./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label58.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/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 34ccd3e2433f3e863c49134c3f1bc03da5e0984b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:56:11,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:56:11,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:56:11,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:56:11,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:56:11,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:56:11,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:56:11,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:56:11,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:56:11,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:56:11,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:56:11,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:56:11,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:56:11,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:56:11,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:56:11,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:56:11,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:56:11,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:56:11,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:56:11,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:56:11,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:56:11,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:56:11,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:56:11,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:56:11,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:56:11,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:56:11,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:56:11,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:56:11,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:56:11,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:56:11,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:56:11,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:56:11,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:56:11,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:56:11,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:56:11,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:56:11,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:56:11,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:56:11,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:56:11,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:56:11,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:56:11,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:56:11,500 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:56:11,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:56:11,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:56:11,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:56:11,504 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:56:11,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:56:11,504 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:56:11,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:56:11,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:56:11,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:56:11,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:56:11,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:56:11,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:56:11,507 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:56:11,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:56:11,508 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:56:11,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:56:11,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:56:11,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:56:11,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:56:11,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:56:11,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:56:11,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:56:11,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:56:11,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:56:11,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:56:11,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:56:11,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:56:11,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:56:11,512 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_fc1c425c-5511-47a7-86b6-444313a51104/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ccd3e2433f3e863c49134c3f1bc03da5e0984b [2020-11-30 00:56:11,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:56:11,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:56:11,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:56:11,893 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:56:11,894 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:56:11,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2020-11-30 00:56:12,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/data/7941f752b/ba9a6f011fb9486eb696fb7eb1ac3ce8/FLAG6cb254113 [2020-11-30 00:56:12,911 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:56:12,912 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2020-11-30 00:56:12,941 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/data/7941f752b/ba9a6f011fb9486eb696fb7eb1ac3ce8/FLAG6cb254113 [2020-11-30 00:56:12,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/data/7941f752b/ba9a6f011fb9486eb696fb7eb1ac3ce8 [2020-11-30 00:56:12,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:56:13,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:56:13,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:56:13,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:56:13,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:56:13,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:56:12" (1/1) ... [2020-11-30 00:56:13,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633d0dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:13, skipping insertion in model container [2020-11-30 00:56:13,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:56:12" (1/1) ... [2020-11-30 00:56:13,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:56:13,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:56:14,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:56:14,149 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:56:14,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:56:14,551 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:56:14,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14 WrapperNode [2020-11-30 00:56:14,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:56:14,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:56:14,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:56:14,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:56:14,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:56:14,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:56:14,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:56:14,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:56:14,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:14,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... [2020-11-30 00:56:15,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:56:15,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:56:15,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:56:15,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:56:15,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/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 [2020-11-30 00:56:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:56:15,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:56:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:56:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:56:18,658 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:56:18,659 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-30 00:56:18,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:56:18 BoogieIcfgContainer [2020-11-30 00:56:18,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:56:18,667 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:56:18,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:56:18,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:56:18,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:56:12" (1/3) ... [2020-11-30 00:56:18,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4439ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:56:18, skipping insertion in model container [2020-11-30 00:56:18,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:56:14" (2/3) ... [2020-11-30 00:56:18,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4439ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:56:18, skipping insertion in model container [2020-11-30 00:56:18,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:56:18" (3/3) ... [2020-11-30 00:56:18,676 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label58.c [2020-11-30 00:56:18,693 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:56:18,699 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 00:56:18,713 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 00:56:18,770 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:56:18,771 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:56:18,772 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:56:18,772 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:56:18,772 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:56:18,772 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:56:18,773 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:56:18,773 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:56:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-11-30 00:56:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:18,822 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:18,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:18,824 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:18,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:18,832 INFO L82 PathProgramCache]: Analyzing trace with hash 2122806209, now seen corresponding path program 1 times [2020-11-30 00:56:18,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:18,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222156786] [2020-11-30 00:56:18,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:19,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222156786] [2020-11-30 00:56:19,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:19,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:56:19,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853520937] [2020-11-30 00:56:19,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:19,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:19,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:19,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:19,297 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-11-30 00:56:23,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:23,194 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-11-30 00:56:23,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:23,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-11-30 00:56:23,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:23,229 INFO L225 Difference]: With dead ends: 1138 [2020-11-30 00:56:23,229 INFO L226 Difference]: Without dead ends: 662 [2020-11-30 00:56:23,236 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 [2020-11-30 00:56:23,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-11-30 00:56:23,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-11-30 00:56:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-11-30 00:56:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2020-11-30 00:56:23,343 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 51 [2020-11-30 00:56:23,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:23,344 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2020-11-30 00:56:23,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2020-11-30 00:56:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-30 00:56:23,352 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:23,352 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:23,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:56:23,353 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:23,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:23,354 INFO L82 PathProgramCache]: Analyzing trace with hash -836624129, now seen corresponding path program 1 times [2020-11-30 00:56:23,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:23,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652621827] [2020-11-30 00:56:23,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:23,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652621827] [2020-11-30 00:56:23,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:23,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:56:23,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557908693] [2020-11-30 00:56:23,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:23,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:23,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:23,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:23,521 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand 3 states. [2020-11-30 00:56:26,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:26,074 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2020-11-30 00:56:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:26,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2020-11-30 00:56:26,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:26,089 INFO L225 Difference]: With dead ends: 1980 [2020-11-30 00:56:26,090 INFO L226 Difference]: Without dead ends: 1320 [2020-11-30 00:56:26,098 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 [2020-11-30 00:56:26,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-30 00:56:26,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-30 00:56:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-30 00:56:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2020-11-30 00:56:26,201 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 117 [2020-11-30 00:56:26,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:26,205 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2020-11-30 00:56:26,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2020-11-30 00:56:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-11-30 00:56:26,222 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:26,223 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:26,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:56:26,225 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:26,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:26,226 INFO L82 PathProgramCache]: Analyzing trace with hash 269382081, now seen corresponding path program 1 times [2020-11-30 00:56:26,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:26,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739438544] [2020-11-30 00:56:26,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:26,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739438544] [2020-11-30 00:56:26,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:26,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:56:26,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201331719] [2020-11-30 00:56:26,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:26,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:26,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:26,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:26,458 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand 3 states. [2020-11-30 00:56:28,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:28,914 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2020-11-30 00:56:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:28,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2020-11-30 00:56:28,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:28,931 INFO L225 Difference]: With dead ends: 3296 [2020-11-30 00:56:28,932 INFO L226 Difference]: Without dead ends: 1978 [2020-11-30 00:56:28,935 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 [2020-11-30 00:56:28,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-11-30 00:56:28,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2020-11-30 00:56:28,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-11-30 00:56:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2020-11-30 00:56:29,002 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 118 [2020-11-30 00:56:29,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:29,003 INFO L481 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2020-11-30 00:56:29,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2020-11-30 00:56:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-30 00:56:29,008 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:29,009 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:29,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:56:29,009 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:29,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:29,010 INFO L82 PathProgramCache]: Analyzing trace with hash -672857497, now seen corresponding path program 1 times [2020-11-30 00:56:29,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:29,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505435568] [2020-11-30 00:56:29,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,249 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:29,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505435568] [2020-11-30 00:56:29,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:29,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:56:29,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153768602] [2020-11-30 00:56:29,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:29,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:29,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:29,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:29,253 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand 3 states. [2020-11-30 00:56:31,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:31,927 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2020-11-30 00:56:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:31,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2020-11-30 00:56:31,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:31,954 INFO L225 Difference]: With dead ends: 5928 [2020-11-30 00:56:31,955 INFO L226 Difference]: Without dead ends: 3952 [2020-11-30 00:56:31,959 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 [2020-11-30 00:56:31,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-11-30 00:56:32,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-11-30 00:56:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-11-30 00:56:32,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2020-11-30 00:56:32,110 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 210 [2020-11-30 00:56:32,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:32,113 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2020-11-30 00:56:32,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2020-11-30 00:56:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-11-30 00:56:32,122 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:32,123 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:32,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 00:56:32,123 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:32,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:32,124 INFO L82 PathProgramCache]: Analyzing trace with hash -585079906, now seen corresponding path program 1 times [2020-11-30 00:56:32,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:32,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897381684] [2020-11-30 00:56:32,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:33,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897381684] [2020-11-30 00:56:33,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:33,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:33,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730808956] [2020-11-30 00:56:33,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:56:33,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:33,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:56:33,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:56:33,080 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand 4 states. [2020-11-30 00:56:35,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:35,742 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2020-11-30 00:56:35,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:56:35,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 296 [2020-11-30 00:56:35,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:35,769 INFO L225 Difference]: With dead ends: 8269 [2020-11-30 00:56:35,769 INFO L226 Difference]: Without dead ends: 4319 [2020-11-30 00:56:35,775 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 [2020-11-30 00:56:35,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2020-11-30 00:56:35,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2020-11-30 00:56:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-11-30 00:56:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2020-11-30 00:56:35,926 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 296 [2020-11-30 00:56:35,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:35,927 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2020-11-30 00:56:35,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:56:35,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2020-11-30 00:56:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2020-11-30 00:56:35,937 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:35,938 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:56:35,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 00:56:35,938 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:35,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:35,939 INFO L82 PathProgramCache]: Analyzing trace with hash 2035984748, now seen corresponding path program 1 times [2020-11-30 00:56:35,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:35,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010676259] [2020-11-30 00:56:35,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,654 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:36,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010676259] [2020-11-30 00:56:36,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:36,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 00:56:36,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642990804] [2020-11-30 00:56:36,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 00:56:36,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:36,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 00:56:36,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:56:36,660 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand 7 states. [2020-11-30 00:56:40,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:40,273 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2020-11-30 00:56:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:56:40,274 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 383 [2020-11-30 00:56:40,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:40,299 INFO L225 Difference]: With dead ends: 8090 [2020-11-30 00:56:40,299 INFO L226 Difference]: Without dead ends: 3952 [2020-11-30 00:56:40,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:56:40,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-11-30 00:56:40,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-11-30 00:56:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-11-30 00:56:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2020-11-30 00:56:40,399 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 383 [2020-11-30 00:56:40,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:40,404 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2020-11-30 00:56:40,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 00:56:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2020-11-30 00:56:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2020-11-30 00:56:40,414 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:40,415 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:56:40,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 00:56:40,416 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:40,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:40,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1002470146, now seen corresponding path program 1 times [2020-11-30 00:56:40,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:40,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650299757] [2020-11-30 00:56:40,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-30 00:56:41,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650299757] [2020-11-30 00:56:41,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107591261] [2020-11-30 00:56:41,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/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 [2020-11-30 00:56:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:56:41,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:56:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2020-11-30 00:56:41,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:56:41,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-30 00:56:41,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003572234] [2020-11-30 00:56:41,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:41,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:41,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:41,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:56:41,964 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand 3 states. [2020-11-30 00:56:44,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:44,163 INFO L93 Difference]: Finished difference Result 4941 states and 5287 transitions. [2020-11-30 00:56:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:44,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 390 [2020-11-30 00:56:44,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:44,209 INFO L225 Difference]: With dead ends: 4941 [2020-11-30 00:56:44,210 INFO L226 Difference]: Without dead ends: 4939 [2020-11-30 00:56:44,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:56:44,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-11-30 00:56:44,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4281. [2020-11-30 00:56:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-11-30 00:56:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2020-11-30 00:56:44,333 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 390 [2020-11-30 00:56:44,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:44,335 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2020-11-30 00:56:44,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2020-11-30 00:56:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2020-11-30 00:56:44,358 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:44,359 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-11-30 00:56:44,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-11-30 00:56:44,572 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:44,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:44,573 INFO L82 PathProgramCache]: Analyzing trace with hash -837629408, now seen corresponding path program 1 times [2020-11-30 00:56:44,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:44,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120186589] [2020-11-30 00:56:44,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2020-11-30 00:56:45,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120186589] [2020-11-30 00:56:45,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:45,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:45,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130119712] [2020-11-30 00:56:45,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:45,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:45,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:45,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:45,172 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 transitions. Second operand 3 states. [2020-11-30 00:56:46,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:46,750 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2020-11-30 00:56:46,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:46,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 589 [2020-11-30 00:56:46,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:46,788 INFO L225 Difference]: With dead ends: 10534 [2020-11-30 00:56:46,788 INFO L226 Difference]: Without dead ends: 6584 [2020-11-30 00:56:46,794 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 [2020-11-30 00:56:46,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2020-11-30 00:56:46,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6255. [2020-11-30 00:56:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2020-11-30 00:56:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6629 transitions. [2020-11-30 00:56:46,979 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6629 transitions. Word has length 589 [2020-11-30 00:56:46,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:46,980 INFO L481 AbstractCegarLoop]: Abstraction has 6255 states and 6629 transitions. [2020-11-30 00:56:46,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6629 transitions. [2020-11-30 00:56:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2020-11-30 00:56:47,015 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:47,016 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:47,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:56:47,016 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:47,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:47,017 INFO L82 PathProgramCache]: Analyzing trace with hash -39782175, now seen corresponding path program 1 times [2020-11-30 00:56:47,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:47,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782960802] [2020-11-30 00:56:47,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 749 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-11-30 00:56:47,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782960802] [2020-11-30 00:56:47,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:47,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:47,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565437750] [2020-11-30 00:56:47,696 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:47,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:47,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:47,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:47,697 INFO L87 Difference]: Start difference. First operand 6255 states and 6629 transitions. Second operand 3 states. [2020-11-30 00:56:49,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:49,546 INFO L93 Difference]: Finished difference Result 14153 states and 15124 transitions. [2020-11-30 00:56:49,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:49,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 693 [2020-11-30 00:56:49,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:49,577 INFO L225 Difference]: With dead ends: 14153 [2020-11-30 00:56:49,578 INFO L226 Difference]: Without dead ends: 8229 [2020-11-30 00:56:49,587 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 [2020-11-30 00:56:49,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2020-11-30 00:56:49,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 7900. [2020-11-30 00:56:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-11-30 00:56:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8339 transitions. [2020-11-30 00:56:49,733 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8339 transitions. Word has length 693 [2020-11-30 00:56:49,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:49,735 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8339 transitions. [2020-11-30 00:56:49,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8339 transitions. [2020-11-30 00:56:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2020-11-30 00:56:49,785 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:49,787 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:56:49,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:56:49,787 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:49,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:49,788 INFO L82 PathProgramCache]: Analyzing trace with hash 234693168, now seen corresponding path program 1 times [2020-11-30 00:56:49,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:49,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5481478] [2020-11-30 00:56:49,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 773 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2020-11-30 00:56:51,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5481478] [2020-11-30 00:56:51,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:51,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:51,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967996702] [2020-11-30 00:56:51,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:51,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:51,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:51,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:51,049 INFO L87 Difference]: Start difference. First operand 7900 states and 8339 transitions. Second operand 3 states. [2020-11-30 00:56:52,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:52,902 INFO L93 Difference]: Finished difference Result 19746 states and 20932 transitions. [2020-11-30 00:56:52,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:52,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 924 [2020-11-30 00:56:52,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:52,928 INFO L225 Difference]: With dead ends: 19746 [2020-11-30 00:56:52,928 INFO L226 Difference]: Without dead ends: 10532 [2020-11-30 00:56:52,939 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 [2020-11-30 00:56:52,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-11-30 00:56:53,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10203. [2020-11-30 00:56:53,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2020-11-30 00:56:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10674 transitions. [2020-11-30 00:56:53,106 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10674 transitions. Word has length 924 [2020-11-30 00:56:53,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:53,108 INFO L481 AbstractCegarLoop]: Abstraction has 10203 states and 10674 transitions. [2020-11-30 00:56:53,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:53,108 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10674 transitions. [2020-11-30 00:56:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1239 [2020-11-30 00:56:53,145 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:53,146 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:53,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:56:53,147 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:53,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:53,148 INFO L82 PathProgramCache]: Analyzing trace with hash 915589963, now seen corresponding path program 1 times [2020-11-30 00:56:53,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:53,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337199456] [2020-11-30 00:56:53,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:55,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2944 backedges. 2043 proven. 0 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2020-11-30 00:56:55,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337199456] [2020-11-30 00:56:55,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:55,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:55,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033487105] [2020-11-30 00:56:55,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:55,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:55,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:55,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:55,071 INFO L87 Difference]: Start difference. First operand 10203 states and 10674 transitions. Second operand 3 states. [2020-11-30 00:56:56,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:56:56,650 INFO L93 Difference]: Finished difference Result 23036 states and 24244 transitions. [2020-11-30 00:56:56,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:56:56,651 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1238 [2020-11-30 00:56:56,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:56:56,680 INFO L225 Difference]: With dead ends: 23036 [2020-11-30 00:56:56,681 INFO L226 Difference]: Without dead ends: 13164 [2020-11-30 00:56:56,694 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 [2020-11-30 00:56:56,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-11-30 00:56:56,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12506. [2020-11-30 00:56:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-11-30 00:56:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13023 transitions. [2020-11-30 00:56:56,895 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13023 transitions. Word has length 1238 [2020-11-30 00:56:56,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:56:56,896 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13023 transitions. [2020-11-30 00:56:56,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:56:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13023 transitions. [2020-11-30 00:56:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1240 [2020-11-30 00:56:56,935 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:56:56,938 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:56:56,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 00:56:56,938 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:56:56,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:56:56,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1652416552, now seen corresponding path program 1 times [2020-11-30 00:56:56,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:56:56,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979997806] [2020-11-30 00:56:56,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:56:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2950 backedges. 1137 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-11-30 00:56:58,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979997806] [2020-11-30 00:56:58,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:56:58,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:56:58,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696895681] [2020-11-30 00:56:58,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:56:58,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:56:58,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:56:58,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:56:58,699 INFO L87 Difference]: Start difference. First operand 12506 states and 13023 transitions. Second operand 3 states. [2020-11-30 00:57:00,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:57:00,383 INFO L93 Difference]: Finished difference Result 26982 states and 28122 transitions. [2020-11-30 00:57:00,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:57:00,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1239 [2020-11-30 00:57:00,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:57:00,386 INFO L225 Difference]: With dead ends: 26982 [2020-11-30 00:57:00,386 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:57:00,411 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 [2020-11-30 00:57:00,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:57:00,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:57:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:57:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:57:00,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1239 [2020-11-30 00:57:00,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:57:00,413 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:57:00,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:57:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:57:00,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:57:00,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 00:57:00,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:57:00,797 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-11-30 00:57:00,957 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2020-11-30 00:57:01,066 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2020-11-30 00:57:01,069 INFO L274 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,070 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,071 INFO L274 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,072 INFO L274 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,073 INFO L274 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,074 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,075 INFO L274 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-30 00:57:01,076 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L270 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a16~0 11))) (or (and (= ~a12~0 8) .cse0) (= ~a16~0 9) (and (= 7 ~a12~0) .cse0) (and (= ~a12~0 6) .cse1) (and (<= (+ ~a18~0 87) 0) .cse0) (and (<= 11 ~a16~0) .cse0) (and .cse1 (<= ~a12~0 5)) (= ~a16~0 8))) [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,077 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,078 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,084 INFO L274 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,084 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,085 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-30 00:57:01,086 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,087 INFO L274 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,088 INFO L274 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,088 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,088 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,088 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,088 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L274 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,089 INFO L270 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a16~0 11))) (or (and (= ~a12~0 8) .cse0) (= ~a16~0 9) (and (= 7 ~a12~0) .cse0) (and (= ~a12~0 6) .cse1) (and (<= (+ ~a18~0 87) 0) .cse0) (and (<= 11 ~a16~0) .cse0) (and .cse1 (<= ~a12~0 5)) (= ~a16~0 8))) [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,090 INFO L274 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,091 INFO L274 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L277 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,092 INFO L274 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,093 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,094 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,095 INFO L274 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-30 00:57:01,096 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L270 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a16~0 11))) (or (and (= ~a12~0 8) .cse0) (= ~a16~0 9) (and (= 7 ~a12~0) .cse0) (and (= ~a12~0 6) .cse1) (and (<= (+ ~a18~0 87) 0) .cse0) (and (<= 11 ~a16~0) .cse0) (and .cse1 (<= ~a12~0 5)) (= ~a16~0 8))) [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,097 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,098 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,099 INFO L274 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,100 INFO L274 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,101 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-30 00:57:01,102 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,103 INFO L274 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,104 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,104 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,104 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,104 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-30 00:57:01,105 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,106 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-30 00:57:01,107 INFO L274 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,108 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,108 INFO L274 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,108 INFO L274 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,112 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-30 00:57:01,112 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,112 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-30 00:57:01,112 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,113 INFO L274 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,114 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,115 INFO L274 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,115 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,115 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-30 00:57:01,115 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-30 00:57:01,115 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,116 INFO L274 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,117 INFO L274 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-30 00:57:01,118 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,119 INFO L274 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,120 INFO L274 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,121 INFO L274 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,122 INFO L274 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,123 INFO L274 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,124 INFO L274 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,125 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,126 INFO L274 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,126 INFO L274 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,126 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,126 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,126 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,127 INFO L274 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,128 INFO L274 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,128 INFO L274 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,128 INFO L274 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,128 INFO L274 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,128 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,129 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-30 00:57:01,130 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,131 INFO L274 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-30 00:57:01,132 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-11-30 00:57:01,133 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,133 INFO L274 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,133 INFO L274 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-11-30 00:57:01,134 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-30 00:57:01,134 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-30 00:57:01,134 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-30 00:57:01,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:57:01 BoogieIcfgContainer [2020-11-30 00:57:01,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:57:01,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:57:01,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:57:01,169 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:57:01,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:56:18" (3/4) ... [2020-11-30 00:57:01,177 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:57:01,237 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-30 00:57:01,242 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 00:57:01,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:57:01,251 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:57:01,593 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fc1c425c-5511-47a7-86b6-444313a51104/bin/uautomizer/witness.graphml [2020-11-30 00:57:01,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:57:01,594 INFO L168 Benchmark]: Toolchain (without parser) took 48592.54 ms. Allocated memory was 96.5 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 58.0 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 346.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,599 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory was 72.4 MB in the beginning and 72.4 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:57:01,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1551.44 ms. Allocated memory was 96.5 MB in the beginning and 130.0 MB in the end (delta: 33.6 MB). Free memory was 57.8 MB in the beginning and 84.0 MB in the end (delta: -26.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.45 ms. Allocated memory is still 130.0 MB. Free memory was 84.0 MB in the beginning and 60.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,601 INFO L168 Benchmark]: Boogie Preprocessor took 205.32 ms. Allocated memory is still 130.0 MB. Free memory was 60.1 MB in the beginning and 45.3 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,601 INFO L168 Benchmark]: RCFGBuilder took 3650.71 ms. Allocated memory was 130.0 MB in the beginning and 190.8 MB in the end (delta: 60.8 MB). Free memory was 45.3 MB in the beginning and 133.1 MB in the end (delta: -87.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,602 INFO L168 Benchmark]: TraceAbstraction took 42500.99 ms. Allocated memory was 190.8 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 133.1 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 287.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,602 INFO L168 Benchmark]: Witness Printer took 424.57 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 38.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:01,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory was 72.4 MB in the beginning and 72.4 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1551.44 ms. Allocated memory was 96.5 MB in the beginning and 130.0 MB in the end (delta: 33.6 MB). Free memory was 57.8 MB in the beginning and 84.0 MB in the end (delta: -26.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 249.45 ms. Allocated memory is still 130.0 MB. Free memory was 84.0 MB in the beginning and 60.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 205.32 ms. Allocated memory is still 130.0 MB. Free memory was 60.1 MB in the beginning and 45.3 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3650.71 ms. Allocated memory was 130.0 MB in the beginning and 190.8 MB in the end (delta: 60.8 MB). Free memory was 45.3 MB in the beginning and 133.1 MB in the end (delta: -87.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 42500.99 ms. Allocated memory was 190.8 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 133.1 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 287.8 MB. Max. memory is 16.1 GB. * Witness Printer took 424.57 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 38.8 MB). Peak memory consumption was 37.7 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: (((((((a12 == 8 && a15 <= 3) || a16 == 9) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a18 + 87 <= 0 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || (a16 <= 11 && a12 <= 5)) || a16 == 8 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((a12 == 8 && a15 <= 3) || a16 == 9) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a18 + 87 <= 0 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || (a16 <= 11 && a12 <= 5)) || a16 == 8 - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((a12 == 8 && a15 <= 3) || a16 == 9) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a18 + 87 <= 0 && a15 <= 3)) || (11 <= a16 && a15 <= 3)) || (a16 <= 11 && a12 <= 5)) || a16 == 8 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.6s, OverallIterations: 12, TraceHistogramMax: 8, AutomataDifference: 29.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3293 SDtfs, 2813 SDslu, 187 SDs, 0 SdLazy, 11203 SolverSat, 2396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 425 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12506occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2341 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 169 NumberOfFragments, 154 HoareAnnotationTreeSize, 4 FomulaSimplifications, 5032 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 113 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 6638 NumberOfCodeBlocks, 6638 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 6625 ConstructedInterpolants, 0 QuantifiedInterpolants, 9828169 SizeOfPredicates, 1 NumberOfNonLiveVariables, 501 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 9636/9744 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...