./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0625600491f7606c1783d92f1f76e95d9592d51f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:20:32,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:20:32,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:20:32,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:20:32,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:20:32,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:20:32,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:20:32,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:20:32,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:20:32,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:20:32,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:20:32,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:20:32,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:20:32,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:20:32,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:20:32,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:20:32,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:20:32,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:20:32,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:20:32,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:20:32,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:20:32,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:20:32,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:20:32,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:20:32,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:20:32,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:20:32,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:20:32,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:20:32,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:20:32,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:20:32,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:20:32,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:20:32,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:20:32,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:20:32,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:20:32,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:20:32,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:20:32,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:20:32,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:20:32,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:20:32,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:20:32,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:20:32,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:20:32,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:20:32,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:20:32,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:20:32,358 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:20:32,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:20:32,359 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:20:32,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:20:32,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:20:32,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:20:32,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:20:32,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:20:32,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:20:32,368 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:20:32,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:20:32,369 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:20:32,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:20:32,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:20:32,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:20:32,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:20:32,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:32,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:20:32,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:20:32,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:20:32,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:20:32,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:20:32,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:20:32,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:20:32,372 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_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0625600491f7606c1783d92f1f76e95d9592d51f [2021-10-11 00:20:32,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:20:32,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:20:32,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:20:32,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:20:32,687 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:20:32,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2021-10-11 00:20:32,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/data/e9f1d53e7/01388c62c7774742a10d01add1beb9ef/FLAG78178cf76 [2021-10-11 00:20:33,279 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:20:33,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2021-10-11 00:20:33,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/data/e9f1d53e7/01388c62c7774742a10d01add1beb9ef/FLAG78178cf76 [2021-10-11 00:20:33,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/data/e9f1d53e7/01388c62c7774742a10d01add1beb9ef [2021-10-11 00:20:33,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:20:33,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:20:33,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:33,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:20:33,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:20:33,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:33" (1/1) ... [2021-10-11 00:20:33,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aad7c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:33, skipping insertion in model container [2021-10-11 00:20:33,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:33" (1/1) ... [2021-10-11 00:20:33,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:20:33,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:20:34,037 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/sv-benchmarks/c/eca-rers2012/Problem02_label26.c[20881,20894] [2021-10-11 00:20:34,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:34,093 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:20:34,243 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/sv-benchmarks/c/eca-rers2012/Problem02_label26.c[20881,20894] [2021-10-11 00:20:34,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:34,285 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:20:34,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34 WrapperNode [2021-10-11 00:20:34,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:34,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:34,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:20:34,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:20:34,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:34,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:20:34,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:20:34,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:20:34,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... [2021-10-11 00:20:34,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:20:34,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:20:34,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:20:34,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:20:34,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:20:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:20:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:20:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:20:35,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:20:35,884 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:20:35,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:35 BoogieIcfgContainer [2021-10-11 00:20:35,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:20:35,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:20:35,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:20:35,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:20:35,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:20:33" (1/3) ... [2021-10-11 00:20:35,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c87b4cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:35, skipping insertion in model container [2021-10-11 00:20:35,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:34" (2/3) ... [2021-10-11 00:20:35,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c87b4cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:35, skipping insertion in model container [2021-10-11 00:20:35,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:35" (3/3) ... [2021-10-11 00:20:35,900 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label26.c [2021-10-11 00:20:35,918 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:20:35,922 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:20:35,934 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:20:35,960 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:20:35,961 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:20:35,961 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:20:35,961 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:20:35,961 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:20:35,962 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:20:35,962 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:20:35,962 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:20:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-10-11 00:20:35,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-11 00:20:35,997 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:35,998 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:35,999 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:36,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:36,005 INFO L82 PathProgramCache]: Analyzing trace with hash 768814821, now seen corresponding path program 1 times [2021-10-11 00:20:36,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:36,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213234983] [2021-10-11 00:20:36,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:36,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213234983] [2021-10-11 00:20:36,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:36,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:36,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301260585] [2021-10-11 00:20:36,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:36,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:36,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:36,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:36,591 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-10-11 00:20:37,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:37,489 INFO L93 Difference]: Finished difference Result 600 states and 1037 transitions. [2021-10-11 00:20:37,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:37,491 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2021-10-11 00:20:37,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:37,522 INFO L225 Difference]: With dead ends: 600 [2021-10-11 00:20:37,522 INFO L226 Difference]: Without dead ends: 309 [2021-10-11 00:20:37,527 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:37,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-10-11 00:20:37,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2021-10-11 00:20:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2021-10-11 00:20:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 407 transitions. [2021-10-11 00:20:37,585 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 407 transitions. Word has length 136 [2021-10-11 00:20:37,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:37,587 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 407 transitions. [2021-10-11 00:20:37,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:37,587 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions. [2021-10-11 00:20:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-10-11 00:20:37,592 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:37,592 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 00:20:37,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:20:37,593 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:37,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:37,594 INFO L82 PathProgramCache]: Analyzing trace with hash 657347312, now seen corresponding path program 1 times [2021-10-11 00:20:37,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:37,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763168036] [2021-10-11 00:20:37,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 00:20:37,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763168036] [2021-10-11 00:20:37,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:37,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:37,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620171421] [2021-10-11 00:20:37,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:37,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:37,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:37,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:37,786 INFO L87 Difference]: Start difference. First operand 307 states and 407 transitions. Second operand 3 states. [2021-10-11 00:20:38,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:38,342 INFO L93 Difference]: Finished difference Result 893 states and 1184 transitions. [2021-10-11 00:20:38,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:38,343 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2021-10-11 00:20:38,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:38,349 INFO L225 Difference]: With dead ends: 893 [2021-10-11 00:20:38,350 INFO L226 Difference]: Without dead ends: 588 [2021-10-11 00:20:38,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:38,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2021-10-11 00:20:38,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 448. [2021-10-11 00:20:38,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 448 states. [2021-10-11 00:20:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 622 transitions. [2021-10-11 00:20:38,387 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 622 transitions. Word has length 141 [2021-10-11 00:20:38,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:38,388 INFO L481 AbstractCegarLoop]: Abstraction has 448 states and 622 transitions. [2021-10-11 00:20:38,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 622 transitions. [2021-10-11 00:20:38,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-11 00:20:38,392 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:38,392 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 00:20:38,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:20:38,393 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:38,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:38,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1739122209, now seen corresponding path program 1 times [2021-10-11 00:20:38,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:38,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052318370] [2021-10-11 00:20:38,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:38,480 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:38,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052318370] [2021-10-11 00:20:38,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:38,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:38,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362818459] [2021-10-11 00:20:38,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:38,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:38,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:38,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:38,491 INFO L87 Difference]: Start difference. First operand 448 states and 622 transitions. Second operand 3 states. [2021-10-11 00:20:38,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:38,791 INFO L93 Difference]: Finished difference Result 884 states and 1228 transitions. [2021-10-11 00:20:38,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:38,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2021-10-11 00:20:38,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:38,796 INFO L225 Difference]: With dead ends: 884 [2021-10-11 00:20:38,796 INFO L226 Difference]: Without dead ends: 438 [2021-10-11 00:20:38,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:38,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2021-10-11 00:20:38,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 438. [2021-10-11 00:20:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2021-10-11 00:20:38,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 573 transitions. [2021-10-11 00:20:38,845 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 573 transitions. Word has length 147 [2021-10-11 00:20:38,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:38,846 INFO L481 AbstractCegarLoop]: Abstraction has 438 states and 573 transitions. [2021-10-11 00:20:38,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 573 transitions. [2021-10-11 00:20:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-11 00:20:38,850 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:38,850 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-10-11 00:20:38,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:20:38,851 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:38,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:38,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1061904177, now seen corresponding path program 1 times [2021-10-11 00:20:38,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:38,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144597203] [2021-10-11 00:20:38,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:39,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144597203] [2021-10-11 00:20:39,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:39,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:39,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561219352] [2021-10-11 00:20:39,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:39,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:39,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:39,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:39,004 INFO L87 Difference]: Start difference. First operand 438 states and 573 transitions. Second operand 3 states. [2021-10-11 00:20:39,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:39,563 INFO L93 Difference]: Finished difference Result 1017 states and 1348 transitions. [2021-10-11 00:20:39,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:39,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2021-10-11 00:20:39,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:39,568 INFO L225 Difference]: With dead ends: 1017 [2021-10-11 00:20:39,568 INFO L226 Difference]: Without dead ends: 581 [2021-10-11 00:20:39,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:39,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2021-10-11 00:20:39,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 579. [2021-10-11 00:20:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2021-10-11 00:20:39,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 754 transitions. [2021-10-11 00:20:39,599 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 754 transitions. Word has length 159 [2021-10-11 00:20:39,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:39,600 INFO L481 AbstractCegarLoop]: Abstraction has 579 states and 754 transitions. [2021-10-11 00:20:39,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 754 transitions. [2021-10-11 00:20:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-11 00:20:39,603 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:39,603 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:39,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:20:39,604 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:39,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:39,604 INFO L82 PathProgramCache]: Analyzing trace with hash 628642087, now seen corresponding path program 1 times [2021-10-11 00:20:39,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:39,605 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629430411] [2021-10-11 00:20:39,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:39,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629430411] [2021-10-11 00:20:39,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513121044] [2021-10-11 00:20:39,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:40,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:20:40,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-11 00:20:40,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:20:40,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-11 00:20:40,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793226848] [2021-10-11 00:20:40,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:40,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:40,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:40,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:40,408 INFO L87 Difference]: Start difference. First operand 579 states and 754 transitions. Second operand 3 states. [2021-10-11 00:20:40,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:40,978 INFO L93 Difference]: Finished difference Result 1585 states and 2049 transitions. [2021-10-11 00:20:40,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:40,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2021-10-11 00:20:40,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:40,987 INFO L225 Difference]: With dead ends: 1585 [2021-10-11 00:20:40,987 INFO L226 Difference]: Without dead ends: 1008 [2021-10-11 00:20:40,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:40,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2021-10-11 00:20:41,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 867. [2021-10-11 00:20:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2021-10-11 00:20:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1074 transitions. [2021-10-11 00:20:41,014 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1074 transitions. Word has length 163 [2021-10-11 00:20:41,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:41,014 INFO L481 AbstractCegarLoop]: Abstraction has 867 states and 1074 transitions. [2021-10-11 00:20:41,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1074 transitions. [2021-10-11 00:20:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-11 00:20:41,018 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:41,018 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:41,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:41,234 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:41,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:41,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1875550819, now seen corresponding path program 1 times [2021-10-11 00:20:41,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:41,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099489489] [2021-10-11 00:20:41,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 00:20:41,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099489489] [2021-10-11 00:20:41,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:41,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:41,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492649988] [2021-10-11 00:20:41,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:41,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:41,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:41,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:41,311 INFO L87 Difference]: Start difference. First operand 867 states and 1074 transitions. Second operand 3 states. [2021-10-11 00:20:41,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:41,842 INFO L93 Difference]: Finished difference Result 1726 states and 2137 transitions. [2021-10-11 00:20:41,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:41,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2021-10-11 00:20:41,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:41,848 INFO L225 Difference]: With dead ends: 1726 [2021-10-11 00:20:41,848 INFO L226 Difference]: Without dead ends: 861 [2021-10-11 00:20:41,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:41,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2021-10-11 00:20:41,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2021-10-11 00:20:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2021-10-11 00:20:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 985 transitions. [2021-10-11 00:20:41,870 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 985 transitions. Word has length 167 [2021-10-11 00:20:41,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:41,871 INFO L481 AbstractCegarLoop]: Abstraction has 861 states and 985 transitions. [2021-10-11 00:20:41,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 985 transitions. [2021-10-11 00:20:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-10-11 00:20:41,875 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:41,876 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:41,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:20:41,876 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:41,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:41,877 INFO L82 PathProgramCache]: Analyzing trace with hash 901541662, now seen corresponding path program 1 times [2021-10-11 00:20:41,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:41,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216916952] [2021-10-11 00:20:41,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-11 00:20:42,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216916952] [2021-10-11 00:20:42,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:42,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729743329] [2021-10-11 00:20:42,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:42,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:42,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:42,022 INFO L87 Difference]: Start difference. First operand 861 states and 985 transitions. Second operand 3 states. [2021-10-11 00:20:42,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:42,559 INFO L93 Difference]: Finished difference Result 2278 states and 2587 transitions. [2021-10-11 00:20:42,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:42,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 229 [2021-10-11 00:20:42,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:42,560 INFO L225 Difference]: With dead ends: 2278 [2021-10-11 00:20:42,560 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:20:42,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:42,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:20:42,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:20:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:20:42,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:20:42,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 229 [2021-10-11 00:20:42,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:42,563 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:42,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:20:42,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:20:42,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:20:42,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:20:42,731 INFO L262 CegarLoopResult]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,731 INFO L262 CegarLoopResult]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2021-10-11 00:20:42,732 INFO L262 CegarLoopResult]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2021-10-11 00:20:42,733 INFO L262 CegarLoopResult]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2021-10-11 00:20:42,734 INFO L262 CegarLoopResult]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2021-10-11 00:20:42,735 INFO L262 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2021-10-11 00:20:42,736 INFO L262 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2021-10-11 00:20:42,737 INFO L262 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-10-11 00:20:42,739 INFO L262 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2021-10-11 00:20:42,740 INFO L262 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2021-10-11 00:20:42,740 INFO L262 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2021-10-11 00:20:42,740 INFO L262 CegarLoopResult]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2021-10-11 00:20:42,741 INFO L262 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-10-11 00:20:42,742 INFO L262 CegarLoopResult]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-10-11 00:20:42,744 INFO L262 CegarLoopResult]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-10-11 00:20:42,744 INFO L262 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-10-11 00:20:42,745 INFO L262 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 590) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,746 INFO L262 CegarLoopResult]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,747 INFO L262 CegarLoopResult]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,748 INFO L262 CegarLoopResult]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-10-11 00:20:42,749 INFO L262 CegarLoopResult]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2021-10-11 00:20:42,750 INFO L262 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-10-11 00:20:42,751 INFO L262 CegarLoopResult]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-10-11 00:20:42,753 INFO L258 CegarLoopResult]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (and .cse0 (<= ~a28~0 7) .cse1) (and (<= ~a19~0 0) .cse1 .cse2) (and .cse0 (= ~a11~0 1) .cse1 .cse2) (and .cse0 (<= 8 ~a17~0) .cse1))) [2021-10-11 00:20:42,753 INFO L262 CegarLoopResult]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L262 CegarLoopResult]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-10-11 00:20:42,754 INFO L265 CegarLoopResult]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-10-11 00:20:42,755 INFO L262 CegarLoopResult]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-10-11 00:20:42,756 INFO L262 CegarLoopResult]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L262 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L262 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L262 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L262 CegarLoopResult]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-10-11 00:20:42,757 INFO L258 CegarLoopResult]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (and .cse0 (<= ~a28~0 7) .cse1) (and (<= ~a19~0 0) .cse1 .cse2) (and .cse0 (= ~a11~0 1) .cse1 .cse2) (and .cse0 (<= 8 ~a17~0) .cse1))) [2021-10-11 00:20:42,765 INFO L262 CegarLoopResult]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,765 INFO L262 CegarLoopResult]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,766 INFO L262 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-10-11 00:20:42,767 INFO L262 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2021-10-11 00:20:42,768 INFO L262 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,769 INFO L262 CegarLoopResult]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,770 INFO L262 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2021-10-11 00:20:42,770 INFO L262 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2021-10-11 00:20:42,770 INFO L262 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2021-10-11 00:20:42,771 INFO L262 CegarLoopResult]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-10-11 00:20:42,771 INFO L262 CegarLoopResult]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-10-11 00:20:42,771 INFO L262 CegarLoopResult]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,771 INFO L262 CegarLoopResult]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,771 INFO L262 CegarLoopResult]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-10-11 00:20:42,772 INFO L262 CegarLoopResult]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-10-11 00:20:42,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:20:42 BoogieIcfgContainer [2021-10-11 00:20:42,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:20:42,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:20:42,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:20:42,803 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:20:42,804 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:35" (3/4) ... [2021-10-11 00:20:42,809 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:20:42,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:20:42,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:20:42,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:42,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:43,020 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3541432f-f042-4c34-b188-e8867886ea81/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:20:43,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:20:43,022 INFO L168 Benchmark]: Toolchain (without parser) took 9438.78 ms. Allocated memory was 88.1 MB in the beginning and 276.8 MB in the end (delta: 188.7 MB). Free memory was 52.7 MB in the beginning and 205.3 MB in the end (delta: -152.6 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,022 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 88.1 MB. Free memory was 61.6 MB in the beginning and 61.5 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:43,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.25 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.4 MB in the beginning and 71.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.21 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 66.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,024 INFO L168 Benchmark]: Boogie Preprocessor took 105.21 ms. Allocated memory is still 111.1 MB. Free memory was 66.1 MB in the beginning and 61.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,024 INFO L168 Benchmark]: RCFGBuilder took 1386.68 ms. Allocated memory is still 111.1 MB. Free memory was 61.9 MB in the beginning and 79.7 MB in the end (delta: -17.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,025 INFO L168 Benchmark]: TraceAbstraction took 6910.58 ms. Allocated memory was 111.1 MB in the beginning and 276.8 MB in the end (delta: 165.7 MB). Free memory was 79.0 MB in the beginning and 220.0 MB in the end (delta: -141.1 MB). Peak memory consumption was 112.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,025 INFO L168 Benchmark]: Witness Printer took 217.36 ms. Allocated memory is still 276.8 MB. Free memory was 220.0 MB in the beginning and 205.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:43,027 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 88.1 MB. Free memory was 61.6 MB in the beginning and 61.5 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 702.25 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.4 MB in the beginning and 71.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.21 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 66.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 105.21 ms. Allocated memory is still 111.1 MB. Free memory was 66.1 MB in the beginning and 61.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1386.68 ms. Allocated memory is still 111.1 MB. Free memory was 61.9 MB in the beginning and 79.7 MB in the end (delta: -17.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6910.58 ms. Allocated memory was 111.1 MB in the beginning and 276.8 MB in the end (delta: 165.7 MB). Free memory was 79.0 MB in the beginning and 220.0 MB in the end (delta: -141.1 MB). Peak memory consumption was 112.4 MB. Max. memory is 16.1 GB. * Witness Printer took 217.36 ms. Allocated memory is still 276.8 MB. Free memory was 220.0 MB in the beginning and 205.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 590]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((a19 == 1 && a28 <= 7) && a17 <= 8) || ((a19 <= 0 && a17 <= 8) && a28 <= 10)) || (((a19 == 1 && a11 == 1) && a17 <= 8) && a28 <= 10)) || ((a19 == 1 && 8 <= a17) && a17 <= 8) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((a19 == 1 && a28 <= 7) && a17 <= 8) || ((a19 <= 0 && a17 <= 8) && a28 <= 10)) || (((a19 == 1 && a11 == 1) && a17 <= 8) && a28 <= 10)) || ((a19 == 1 && 8 <= a17) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.6s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 747 SDtfs, 728 SDslu, 77 SDs, 0 SdLazy, 2337 SolverSat, 480 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=867occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 285 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 25 NumberOfFragments, 89 HoareAnnotationTreeSize, 3 FomulaSimplifications, 294 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1305 NumberOfCodeBlocks, 1305 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1297 ConstructedInterpolants, 0 QuantifiedInterpolants, 673005 SizeOfPredicates, 0 NumberOfNonLiveVariables, 305 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 250/266 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...