0 < a14 + 84)) || (a26 <= 114 && a24 == 1)) || ((a21 <= 124 && a28 <= 432928) && a24 == 2)) || (((a21 <= 124 && a26 <= 216) && a24 == 2) && a28 <= 599997)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a26 <= 216)) || (((((a24 == 3 && a21 <= 124) && 136 <= a28) && a28 <= 432928) && 217 < a26) && a14 + 84 <= 0)) || (((a21 <= 124 && 217 < a26) && a24 == 2) && a28 <= 599997)) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && a14 + 114 <= 0)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (((a21 <= 124 && a24 == 1) && 136 <= a28) && a26 <= 215)) || ((((a24 == 3 && a21 <= 124) && a28 <= 111) && a14 + 84 <= 0) && a26 <= 215)) || (((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a28 <= 599999) && a14 + 114 <= 0) && a26 <= 215) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a21 <= 124 && a24 == 1) && a28 + 25 <= 0) || (a24 == 1 && a28 + 129 <= 0)) || (((a24 == 3 && a21 <= 124) && a26 <= 114) && 136 <= a28)) || (a24 == 1 && a14 + 84 <= 0)) || ((a21 <= 124 && a26 <= 114) && a24 == 2)) || (((a21 <= 124 && a28 <= 599999) && a26 <= 117) && a24 == 2)) || ((((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0) && a28 <= 599997)) || (((((a24 == 3 && a21 <= 124) && a26 <= 117) && 136 <= a28) && a28 <= 432928) && 0 < a14 + 84)) || (a26 <= 114 && a24 == 1)) || ((a21 <= 124 && a28 <= 432928) && a24 == 2)) || (((a21 <= 124 && a26 <= 216) && a24 == 2) && a28 <= 599997)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a26 <= 216)) || (((((a24 == 3 && a21 <= 124) && 136 <= a28) && a28 <= 432928) && 217 < a26) && a14 + 84 <= 0)) || (((a21 <= 124 && 217 < a26) && a24 == 2) && a28 <= 599997)) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && a14 + 114 <= 0)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (((a21 <= 124 && a24 == 1) && 136 <= a28) && a26 <= 215)) || ((((a24 == 3 && a21 <= 124) && a28 <= 111) && a14 + 84 <= 0) && a26 <= 215)) || (((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a28 <= 599999) && a14 + 114 <= 0) && a26 <= 215) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a21 <= 124 && a24 == 1) && a28 + 25 <= 0) || (a24 == 1 && a28 + 129 <= 0)) || (((a24 == 3 && a21 <= 124) && a26 <= 114) && 136 <= a28)) || (a24 == 1 && a14 + 84 <= 0)) || ((a21 <= 124 && a26 <= 114) && a24 == 2)) || (((a21 <= 124 && a28 <= 599999) && a26 <= 117) && a24 == 2)) || ((((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0) && a28 <= 599997)) || (((((a24 == 3 && a21 <= 124) && a26 <= 117) && 136 <= a28) && a28 <= 432928) && 0 < a14 + 84)) || (a26 <= 114 && a24 == 1)) || ((a21 <= 124 && a28 <= 432928) && a24 == 2)) || (((a21 <= 124 && a26 <= 216) && a24 == 2) && a28 <= 599997)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a26 <= 216)) || (((((a24 == 3 && a21 <= 124) && 136 <= a28) && a28 <= 432928) && 217 < a26) && a14 + 84 <= 0)) || (((a21 <= 124 && 217 < a26) && a24 == 2) && a28 <= 599997)) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && a14 + 114 <= 0)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (((a21 <= 124 && a24 == 1) && 136 <= a28) && a26 <= 215)) || ((((a24 == 3 && a21 <= 124) && a28 <= 111) && a14 + 84 <= 0) && a26 <= 215)) || (((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && ((a24 == 1 && 217 < a26) || (300 <= a28 && a24 == 1))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a28 <= 599999) && a14 + 114 <= 0) && a26 <= 215) RESULT: Ultimate proved your program to be correct! [2021-10-13 00:49:22,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aea3c5f-d2a9-49a1-bd67-3d20f982d209/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...