./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer --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 f9b6d15e9cf1a62e23633b1d901c307266257857 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:02:31,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:02:31,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:02:31,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:02:31,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:02:31,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:02:31,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:02:31,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:02:31,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:02:31,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:02:31,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:02:31,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:02:31,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:02:31,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:02:31,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:02:31,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:02:31,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:02:31,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:02:31,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:02:31,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:02:31,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:02:31,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:02:31,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:02:31,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:02:31,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:02:31,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:02:31,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:02:31,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:02:31,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:02:31,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:02:31,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:02:31,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:02:31,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:02:31,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:02:31,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:02:31,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:02:31,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:02:31,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:02:31,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:02:31,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:02:31,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:02:31,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 16:02:31,418 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:02:31,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:02:31,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:02:31,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:02:31,422 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 16:02:31,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:02:31,422 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:02:31,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:02:31,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:02:31,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:02:31,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:02:31,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:02:31,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:02:31,424 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:02:31,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:02:31,425 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:02:31,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:02:31,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:02:31,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 16:02:31,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:02:31,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 16:02:31,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 16:02:31,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:02:31,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:02:31,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:02:31,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 16:02:31,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:02:31,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:02:31,428 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 16:02:31,429 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-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b6d15e9cf1a62e23633b1d901c307266257857 [2020-12-01 16:02:31,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:02:31,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:02:31,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:02:31,875 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:02:31,878 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:02:31,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-01 16:02:31,991 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/data/49ea78cd0/5a106650338b425e948a4d9d96a4d87a/FLAG4ad420ef6 [2020-12-01 16:02:32,769 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:02:32,769 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-01 16:02:32,789 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/data/49ea78cd0/5a106650338b425e948a4d9d96a4d87a/FLAG4ad420ef6 [2020-12-01 16:02:32,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/data/49ea78cd0/5a106650338b425e948a4d9d96a4d87a [2020-12-01 16:02:32,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:02:32,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:02:32,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:02:32,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:02:32,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:02:32,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:02:32" (1/1) ... [2020-12-01 16:02:32,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f38f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:32, skipping insertion in model container [2020-12-01 16:02:32,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:02:32" (1/1) ... [2020-12-01 16:02:32,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:02:33,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:02:34,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:02:34,016 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:02:34,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:02:34,301 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:02:34,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34 WrapperNode [2020-12-01 16:02:34,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:02:34,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:02:34,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:02:34,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:02:34,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:02:34,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:02:34,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:02:34,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:02:34,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... [2020-12-01 16:02:34,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:02:34,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:02:34,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:02:34,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:02:34,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/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 [2020-12-01 16:02:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:02:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:02:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:02:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:02:37,244 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:02:37,245 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:02:37,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:37 BoogieIcfgContainer [2020-12-01 16:02:37,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:02:37,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 16:02:37,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 16:02:37,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 16:02:37,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 04:02:32" (1/3) ... [2020-12-01 16:02:37,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b299288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:02:37, skipping insertion in model container [2020-12-01 16:02:37,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:34" (2/3) ... [2020-12-01 16:02:37,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b299288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:02:37, skipping insertion in model container [2020-12-01 16:02:37,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:37" (3/3) ... [2020-12-01 16:02:37,264 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label01.c [2020-12-01 16:02:37,283 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 16:02:37,288 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 16:02:37,303 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 16:02:37,353 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 16:02:37,355 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 16:02:37,355 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 16:02:37,355 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 16:02:37,356 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 16:02:37,356 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 16:02:37,356 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 16:02:37,356 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 16:02:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-12-01 16:02:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 16:02:37,391 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:37,392 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] [2020-12-01 16:02:37,393 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:37,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:37,400 INFO L82 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2020-12-01 16:02:37,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:37,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455364653] [2020-12-01 16:02:37,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:37,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455364653] [2020-12-01 16:02:37,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:37,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 16:02:37,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144393408] [2020-12-01 16:02:37,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:37,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:37,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:37,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:37,921 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-12-01 16:02:39,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:39,966 INFO L93 Difference]: Finished difference Result 770 states and 1361 transitions. [2020-12-01 16:02:39,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:39,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-01 16:02:39,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:40,007 INFO L225 Difference]: With dead ends: 770 [2020-12-01 16:02:40,008 INFO L226 Difference]: Without dead ends: 422 [2020-12-01 16:02:40,020 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 [2020-12-01 16:02:40,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2020-12-01 16:02:40,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 412. [2020-12-01 16:02:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-12-01 16:02:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 626 transitions. [2020-12-01 16:02:40,125 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 626 transitions. Word has length 57 [2020-12-01 16:02:40,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:40,127 INFO L481 AbstractCegarLoop]: Abstraction has 412 states and 626 transitions. [2020-12-01 16:02:40,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 626 transitions. [2020-12-01 16:02:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-01 16:02:40,134 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:40,135 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:40,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 16:02:40,136 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:40,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:40,137 INFO L82 PathProgramCache]: Analyzing trace with hash -553052551, now seen corresponding path program 1 times [2020-12-01 16:02:40,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:40,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389175851] [2020-12-01 16:02:40,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:40,417 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:40,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389175851] [2020-12-01 16:02:40,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:40,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 16:02:40,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174729414] [2020-12-01 16:02:40,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:40,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:40,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:40,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:40,423 INFO L87 Difference]: Start difference. First operand 412 states and 626 transitions. Second operand 3 states. [2020-12-01 16:02:41,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:41,850 INFO L93 Difference]: Finished difference Result 1199 states and 1829 transitions. [2020-12-01 16:02:41,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:41,854 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2020-12-01 16:02:41,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:41,862 INFO L225 Difference]: With dead ends: 1199 [2020-12-01 16:02:41,862 INFO L226 Difference]: Without dead ends: 789 [2020-12-01 16:02:41,864 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 [2020-12-01 16:02:41,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2020-12-01 16:02:41,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 789. [2020-12-01 16:02:41,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-12-01 16:02:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2020-12-01 16:02:41,925 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 123 [2020-12-01 16:02:41,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:41,926 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2020-12-01 16:02:41,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2020-12-01 16:02:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-01 16:02:41,934 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:41,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:41,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 16:02:41,935 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:41,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:41,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1275865853, now seen corresponding path program 1 times [2020-12-01 16:02:41,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:41,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950685122] [2020-12-01 16:02:41,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:42,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950685122] [2020-12-01 16:02:42,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:42,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 16:02:42,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447785011] [2020-12-01 16:02:42,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:42,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:42,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:42,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:42,196 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2020-12-01 16:02:43,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:43,457 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2020-12-01 16:02:43,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:43,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2020-12-01 16:02:43,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:43,470 INFO L225 Difference]: With dead ends: 2316 [2020-12-01 16:02:43,470 INFO L226 Difference]: Without dead ends: 1529 [2020-12-01 16:02:43,472 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 [2020-12-01 16:02:43,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2020-12-01 16:02:43,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2020-12-01 16:02:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-12-01 16:02:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2020-12-01 16:02:43,527 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 127 [2020-12-01 16:02:43,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:43,529 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2020-12-01 16:02:43,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2020-12-01 16:02:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 16:02:43,536 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:43,536 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:43,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 16:02:43,537 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:43,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:43,538 INFO L82 PathProgramCache]: Analyzing trace with hash -1959441627, now seen corresponding path program 1 times [2020-12-01 16:02:43,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:43,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129792059] [2020-12-01 16:02:43,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:43,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129792059] [2020-12-01 16:02:43,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:43,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 16:02:43,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862103204] [2020-12-01 16:02:43,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:43,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:43,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:43,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:43,753 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 3 states. [2020-12-01 16:02:45,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:45,022 INFO L93 Difference]: Finished difference Result 3614 states and 4472 transitions. [2020-12-01 16:02:45,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:45,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2020-12-01 16:02:45,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:45,042 INFO L225 Difference]: With dead ends: 3614 [2020-12-01 16:02:45,043 INFO L226 Difference]: Without dead ends: 2274 [2020-12-01 16:02:45,046 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 [2020-12-01 16:02:45,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2020-12-01 16:02:45,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 1897. [2020-12-01 16:02:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1897 states. [2020-12-01 16:02:45,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1897 states and 2306 transitions. [2020-12-01 16:02:45,112 INFO L78 Accepts]: Start accepts. Automaton has 1897 states and 2306 transitions. Word has length 184 [2020-12-01 16:02:45,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:45,115 INFO L481 AbstractCegarLoop]: Abstraction has 1897 states and 2306 transitions. [2020-12-01 16:02:45,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2306 transitions. [2020-12-01 16:02:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:02:45,125 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:45,126 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:45,126 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 16:02:45,126 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:45,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:45,127 INFO L82 PathProgramCache]: Analyzing trace with hash -432581500, now seen corresponding path program 1 times [2020-12-01 16:02:45,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:45,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489558005] [2020-12-01 16:02:45,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-01 16:02:45,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489558005] [2020-12-01 16:02:45,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:45,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 16:02:45,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790316956] [2020-12-01 16:02:45,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:45,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:45,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:45,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:45,501 INFO L87 Difference]: Start difference. First operand 1897 states and 2306 transitions. Second operand 3 states. [2020-12-01 16:02:46,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:46,901 INFO L93 Difference]: Finished difference Result 4538 states and 5620 transitions. [2020-12-01 16:02:46,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:46,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2020-12-01 16:02:46,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:46,921 INFO L225 Difference]: With dead ends: 4538 [2020-12-01 16:02:46,921 INFO L226 Difference]: Without dead ends: 2643 [2020-12-01 16:02:46,925 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 [2020-12-01 16:02:46,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2643 states. [2020-12-01 16:02:46,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2643 to 2458. [2020-12-01 16:02:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2458 states. [2020-12-01 16:02:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2458 states and 3014 transitions. [2020-12-01 16:02:46,989 INFO L78 Accepts]: Start accepts. Automaton has 2458 states and 3014 transitions. Word has length 239 [2020-12-01 16:02:46,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:46,991 INFO L481 AbstractCegarLoop]: Abstraction has 2458 states and 3014 transitions. [2020-12-01 16:02:46,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 3014 transitions. [2020-12-01 16:02:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-12-01 16:02:46,998 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:46,999 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:46,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 16:02:46,999 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:47,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:47,000 INFO L82 PathProgramCache]: Analyzing trace with hash 780014492, now seen corresponding path program 1 times [2020-12-01 16:02:47,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:47,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802426232] [2020-12-01 16:02:47,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 56 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:47,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802426232] [2020-12-01 16:02:47,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839653721] [2020-12-01 16:02:47,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/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 [2020-12-01 16:02:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:47,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 16:02:47,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:02:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-12-01 16:02:48,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 16:02:48,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-01 16:02:48,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985798381] [2020-12-01 16:02:48,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:48,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:48,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:48,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 16:02:48,560 INFO L87 Difference]: Start difference. First operand 2458 states and 3014 transitions. Second operand 3 states. [2020-12-01 16:02:50,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:50,051 INFO L93 Difference]: Finished difference Result 6389 states and 7980 transitions. [2020-12-01 16:02:50,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:50,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 276 [2020-12-01 16:02:50,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:50,080 INFO L225 Difference]: With dead ends: 6389 [2020-12-01 16:02:50,081 INFO L226 Difference]: Without dead ends: 3933 [2020-12-01 16:02:50,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 16:02:50,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2020-12-01 16:02:50,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 3929. [2020-12-01 16:02:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3929 states. [2020-12-01 16:02:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 4802 transitions. [2020-12-01 16:02:50,207 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 4802 transitions. Word has length 276 [2020-12-01 16:02:50,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:50,208 INFO L481 AbstractCegarLoop]: Abstraction has 3929 states and 4802 transitions. [2020-12-01 16:02:50,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 4802 transitions. [2020-12-01 16:02:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-12-01 16:02:50,219 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:50,220 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:50,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-01 16:02:50,454 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:50,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:50,455 INFO L82 PathProgramCache]: Analyzing trace with hash -373735383, now seen corresponding path program 1 times [2020-12-01 16:02:50,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:50,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316765858] [2020-12-01 16:02:50,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-12-01 16:02:50,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316765858] [2020-12-01 16:02:50,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:50,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 16:02:50,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136004153] [2020-12-01 16:02:50,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:50,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:50,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:50,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:50,770 INFO L87 Difference]: Start difference. First operand 3929 states and 4802 transitions. Second operand 3 states. [2020-12-01 16:02:52,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:52,431 INFO L93 Difference]: Finished difference Result 8782 states and 10884 transitions. [2020-12-01 16:02:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:52,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 287 [2020-12-01 16:02:52,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:52,466 INFO L225 Difference]: With dead ends: 8782 [2020-12-01 16:02:52,466 INFO L226 Difference]: Without dead ends: 4855 [2020-12-01 16:02:52,472 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 [2020-12-01 16:02:52,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2020-12-01 16:02:52,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4848. [2020-12-01 16:02:52,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4848 states. [2020-12-01 16:02:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 4848 states and 5852 transitions. [2020-12-01 16:02:52,606 INFO L78 Accepts]: Start accepts. Automaton has 4848 states and 5852 transitions. Word has length 287 [2020-12-01 16:02:52,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:52,607 INFO L481 AbstractCegarLoop]: Abstraction has 4848 states and 5852 transitions. [2020-12-01 16:02:52,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 4848 states and 5852 transitions. [2020-12-01 16:02:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2020-12-01 16:02:52,621 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:52,621 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-01 16:02:52,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 16:02:52,622 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:52,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:52,622 INFO L82 PathProgramCache]: Analyzing trace with hash 106331361, now seen corresponding path program 1 times [2020-12-01 16:02:52,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:52,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458209864] [2020-12-01 16:02:52,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 325 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-12-01 16:02:52,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458209864] [2020-12-01 16:02:52,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:52,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 16:02:52,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419643159] [2020-12-01 16:02:52,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:52,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:52,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:52,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:52,965 INFO L87 Difference]: Start difference. First operand 4848 states and 5852 transitions. Second operand 3 states. [2020-12-01 16:02:54,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:54,248 INFO L93 Difference]: Finished difference Result 10980 states and 13360 transitions. [2020-12-01 16:02:54,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:54,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2020-12-01 16:02:54,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:54,290 INFO L225 Difference]: With dead ends: 10980 [2020-12-01 16:02:54,290 INFO L226 Difference]: Without dead ends: 6134 [2020-12-01 16:02:54,298 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 [2020-12-01 16:02:54,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6134 states. [2020-12-01 16:02:54,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6134 to 5208. [2020-12-01 16:02:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5208 states. [2020-12-01 16:02:54,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5208 states to 5208 states and 6220 transitions. [2020-12-01 16:02:54,450 INFO L78 Accepts]: Start accepts. Automaton has 5208 states and 6220 transitions. Word has length 340 [2020-12-01 16:02:54,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:54,451 INFO L481 AbstractCegarLoop]: Abstraction has 5208 states and 6220 transitions. [2020-12-01 16:02:54,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 5208 states and 6220 transitions. [2020-12-01 16:02:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2020-12-01 16:02:54,467 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 16:02:54,468 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-01 16:02:54,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 16:02:54,468 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 16:02:54,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:54,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1669452933, now seen corresponding path program 1 times [2020-12-01 16:02:54,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:54,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098873588] [2020-12-01 16:02:54,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-12-01 16:02:54,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098873588] [2020-12-01 16:02:54,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 16:02:54,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 16:02:54,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883703579] [2020-12-01 16:02:54,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 16:02:54,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 16:02:54,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 16:02:54,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 16:02:54,939 INFO L87 Difference]: Start difference. First operand 5208 states and 6220 transitions. Second operand 3 states. [2020-12-01 16:02:56,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 16:02:56,196 INFO L93 Difference]: Finished difference Result 10410 states and 12435 transitions. [2020-12-01 16:02:56,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 16:02:56,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 363 [2020-12-01 16:02:56,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 16:02:56,198 INFO L225 Difference]: With dead ends: 10410 [2020-12-01 16:02:56,198 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 16:02:56,209 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 [2020-12-01 16:02:56,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 16:02:56,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 16:02:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 16:02:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 16:02:56,211 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2020-12-01 16:02:56,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 16:02:56,211 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 16:02:56,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 16:02:56,212 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 16:02:56,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:02:56,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 16:02:56,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 16:02:56,337 INFO L262 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-01 16:02:56,338 INFO L262 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,338 INFO L262 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-01 16:02:56,338 INFO L262 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,338 INFO L262 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,338 INFO L262 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,339 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,339 INFO L262 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,339 INFO L262 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,339 INFO L262 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-01 16:02:56,340 INFO L262 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-01 16:02:56,340 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-01 16:02:56,341 INFO L262 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,343 INFO L262 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,344 INFO L262 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-01 16:02:56,345 INFO L262 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,346 INFO L262 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,347 INFO L262 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,348 INFO L262 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,349 INFO L258 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (or (<= ~a25~0 10) (<= 0 (+ ~a23~0 41)) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (<= ~a29~0 130) (= ~a25~0 12))) [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,350 INFO L262 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-01 16:02:56,351 INFO L265 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,352 INFO L262 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,353 INFO L262 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,354 INFO L262 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,355 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-01 16:02:56,355 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-01 16:02:56,355 INFO L262 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-01 16:02:56,356 INFO L262 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,356 INFO L258 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (or (<= ~a25~0 10) (<= 0 (+ ~a23~0 41)) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (<= ~a29~0 130) (= ~a25~0 12))) [2020-12-01 16:02:56,356 INFO L262 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,356 INFO L262 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,357 INFO L262 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-01 16:02:56,358 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-01 16:02:56,359 INFO L262 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,363 INFO L262 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,363 INFO L262 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,364 INFO L262 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-01 16:02:56,365 INFO L262 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-01 16:02:56,366 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,367 INFO L262 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,368 INFO L262 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-01 16:02:56,369 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-01 16:02:56,370 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 16:02:56,370 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-12-01 16:02:56,370 INFO L262 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,370 INFO L262 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,370 INFO L262 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-01 16:02:56,371 INFO L262 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,372 INFO L262 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,373 INFO L262 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,374 INFO L262 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-01 16:02:56,375 INFO L262 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,376 INFO L262 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,377 INFO L262 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-12-01 16:02:56,378 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-01 16:02:56,379 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,380 INFO L262 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-01 16:02:56,381 INFO L262 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,382 INFO L262 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,383 INFO L262 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,384 INFO L262 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-01 16:02:56,385 INFO L262 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,386 INFO L262 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,387 INFO L262 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,387 INFO L262 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,388 INFO L262 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-01 16:02:56,389 INFO L262 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-01 16:02:56,389 INFO L262 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-01 16:02:56,389 INFO L262 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-01 16:02:56,389 INFO L262 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-01 16:02:56,389 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-01 16:02:56,390 INFO L262 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,391 INFO L262 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,391 INFO L262 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,391 INFO L262 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,394 INFO L262 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,395 INFO L262 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,395 INFO L262 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,395 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-01 16:02:56,395 INFO L262 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-01 16:02:56,395 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 16:02:56,396 INFO L262 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,397 INFO L262 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,397 INFO L262 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,397 INFO L262 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,397 INFO L262 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,397 INFO L262 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,398 INFO L262 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-01 16:02:56,398 INFO L262 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-01 16:02:56,398 INFO L262 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,398 INFO L262 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,398 INFO L262 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-01 16:02:56,399 INFO L262 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-01 16:02:56,400 INFO L262 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-01 16:02:56,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 04:02:56 BoogieIcfgContainer [2020-12-01 16:02:56,425 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 16:02:56,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:02:56,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:02:56,426 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:02:56,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:37" (3/4) ... [2020-12-01 16:02:56,431 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:02:56,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-01 16:02:56,485 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 16:02:56,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:02:56,489 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:02:56,780 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cb88d71d-142a-469a-a122-7b53e1e68ce2/bin/uautomizer/witness.graphml [2020-12-01 16:02:56,780 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:02:56,783 INFO L168 Benchmark]: Toolchain (without parser) took 23828.43 ms. Allocated memory was 100.7 MB in the beginning and 541.1 MB in the end (delta: 440.4 MB). Free memory was 66.8 MB in the beginning and 468.9 MB in the end (delta: -402.1 MB). Peak memory consumption was 311.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,783 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 79.7 MB. Free memory was 37.0 MB in the beginning and 36.9 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:02:56,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.99 ms. Allocated memory is still 100.7 MB. Free memory was 66.8 MB in the beginning and 44.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.73 ms. Allocated memory is still 100.7 MB. Free memory was 44.7 MB in the beginning and 65.5 MB in the end (delta: -20.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,786 INFO L168 Benchmark]: Boogie Preprocessor took 195.30 ms. Allocated memory is still 100.7 MB. Free memory was 65.5 MB in the beginning and 55.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,787 INFO L168 Benchmark]: RCFGBuilder took 2498.96 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 55.7 MB in the beginning and 85.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,787 INFO L168 Benchmark]: TraceAbstraction took 19171.53 ms. Allocated memory was 140.5 MB in the beginning and 541.1 MB in the end (delta: 400.6 MB). Free memory was 85.1 MB in the beginning and 199.5 MB in the end (delta: -114.4 MB). Peak memory consumption was 286.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,788 INFO L168 Benchmark]: Witness Printer took 354.63 ms. Allocated memory is still 541.1 MB. Free memory was 199.5 MB in the beginning and 468.9 MB in the end (delta: -269.4 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:56,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 79.7 MB. Free memory was 37.0 MB in the beginning and 36.9 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1332.99 ms. Allocated memory is still 100.7 MB. Free memory was 66.8 MB in the beginning and 44.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 247.73 ms. Allocated memory is still 100.7 MB. Free memory was 44.7 MB in the beginning and 65.5 MB in the end (delta: -20.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 195.30 ms. Allocated memory is still 100.7 MB. Free memory was 65.5 MB in the beginning and 55.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2498.96 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 55.7 MB in the beginning and 85.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19171.53 ms. Allocated memory was 140.5 MB in the beginning and 541.1 MB in the end (delta: 400.6 MB). Free memory was 85.1 MB in the beginning and 199.5 MB in the end (delta: -114.4 MB). Peak memory consumption was 286.0 MB. Max. memory is 16.1 GB. * Witness Printer took 354.63 ms. Allocated memory is still 541.1 MB. Free memory was 199.5 MB in the beginning and 468.9 MB in the end (delta: -269.4 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((a25 <= 10 || 0 <= a23 + 41) || 140 < a29) || !(a4 == 1)) || (a29 <= 130 && a25 == 12) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((a25 <= 10 || 0 <= a23 + 41) || 140 < a29) || !(a4 == 1)) || (a29 <= 130 && a25 == 12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.8s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 13.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1920 SDtfs, 1418 SDslu, 201 SDs, 0 SdLazy, 4786 SolverSat, 1165 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5208occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 1512 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 61 NumberOfFragments, 47 HoareAnnotationTreeSize, 3 FomulaSimplifications, 872 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2272 NumberOfCodeBlocks, 2272 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2262 ConstructedInterpolants, 0 QuantifiedInterpolants, 1763129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 400 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 1627/1755 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...