./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label36.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_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label36.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/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 6dad619cb54abd627b6fe4d1a710880489101ad0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:23:32,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:23:32,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:23:32,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:23:32,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:23:32,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:23:32,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:23:32,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:23:32,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:23:32,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:23:32,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:23:32,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:23:32,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:23:32,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:23:32,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:23:32,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:23:32,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:23:32,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:23:32,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:23:32,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:23:32,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:23:32,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:23:32,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:23:32,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:23:32,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:23:32,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:23:32,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:23:32,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:23:32,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:23:32,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:23:32,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:23:32,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:23:32,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:23:32,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:23:32,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:23:32,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:23:32,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:23:32,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:23:32,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:23:32,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:23:32,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:23:32,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:23:32,526 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:23:32,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:23:32,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:23:32,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:23:32,531 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:23:32,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:23:32,532 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:23:32,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:23:32,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:23:32,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:23:32,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:23:32,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:23:32,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:23:32,534 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:23:32,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:23:32,535 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:23:32,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:23:32,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:23:32,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:23:32,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:23:32,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:23:32,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:23:32,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:23:32,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:23:32,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:23:32,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:23:32,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:23:32,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:23:32,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:23:32,538 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_ce208421-c43b-4ac4-96ad-91fd27c75560/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dad619cb54abd627b6fe4d1a710880489101ad0 [2020-12-01 15:23:32,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:23:32,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:23:32,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:23:32,841 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:23:32,842 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:23:32,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2020-12-01 15:23:32,918 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/data/afdd9ee52/93dffcfcad4848398a3318f44a62f24a/FLAG74f943ad7 [2020-12-01 15:23:33,600 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:23:33,604 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2020-12-01 15:23:33,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/data/afdd9ee52/93dffcfcad4848398a3318f44a62f24a/FLAG74f943ad7 [2020-12-01 15:23:33,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/data/afdd9ee52/93dffcfcad4848398a3318f44a62f24a [2020-12-01 15:23:33,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:23:33,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:23:33,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:23:33,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:23:33,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:23:33,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:23:33" (1/1) ... [2020-12-01 15:23:33,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a0482d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:33, skipping insertion in model container [2020-12-01 15:23:33,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:23:33" (1/1) ... [2020-12-01 15:23:33,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:23:33,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:23:34,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:23:34,635 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:23:34,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:23:34,927 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:23:34,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34 WrapperNode [2020-12-01 15:23:34,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:23:34,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:23:34,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:23:34,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:23:34,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:34,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:23:35,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:23:35,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:23:35,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:23:35,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... [2020-12-01 15:23:35,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:23:35,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:23:35,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:23:35,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:23:35,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/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 15:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:23:35,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:23:37,964 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:23:37,965 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 15:23:37,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:23:37 BoogieIcfgContainer [2020-12-01 15:23:37,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:23:37,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:23:37,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:23:37,975 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:23:37,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:23:33" (1/3) ... [2020-12-01 15:23:37,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3008e6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:23:37, skipping insertion in model container [2020-12-01 15:23:37,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:23:34" (2/3) ... [2020-12-01 15:23:37,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3008e6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:23:37, skipping insertion in model container [2020-12-01 15:23:37,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:23:37" (3/3) ... [2020-12-01 15:23:37,979 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label36.c [2020-12-01 15:23:37,997 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:23:38,001 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 15:23:38,012 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 15:23:38,057 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:23:38,057 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:23:38,058 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:23:38,058 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:23:38,058 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:23:38,058 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:23:38,058 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:23:38,058 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:23:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-12-01 15:23:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 15:23:38,099 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:38,099 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] [2020-12-01 15:23:38,100 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:38,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:38,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1318097310, now seen corresponding path program 1 times [2020-12-01 15:23:38,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:38,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824890368] [2020-12-01 15:23:38,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:38,401 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 15:23:38,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824890368] [2020-12-01 15:23:38,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:38,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:23:38,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408254121] [2020-12-01 15:23:38,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:38,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:38,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:38,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:38,426 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-12-01 15:23:40,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:40,625 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-12-01 15:23:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:40,627 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-01 15:23:40,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:40,657 INFO L225 Difference]: With dead ends: 1123 [2020-12-01 15:23:40,661 INFO L226 Difference]: Without dead ends: 662 [2020-12-01 15:23:40,673 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 15:23:40,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-12-01 15:23:40,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-12-01 15:23:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-12-01 15:23:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2020-12-01 15:23:40,774 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 36 [2020-12-01 15:23:40,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:40,775 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2020-12-01 15:23:40,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2020-12-01 15:23:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 15:23:40,781 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:40,783 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:40,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:23:40,783 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:40,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:40,787 INFO L82 PathProgramCache]: Analyzing trace with hash -2052957764, now seen corresponding path program 1 times [2020-12-01 15:23:40,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:40,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101615862] [2020-12-01 15:23:40,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:23:41,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101615862] [2020-12-01 15:23:41,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:41,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:23:41,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596961701] [2020-12-01 15:23:41,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:23:41,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:41,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:23:41,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:23:41,098 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand 4 states. [2020-12-01 15:23:43,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:43,721 INFO L93 Difference]: Finished difference Result 2309 states and 3414 transitions. [2020-12-01 15:23:43,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:23:43,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2020-12-01 15:23:43,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:43,733 INFO L225 Difference]: With dead ends: 2309 [2020-12-01 15:23:43,733 INFO L226 Difference]: Without dead ends: 1649 [2020-12-01 15:23:43,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:23:43,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-12-01 15:23:43,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-12-01 15:23:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-12-01 15:23:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2310 transitions. [2020-12-01 15:23:43,804 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2310 transitions. Word has length 104 [2020-12-01 15:23:43,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:43,805 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2310 transitions. [2020-12-01 15:23:43,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:23:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2310 transitions. [2020-12-01 15:23:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-01 15:23:43,811 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:43,811 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:43,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:23:43,812 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:43,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:43,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1766651675, now seen corresponding path program 1 times [2020-12-01 15:23:43,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:43,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117245599] [2020-12-01 15:23:43,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:44,059 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:23:44,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117245599] [2020-12-01 15:23:44,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:44,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:23:44,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252308019] [2020-12-01 15:23:44,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:44,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:44,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:44,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:44,061 INFO L87 Difference]: Start difference. First operand 1649 states and 2310 transitions. Second operand 3 states. [2020-12-01 15:23:45,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:45,865 INFO L93 Difference]: Finished difference Result 3625 states and 5242 transitions. [2020-12-01 15:23:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:45,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2020-12-01 15:23:45,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:45,882 INFO L225 Difference]: With dead ends: 3625 [2020-12-01 15:23:45,883 INFO L226 Difference]: Without dead ends: 2307 [2020-12-01 15:23:45,885 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 15:23:45,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-12-01 15:23:45,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-12-01 15:23:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-12-01 15:23:45,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3113 transitions. [2020-12-01 15:23:45,962 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3113 transitions. Word has length 167 [2020-12-01 15:23:45,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:45,964 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3113 transitions. [2020-12-01 15:23:45,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:45,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3113 transitions. [2020-12-01 15:23:45,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-12-01 15:23:45,975 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:45,975 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:23:45,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:23:45,976 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:45,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:45,977 INFO L82 PathProgramCache]: Analyzing trace with hash -602338474, now seen corresponding path program 1 times [2020-12-01 15:23:45,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:45,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528339136] [2020-12-01 15:23:45,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 15:23:46,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528339136] [2020-12-01 15:23:46,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:46,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:23:46,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575648211] [2020-12-01 15:23:46,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:46,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:46,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:46,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:46,213 INFO L87 Difference]: Start difference. First operand 2307 states and 3113 transitions. Second operand 3 states. [2020-12-01 15:23:48,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:48,002 INFO L93 Difference]: Finished difference Result 5599 states and 7699 transitions. [2020-12-01 15:23:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:48,002 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2020-12-01 15:23:48,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:48,024 INFO L225 Difference]: With dead ends: 5599 [2020-12-01 15:23:48,024 INFO L226 Difference]: Without dead ends: 3623 [2020-12-01 15:23:48,027 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 15:23:48,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-12-01 15:23:48,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 2965. [2020-12-01 15:23:48,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-12-01 15:23:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3688 transitions. [2020-12-01 15:23:48,107 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3688 transitions. Word has length 202 [2020-12-01 15:23:48,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:48,108 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3688 transitions. [2020-12-01 15:23:48,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3688 transitions. [2020-12-01 15:23:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-12-01 15:23:48,113 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:48,114 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:23:48,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:23:48,114 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:48,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:48,115 INFO L82 PathProgramCache]: Analyzing trace with hash 736547111, now seen corresponding path program 1 times [2020-12-01 15:23:48,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:48,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955766856] [2020-12-01 15:23:48,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:23:48,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955766856] [2020-12-01 15:23:48,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:48,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:23:48,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359415498] [2020-12-01 15:23:48,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:48,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:48,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:48,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:48,304 INFO L87 Difference]: Start difference. First operand 2965 states and 3688 transitions. Second operand 3 states. [2020-12-01 15:23:49,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:49,701 INFO L93 Difference]: Finished difference Result 6915 states and 8657 transitions. [2020-12-01 15:23:49,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:49,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2020-12-01 15:23:49,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:49,727 INFO L225 Difference]: With dead ends: 6915 [2020-12-01 15:23:49,727 INFO L226 Difference]: Without dead ends: 3623 [2020-12-01 15:23:49,731 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 15:23:49,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-12-01 15:23:49,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 3623. [2020-12-01 15:23:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-12-01 15:23:49,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 3898 transitions. [2020-12-01 15:23:49,815 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 3898 transitions. Word has length 219 [2020-12-01 15:23:49,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:49,815 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 3898 transitions. [2020-12-01 15:23:49,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 3898 transitions. [2020-12-01 15:23:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 15:23:49,819 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:49,820 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:49,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:23:49,820 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:49,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:49,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1547110113, now seen corresponding path program 1 times [2020-12-01 15:23:49,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:49,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886954513] [2020-12-01 15:23:49,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:23:50,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886954513] [2020-12-01 15:23:50,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:50,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:23:50,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800795821] [2020-12-01 15:23:50,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:50,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:50,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:50,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:50,039 INFO L87 Difference]: Start difference. First operand 3623 states and 3898 transitions. Second operand 3 states. [2020-12-01 15:23:51,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:51,341 INFO L93 Difference]: Finished difference Result 8231 states and 8905 transitions. [2020-12-01 15:23:51,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:51,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2020-12-01 15:23:51,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:51,367 INFO L225 Difference]: With dead ends: 8231 [2020-12-01 15:23:51,367 INFO L226 Difference]: Without dead ends: 4939 [2020-12-01 15:23:51,372 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 15:23:51,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-12-01 15:23:51,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-12-01 15:23:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-12-01 15:23:51,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5192 transitions. [2020-12-01 15:23:51,486 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5192 transitions. Word has length 271 [2020-12-01 15:23:51,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:51,490 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5192 transitions. [2020-12-01 15:23:51,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5192 transitions. [2020-12-01 15:23:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2020-12-01 15:23:51,498 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:51,499 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:23:51,499 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 15:23:51,499 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:51,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:51,500 INFO L82 PathProgramCache]: Analyzing trace with hash -972095967, now seen corresponding path program 1 times [2020-12-01 15:23:51,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:51,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338912651] [2020-12-01 15:23:51,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:51,771 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-12-01 15:23:51,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338912651] [2020-12-01 15:23:51,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:51,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:23:51,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563572955] [2020-12-01 15:23:51,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:51,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:51,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:51,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:51,775 INFO L87 Difference]: Start difference. First operand 4939 states and 5192 transitions. Second operand 3 states. [2020-12-01 15:23:53,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:53,094 INFO L93 Difference]: Finished difference Result 10863 states and 11493 transitions. [2020-12-01 15:23:53,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:53,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 375 [2020-12-01 15:23:53,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:53,124 INFO L225 Difference]: With dead ends: 10863 [2020-12-01 15:23:53,124 INFO L226 Difference]: Without dead ends: 6255 [2020-12-01 15:23:53,130 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 15:23:53,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2020-12-01 15:23:53,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 6255. [2020-12-01 15:23:53,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2020-12-01 15:23:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6597 transitions. [2020-12-01 15:23:53,267 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6597 transitions. Word has length 375 [2020-12-01 15:23:53,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:53,268 INFO L481 AbstractCegarLoop]: Abstraction has 6255 states and 6597 transitions. [2020-12-01 15:23:53,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6597 transitions. [2020-12-01 15:23:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2020-12-01 15:23:53,277 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:53,278 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:23:53,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:23:53,278 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:53,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:53,279 INFO L82 PathProgramCache]: Analyzing trace with hash -2105494534, now seen corresponding path program 1 times [2020-12-01 15:23:53,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:53,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823773433] [2020-12-01 15:23:53,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-12-01 15:23:53,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823773433] [2020-12-01 15:23:53,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974841839] [2020-12-01 15:23:53,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/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 15:23:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:53,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:23:53,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:23:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-12-01 15:23:54,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:23:54,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-12-01 15:23:54,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096886162] [2020-12-01 15:23:54,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:54,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:54,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:54,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:23:54,854 INFO L87 Difference]: Start difference. First operand 6255 states and 6597 transitions. Second operand 3 states. [2020-12-01 15:23:56,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:56,192 INFO L93 Difference]: Finished difference Result 7573 states and 7950 transitions. [2020-12-01 15:23:56,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:56,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 429 [2020-12-01 15:23:56,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:56,226 INFO L225 Difference]: With dead ends: 7573 [2020-12-01 15:23:56,226 INFO L226 Difference]: Without dead ends: 7571 [2020-12-01 15:23:56,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 428 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:23:56,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-12-01 15:23:56,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6584. [2020-12-01 15:23:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-12-01 15:23:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6939 transitions. [2020-12-01 15:23:56,342 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6939 transitions. Word has length 429 [2020-12-01 15:23:56,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:56,343 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6939 transitions. [2020-12-01 15:23:56,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:56,343 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6939 transitions. [2020-12-01 15:23:56,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1232 [2020-12-01 15:23:56,407 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:56,408 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:56,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-12-01 15:23:56,623 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:56,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:56,624 INFO L82 PathProgramCache]: Analyzing trace with hash 840603422, now seen corresponding path program 1 times [2020-12-01 15:23:56,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:56,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033474597] [2020-12-01 15:23:56,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:23:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1917 proven. 0 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2020-12-01 15:23:58,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033474597] [2020-12-01 15:23:58,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:23:58,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:23:58,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281431005] [2020-12-01 15:23:58,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:23:58,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:23:58,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:23:58,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:58,247 INFO L87 Difference]: Start difference. First operand 6584 states and 6939 transitions. Second operand 3 states. [2020-12-01 15:23:59,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:23:59,527 INFO L93 Difference]: Finished difference Result 14482 states and 15329 transitions. [2020-12-01 15:23:59,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:23:59,528 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1231 [2020-12-01 15:23:59,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:23:59,555 INFO L225 Difference]: With dead ends: 14482 [2020-12-01 15:23:59,555 INFO L226 Difference]: Without dead ends: 8229 [2020-12-01 15:23:59,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:23:59,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2020-12-01 15:23:59,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 7900. [2020-12-01 15:23:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-12-01 15:23:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8281 transitions. [2020-12-01 15:23:59,676 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8281 transitions. Word has length 1231 [2020-12-01 15:23:59,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:23:59,677 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8281 transitions. [2020-12-01 15:23:59,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:23:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8281 transitions. [2020-12-01 15:23:59,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1449 [2020-12-01 15:23:59,709 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:23:59,710 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:23:59,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 15:23:59,711 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:23:59,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:23:59,712 INFO L82 PathProgramCache]: Analyzing trace with hash -185468941, now seen corresponding path program 1 times [2020-12-01 15:23:59,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:23:59,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710438671] [2020-12-01 15:23:59,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:23:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:02,407 INFO L134 CoverageAnalysis]: Checked inductivity of 3796 backedges. 2739 proven. 0 refuted. 0 times theorem prover too weak. 1057 trivial. 0 not checked. [2020-12-01 15:24:02,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710438671] [2020-12-01 15:24:02,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:24:02,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-01 15:24:02,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740646002] [2020-12-01 15:24:02,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-01 15:24:02,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:02,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-01 15:24:02,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:24:02,410 INFO L87 Difference]: Start difference. First operand 7900 states and 8281 transitions. Second operand 6 states. [2020-12-01 15:24:04,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:04,028 INFO L93 Difference]: Finished difference Result 15536 states and 16296 transitions. [2020-12-01 15:24:04,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:24:04,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1448 [2020-12-01 15:24:04,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:04,045 INFO L225 Difference]: With dead ends: 15536 [2020-12-01 15:24:04,045 INFO L226 Difference]: Without dead ends: 7967 [2020-12-01 15:24:04,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:24:04,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2020-12-01 15:24:04,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 7900. [2020-12-01 15:24:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-12-01 15:24:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8270 transitions. [2020-12-01 15:24:04,161 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8270 transitions. Word has length 1448 [2020-12-01 15:24:04,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:04,162 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8270 transitions. [2020-12-01 15:24:04,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-01 15:24:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8270 transitions. [2020-12-01 15:24:04,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1463 [2020-12-01 15:24:04,195 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:04,197 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 15:24:04,197 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-01 15:24:04,197 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:04,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:04,198 INFO L82 PathProgramCache]: Analyzing trace with hash 146548796, now seen corresponding path program 1 times [2020-12-01 15:24:04,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:04,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682871064] [2020-12-01 15:24:04,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3671 backedges. 2651 proven. 0 refuted. 0 times theorem prover too weak. 1020 trivial. 0 not checked. [2020-12-01 15:24:07,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682871064] [2020-12-01 15:24:07,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:24:07,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:24:07,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678144674] [2020-12-01 15:24:07,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:24:07,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:07,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:24:07,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:24:07,176 INFO L87 Difference]: Start difference. First operand 7900 states and 8270 transitions. Second operand 4 states. [2020-12-01 15:24:08,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:08,623 INFO L93 Difference]: Finished difference Result 15485 states and 16223 transitions. [2020-12-01 15:24:08,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-01 15:24:08,624 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1462 [2020-12-01 15:24:08,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:08,643 INFO L225 Difference]: With dead ends: 15485 [2020-12-01 15:24:08,643 INFO L226 Difference]: Without dead ends: 7916 [2020-12-01 15:24:08,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:24:08,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7916 states. [2020-12-01 15:24:08,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7916 to 7900. [2020-12-01 15:24:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-12-01 15:24:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8268 transitions. [2020-12-01 15:24:08,764 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8268 transitions. Word has length 1462 [2020-12-01 15:24:08,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:08,765 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8268 transitions. [2020-12-01 15:24:08,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:24:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8268 transitions. [2020-12-01 15:24:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1594 [2020-12-01 15:24:08,799 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:08,801 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:24:08,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-01 15:24:08,802 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:08,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:08,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1640274912, now seen corresponding path program 1 times [2020-12-01 15:24:08,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:08,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044516603] [2020-12-01 15:24:08,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5095 backedges. 3267 proven. 0 refuted. 0 times theorem prover too weak. 1828 trivial. 0 not checked. [2020-12-01 15:24:11,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044516603] [2020-12-01 15:24:11,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:24:11,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:24:11,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894843050] [2020-12-01 15:24:11,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:24:11,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:11,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:24:11,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:24:11,261 INFO L87 Difference]: Start difference. First operand 7900 states and 8268 transitions. Second operand 3 states. [2020-12-01 15:24:12,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:12,345 INFO L93 Difference]: Finished difference Result 16456 states and 17205 transitions. [2020-12-01 15:24:12,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:24:12,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1593 [2020-12-01 15:24:12,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:12,361 INFO L225 Difference]: With dead ends: 16456 [2020-12-01 15:24:12,361 INFO L226 Difference]: Without dead ends: 8887 [2020-12-01 15:24:12,370 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 15:24:12,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-12-01 15:24:12,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-12-01 15:24:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-12-01 15:24:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9262 transitions. [2020-12-01 15:24:12,488 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9262 transitions. Word has length 1593 [2020-12-01 15:24:12,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:12,489 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9262 transitions. [2020-12-01 15:24:12,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:24:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9262 transitions. [2020-12-01 15:24:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1612 [2020-12-01 15:24:12,524 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:12,525 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:24:12,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 15:24:12,525 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:12,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:12,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1055054485, now seen corresponding path program 1 times [2020-12-01 15:24:12,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:12,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207375148] [2020-12-01 15:24:12,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 5138 backedges. 1889 proven. 1350 refuted. 0 times theorem prover too weak. 1899 trivial. 0 not checked. [2020-12-01 15:24:17,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207375148] [2020-12-01 15:24:17,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762968987] [2020-12-01 15:24:17,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:24:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:17,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 1895 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:24:17,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:24:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5138 backedges. 2822 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2020-12-01 15:24:20,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:24:20,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-01 15:24:20,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355192489] [2020-12-01 15:24:20,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:24:20,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:20,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:24:20,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:24:20,518 INFO L87 Difference]: Start difference. First operand 8887 states and 9262 transitions. Second operand 3 states. [2020-12-01 15:24:21,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:21,542 INFO L93 Difference]: Finished difference Result 17443 states and 18191 transitions. [2020-12-01 15:24:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:24:21,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1611 [2020-12-01 15:24:21,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:21,560 INFO L225 Difference]: With dead ends: 17443 [2020-12-01 15:24:21,560 INFO L226 Difference]: Without dead ends: 8887 [2020-12-01 15:24:21,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1615 GetRequests, 1611 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:24:21,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-12-01 15:24:21,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-12-01 15:24:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-12-01 15:24:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9213 transitions. [2020-12-01 15:24:21,683 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9213 transitions. Word has length 1611 [2020-12-01 15:24:21,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:21,685 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9213 transitions. [2020-12-01 15:24:21,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:24:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9213 transitions. [2020-12-01 15:24:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1702 [2020-12-01 15:24:21,721 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:21,722 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:24:21,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-01 15:24:21,937 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:21,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:21,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1988332918, now seen corresponding path program 1 times [2020-12-01 15:24:21,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:21,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388490976] [2020-12-01 15:24:21,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 5188 backedges. 3244 proven. 36 refuted. 0 times theorem prover too weak. 1908 trivial. 0 not checked. [2020-12-01 15:24:24,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388490976] [2020-12-01 15:24:24,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463423015] [2020-12-01 15:24:24,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:24:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:25,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 15:24:25,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:24:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5188 backedges. 2246 proven. 201 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2020-12-01 15:24:30,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 15:24:30,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2020-12-01 15:24:30,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941974852] [2020-12-01 15:24:30,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-01 15:24:30,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:30,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-01 15:24:30,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:24:30,043 INFO L87 Difference]: Start difference. First operand 8887 states and 9213 transitions. Second operand 7 states. [2020-12-01 15:24:35,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:35,413 INFO L93 Difference]: Finished difference Result 22378 states and 23252 transitions. [2020-12-01 15:24:35,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:24:35,413 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1701 [2020-12-01 15:24:35,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:35,435 INFO L225 Difference]: With dead ends: 22378 [2020-12-01 15:24:35,435 INFO L226 Difference]: Without dead ends: 13493 [2020-12-01 15:24:35,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1715 GetRequests, 1707 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-12-01 15:24:35,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2020-12-01 15:24:35,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13493. [2020-12-01 15:24:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13493 states. [2020-12-01 15:24:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13890 transitions. [2020-12-01 15:24:35,674 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13890 transitions. Word has length 1701 [2020-12-01 15:24:35,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:35,675 INFO L481 AbstractCegarLoop]: Abstraction has 13493 states and 13890 transitions. [2020-12-01 15:24:35,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-01 15:24:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13890 transitions. [2020-12-01 15:24:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2007 [2020-12-01 15:24:35,723 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:35,725 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2020-12-01 15:24:35,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-01 15:24:35,945 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:35,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:35,946 INFO L82 PathProgramCache]: Analyzing trace with hash -577469160, now seen corresponding path program 1 times [2020-12-01 15:24:35,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:35,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675965465] [2020-12-01 15:24:35,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 7589 backedges. 2688 proven. 156 refuted. 0 times theorem prover too weak. 4745 trivial. 0 not checked. [2020-12-01 15:24:40,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675965465] [2020-12-01 15:24:40,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338428997] [2020-12-01 15:24:40,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:24:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:40,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 2330 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 15:24:40,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:24:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 7589 backedges. 2844 proven. 0 refuted. 0 times theorem prover too weak. 4745 trivial. 0 not checked. [2020-12-01 15:24:44,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:24:44,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-01 15:24:44,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950372613] [2020-12-01 15:24:44,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:24:44,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:44,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:24:44,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:24:44,761 INFO L87 Difference]: Start difference. First operand 13493 states and 13890 transitions. Second operand 3 states. [2020-12-01 15:24:45,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:45,836 INFO L93 Difference]: Finished difference Result 27971 states and 28811 transitions. [2020-12-01 15:24:45,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:24:45,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2006 [2020-12-01 15:24:45,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:45,861 INFO L225 Difference]: With dead ends: 27971 [2020-12-01 15:24:45,862 INFO L226 Difference]: Without dead ends: 14809 [2020-12-01 15:24:45,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2010 GetRequests, 2005 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:24:45,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2020-12-01 15:24:46,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14809. [2020-12-01 15:24:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14809 states. [2020-12-01 15:24:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15224 transitions. [2020-12-01 15:24:46,051 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15224 transitions. Word has length 2006 [2020-12-01 15:24:46,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:46,052 INFO L481 AbstractCegarLoop]: Abstraction has 14809 states and 15224 transitions. [2020-12-01 15:24:46,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:24:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15224 transitions. [2020-12-01 15:24:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2094 [2020-12-01 15:24:46,107 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:24:46,108 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:24:46,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:24:46,323 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:24:46,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:24:46,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1072819964, now seen corresponding path program 1 times [2020-12-01 15:24:46,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:24:46,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607835830] [2020-12-01 15:24:46,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:24:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 4446 proven. 1581 refuted. 0 times theorem prover too weak. 1893 trivial. 0 not checked. [2020-12-01 15:24:52,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607835830] [2020-12-01 15:24:52,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873006701] [2020-12-01 15:24:52,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:24:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:24:53,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 2431 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 15:24:53,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:24:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 7547 trivial. 0 not checked. [2020-12-01 15:24:57,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:24:57,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-01 15:24:57,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506845735] [2020-12-01 15:24:57,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:24:57,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:24:57,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:24:57,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:24:57,011 INFO L87 Difference]: Start difference. First operand 14809 states and 15224 transitions. Second operand 3 states. [2020-12-01 15:24:58,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:24:58,186 INFO L93 Difference]: Finished difference Result 34549 states and 35581 transitions. [2020-12-01 15:24:58,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:24:58,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2093 [2020-12-01 15:24:58,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:24:58,189 INFO L225 Difference]: With dead ends: 34549 [2020-12-01 15:24:58,190 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:24:58,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2098 GetRequests, 2094 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:24:58,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:24:58,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:24:58,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:24:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:24:58,205 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2093 [2020-12-01 15:24:58,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:24:58,205 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:24:58,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:24:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:24:58,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:24:58,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-01 15:24:58,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:24:58,670 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 118 [2020-12-01 15:24:58,844 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 118 [2020-12-01 15:24:59,164 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-12-01 15:24:59,601 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2020-12-01 15:24:59,935 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,938 INFO L262 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-01 15:24:59,939 INFO L262 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-01 15:24:59,939 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-01 15:24:59,940 INFO L262 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,940 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,940 INFO L262 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-01 15:24:59,941 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,942 INFO L262 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-01 15:24:59,943 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-01 15:24:59,944 INFO L258 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse1 (< 0 (+ ~a18~0 45))) (.cse0 (<= ~a15~0 3)) (.cse3 (<= ~a12~0 5)) (.cse2 (<= ~a16~0 11))) (or (and (= ~a12~0 8) .cse0) (and .cse1 .cse0) (and .cse1 .cse2 .cse3) (and (= ~a12~0 6) .cse2) (and (<= ~a12~0 7) .cse0) (and (<= 11 ~a16~0) .cse0) (<= ~a16~0 8) (and (<= (+ ~a18~0 79) 0) .cse2 .cse3) (and (<= 4 ~a15~0) (not (= ~a16~0 10)) .cse2))) [2020-12-01 15:24:59,944 INFO L262 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,944 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,944 INFO L262 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,944 INFO L262 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,944 INFO L262 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-01 15:24:59,945 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,946 INFO L262 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,947 INFO L262 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-01 15:24:59,948 INFO L262 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L258 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse2 (< 0 (+ ~a18~0 45))) (.cse1 (<= ~a15~0 3)) (.cse0 (<= ~a16~0 11)) (.cse3 (<= ~a12~0 5))) (or (and (not (= ~a16~0 10)) (<= 4 ~a15~0) .cse0) (and (= ~a12~0 8) .cse1) (and .cse2 .cse1) (and .cse2 .cse0 .cse3) (and (= ~a12~0 6) .cse0) (and (<= ~a12~0 7) .cse1) (and (<= 11 ~a16~0) .cse1) (<= ~a16~0 8) (and (<= (+ ~a18~0 79) 0) .cse0 .cse3))) [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,949 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,950 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,950 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:24:59,950 INFO L262 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,951 INFO L262 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,951 INFO L262 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,951 INFO L262 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,951 INFO L262 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,951 INFO L262 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L265 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,952 INFO L262 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,953 INFO L262 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,954 INFO L262 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,955 INFO L262 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-01 15:24:59,956 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:24:59,957 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-01 15:24:59,957 INFO L258 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse1 (< 0 (+ ~a18~0 45))) (.cse0 (<= ~a15~0 3)) (.cse3 (<= ~a12~0 5)) (.cse2 (<= ~a16~0 11))) (or (and (= ~a12~0 8) .cse0) (and .cse1 .cse0) (and .cse1 .cse2 .cse3) (and (= ~a12~0 6) .cse2) (and (<= ~a12~0 7) .cse0) (and (<= 11 ~a16~0) .cse0) (<= ~a16~0 8) (and (<= (+ ~a18~0 79) 0) .cse2 .cse3) (and (<= 4 ~a15~0) (not (= ~a16~0 10)) .cse2))) [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,958 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,959 INFO L262 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,960 INFO L262 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,961 INFO L262 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-12-01 15:24:59,962 INFO L262 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,962 INFO L262 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,962 INFO L262 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,962 INFO L262 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,963 INFO L262 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,964 INFO L262 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,965 INFO L262 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,965 INFO L262 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-01 15:24:59,965 INFO L262 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,965 INFO L262 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-01 15:24:59,966 INFO L262 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-01 15:24:59,966 INFO L262 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,966 INFO L262 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,966 INFO L262 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,967 INFO L262 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,967 INFO L262 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,967 INFO L262 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,967 INFO L262 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,967 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,968 INFO L262 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,968 INFO L262 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,969 INFO L262 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,969 INFO L262 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,971 INFO L262 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,971 INFO L262 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,972 INFO L262 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,973 INFO L262 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,974 INFO L262 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-01 15:24:59,975 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,976 INFO L262 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:24:59,977 INFO L262 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,978 INFO L262 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-01 15:24:59,979 INFO L262 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,980 INFO L262 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-01 15:24:59,981 INFO L262 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,982 INFO L262 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,983 INFO L262 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,984 INFO L262 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-01 15:24:59,985 INFO L262 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,986 INFO L262 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,987 INFO L262 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-01 15:24:59,988 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-01 15:25:00,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:25:00 BoogieIcfgContainer [2020-12-01 15:25:00,034 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:25:00,035 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:25:00,035 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:25:00,035 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:25:00,036 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:23:37" (3/4) ... [2020-12-01 15:25:00,046 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:25:00,097 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 15:25:00,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 15:25:00,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:25:00,109 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:25:00,441 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ce208421-c43b-4ac4-96ad-91fd27c75560/bin/uautomizer/witness.graphml [2020-12-01 15:25:00,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:25:00,442 INFO L168 Benchmark]: Toolchain (without parser) took 86674.56 ms. Allocated memory was 86.0 MB in the beginning and 3.7 GB in the end (delta: 3.7 GB). Free memory was 49.3 MB in the beginning and 3.6 GB in the end (delta: -3.6 GB). Peak memory consumption was 2.1 GB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,442 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 42.3 MB in the beginning and 42.2 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:25:00,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.11 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.1 MB in the beginning and 63.4 MB in the end (delta: -14.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.14 ms. Allocated memory is still 104.9 MB. Free memory was 63.4 MB in the beginning and 66.2 MB in the end (delta: -2.8 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,444 INFO L168 Benchmark]: Boogie Preprocessor took 216.34 ms. Allocated memory is still 104.9 MB. Free memory was 66.2 MB in the beginning and 57.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,444 INFO L168 Benchmark]: RCFGBuilder took 2562.07 ms. Allocated memory was 104.9 MB in the beginning and 203.4 MB in the end (delta: 98.6 MB). Free memory was 57.4 MB in the beginning and 111.5 MB in the end (delta: -54.1 MB). Peak memory consumption was 59.3 MB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,444 INFO L168 Benchmark]: TraceAbstraction took 82064.03 ms. Allocated memory was 203.4 MB in the beginning and 3.7 GB in the end (delta: 3.5 GB). Free memory was 110.4 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,445 INFO L168 Benchmark]: Witness Printer took 406.25 ms. Allocated memory is still 3.7 GB. Free memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: -2.0 GB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:25:00,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 42.3 MB in the beginning and 42.2 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1159.11 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.1 MB in the beginning and 63.4 MB in the end (delta: -14.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 256.14 ms. Allocated memory is still 104.9 MB. Free memory was 63.4 MB in the beginning and 66.2 MB in the end (delta: -2.8 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 216.34 ms. Allocated memory is still 104.9 MB. Free memory was 66.2 MB in the beginning and 57.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2562.07 ms. Allocated memory was 104.9 MB in the beginning and 203.4 MB in the end (delta: 98.6 MB). Free memory was 57.4 MB in the beginning and 111.5 MB in the end (delta: -54.1 MB). Peak memory consumption was 59.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 82064.03 ms. Allocated memory was 203.4 MB in the beginning and 3.7 GB in the end (delta: 3.5 GB). Free memory was 110.4 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.1 GB. * Witness Printer took 406.25 ms. Allocated memory is still 3.7 GB. Free memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: -2.0 GB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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: 1504]: Loop Invariant Derived loop invariant: (((((((((!(a16 == 10) && 4 <= a15) && a16 <= 11) || (a12 == 8 && a15 <= 3)) || (0 < a18 + 45 && a15 <= 3)) || ((0 < a18 + 45 && a16 <= 11) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || a16 <= 8) || ((a18 + 79 <= 0 && a16 <= 11) && a12 <= 5) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((a12 == 8 && a15 <= 3) || (0 < a18 + 45 && a15 <= 3)) || ((0 < a18 + 45 && a16 <= 11) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || a16 <= 8) || ((a18 + 79 <= 0 && a16 <= 11) && a12 <= 5)) || ((4 <= a15 && !(a16 == 10)) && a16 <= 11) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((a12 == 8 && a15 <= 3) || (0 < a18 + 45 && a15 <= 3)) || ((0 < a18 + 45 && a16 <= 11) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || a16 <= 8) || ((a18 + 79 <= 0 && a16 <= 11) && a12 <= 5)) || ((4 <= a15 && !(a16 == 10)) && a16 <= 11) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 80.3s, OverallIterations: 16, TraceHistogramMax: 12, AutomataDifference: 28.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4235 SDtfs, 6161 SDslu, 300 SDs, 0 SdLazy, 20698 SolverSat, 2575 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7908 GetRequests, 7865 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14809occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 16 MinimizatonAttempts, 2057 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 198 NumberOfFragments, 229 HoareAnnotationTreeSize, 4 FomulaSimplifications, 7635 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2726 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 22788 NumberOfCodeBlocks, 22788 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 22767 ConstructedInterpolants, 0 QuantifiedInterpolants, 103001158 SizeOfPredicates, 1 NumberOfNonLiveVariables, 9189 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 21 InterpolantComputations, 15 PerfectInterpolantSequences, 64613/67979 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...