./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label55.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_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label55.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/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 2a301598b894469c390b893ff55a4689df36f250 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:40:34,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:40:34,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:40:34,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:40:34,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:40:34,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:40:34,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:40:34,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:40:34,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:40:34,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:40:34,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:40:34,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:40:34,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:40:34,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:40:34,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:40:34,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:40:34,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:40:34,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:40:34,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:40:34,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:40:34,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:40:34,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:40:34,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:40:34,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:40:34,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:40:34,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:40:34,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:40:34,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:40:34,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:40:34,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:40:34,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:40:34,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:40:34,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:40:34,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:40:34,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:40:34,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:40:34,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:40:34,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:40:34,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:40:34,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:40:34,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:40:34,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 18:40:34,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:40:34,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:40:34,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:40:34,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:40:34,944 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:40:34,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:40:34,945 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:40:34,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:40:34,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:40:34,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:40:34,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:40:34,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:40:34,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:40:34,947 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:40:34,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:40:34,948 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:40:34,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:40:34,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:40:34,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:40:34,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:40:34,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:40:34,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:40:34,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:40:34,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:40:34,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:40:34,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:40:34,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:40:34,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:40:34,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:40:34,951 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_7e0a0fcd-538d-41df-a62b-4f187389fec1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a301598b894469c390b893ff55a4689df36f250 [2020-11-29 18:40:35,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:40:35,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:40:35,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:40:35,311 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:40:35,312 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:40:35,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2020-11-29 18:40:35,427 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/data/ca8f511fa/b62fc32fe38a449d8201825d307359a9/FLAG3e2606e33 [2020-11-29 18:40:36,142 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:40:36,149 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2020-11-29 18:40:36,171 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/data/ca8f511fa/b62fc32fe38a449d8201825d307359a9/FLAG3e2606e33 [2020-11-29 18:40:36,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/data/ca8f511fa/b62fc32fe38a449d8201825d307359a9 [2020-11-29 18:40:36,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:40:36,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:40:36,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:40:36,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:40:36,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:40:36,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:40:36" (1/1) ... [2020-11-29 18:40:36,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32aa19b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:36, skipping insertion in model container [2020-11-29 18:40:36,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:40:36" (1/1) ... [2020-11-29 18:40:36,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:40:36,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:40:36,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:40:36,973 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:40:37,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:40:37,230 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:40:37,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37 WrapperNode [2020-11-29 18:40:37,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:40:37,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:40:37,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:40:37,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:40:37,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:40:37,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:40:37,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:40:37,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:40:37,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... [2020-11-29 18:40:37,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:40:37,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:40:37,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:40:37,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:40:37,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/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 [2020-11-29 18:40:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:40:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:40:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:40:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:40:39,724 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:40:39,725 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 18:40:39,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:40:39 BoogieIcfgContainer [2020-11-29 18:40:39,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:40:39,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 18:40:39,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 18:40:39,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 18:40:39,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:40:36" (1/3) ... [2020-11-29 18:40:39,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab6c513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:40:39, skipping insertion in model container [2020-11-29 18:40:39,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:40:37" (2/3) ... [2020-11-29 18:40:39,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab6c513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:40:39, skipping insertion in model container [2020-11-29 18:40:39,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:40:39" (3/3) ... [2020-11-29 18:40:39,739 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label55.c [2020-11-29 18:40:39,754 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 18:40:39,760 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 18:40:39,774 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 18:40:39,822 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 18:40:39,823 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 18:40:39,824 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 18:40:39,824 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 18:40:39,824 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 18:40:39,824 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 18:40:39,824 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 18:40:39,824 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 18:40:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2020-11-29 18:40:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 18:40:39,861 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:39,861 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:39,862 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:39,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:39,867 INFO L82 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2020-11-29 18:40:39,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:39,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129352566] [2020-11-29 18:40:39,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:40:40,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129352566] [2020-11-29 18:40:40,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:40,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:40:40,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014145378] [2020-11-29 18:40:40,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:40:40,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:40,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:40:40,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:40:40,323 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2020-11-29 18:40:42,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:42,827 INFO L93 Difference]: Finished difference Result 853 states and 1561 transitions. [2020-11-29 18:40:42,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:40:42,829 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2020-11-29 18:40:42,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:42,858 INFO L225 Difference]: With dead ends: 853 [2020-11-29 18:40:42,858 INFO L226 Difference]: Without dead ends: 538 [2020-11-29 18:40:42,864 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 [2020-11-29 18:40:42,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-11-29 18:40:42,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2020-11-29 18:40:42,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-11-29 18:40:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 778 transitions. [2020-11-29 18:40:42,947 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 778 transitions. Word has length 57 [2020-11-29 18:40:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:42,948 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 778 transitions. [2020-11-29 18:40:42,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:40:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 778 transitions. [2020-11-29 18:40:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-11-29 18:40:42,956 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:42,957 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:42,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 18:40:42,957 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:42,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:42,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1105850365, now seen corresponding path program 1 times [2020-11-29 18:40:42,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:42,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141295490] [2020-11-29 18:40:42,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 18:40:43,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141295490] [2020-11-29 18:40:43,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:43,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:40:43,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579691247] [2020-11-29 18:40:43,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:43,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:43,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:43,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:40:43,227 INFO L87 Difference]: Start difference. First operand 538 states and 778 transitions. Second operand 3 states. [2020-11-29 18:40:44,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:44,269 INFO L93 Difference]: Finished difference Result 1074 states and 1656 transitions. [2020-11-29 18:40:44,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:44,281 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2020-11-29 18:40:44,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:44,286 INFO L225 Difference]: With dead ends: 1074 [2020-11-29 18:40:44,286 INFO L226 Difference]: Without dead ends: 716 [2020-11-29 18:40:44,294 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 [2020-11-29 18:40:44,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-11-29 18:40:44,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2020-11-29 18:40:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2020-11-29 18:40:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 968 transitions. [2020-11-29 18:40:44,371 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 968 transitions. Word has length 205 [2020-11-29 18:40:44,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:44,371 INFO L481 AbstractCegarLoop]: Abstraction has 716 states and 968 transitions. [2020-11-29 18:40:44,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 968 transitions. [2020-11-29 18:40:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-29 18:40:44,374 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:44,375 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:44,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 18:40:44,375 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:44,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:44,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1568773876, now seen corresponding path program 1 times [2020-11-29 18:40:44,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:44,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239613570] [2020-11-29 18:40:44,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:44,758 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 18:40:44,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239613570] [2020-11-29 18:40:44,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:44,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:40:44,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600586921] [2020-11-29 18:40:44,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:40:44,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:44,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:40:44,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:40:44,769 INFO L87 Difference]: Start difference. First operand 716 states and 968 transitions. Second operand 4 states. [2020-11-29 18:40:45,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:45,971 INFO L93 Difference]: Finished difference Result 1637 states and 2268 transitions. [2020-11-29 18:40:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:40:45,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 228 [2020-11-29 18:40:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:45,984 INFO L225 Difference]: With dead ends: 1637 [2020-11-29 18:40:45,984 INFO L226 Difference]: Without dead ends: 1072 [2020-11-29 18:40:45,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:40:45,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-11-29 18:40:46,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 894. [2020-11-29 18:40:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2020-11-29 18:40:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1047 transitions. [2020-11-29 18:40:46,012 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1047 transitions. Word has length 228 [2020-11-29 18:40:46,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:46,013 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1047 transitions. [2020-11-29 18:40:46,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:40:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2020-11-29 18:40:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2020-11-29 18:40:46,019 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:46,020 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 18:40:46,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 18:40:46,020 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:46,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:46,021 INFO L82 PathProgramCache]: Analyzing trace with hash 567204872, now seen corresponding path program 1 times [2020-11-29 18:40:46,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:46,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424030532] [2020-11-29 18:40:46,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 228 proven. 130 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-11-29 18:40:46,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424030532] [2020-11-29 18:40:46,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527658004] [2020-11-29 18:40:46,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/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 [2020-11-29 18:40:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:47,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:40:47,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:40:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2020-11-29 18:40:47,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:40:47,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-29 18:40:47,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582164293] [2020-11-29 18:40:47,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:47,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:47,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:47,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:47,502 INFO L87 Difference]: Start difference. First operand 894 states and 1047 transitions. Second operand 3 states. [2020-11-29 18:40:48,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:48,649 INFO L93 Difference]: Finished difference Result 2320 states and 2778 transitions. [2020-11-29 18:40:48,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:48,651 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 359 [2020-11-29 18:40:48,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:48,666 INFO L225 Difference]: With dead ends: 2320 [2020-11-29 18:40:48,666 INFO L226 Difference]: Without dead ends: 1606 [2020-11-29 18:40:48,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:48,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2020-11-29 18:40:48,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2020-11-29 18:40:48,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2020-11-29 18:40:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1627 transitions. [2020-11-29 18:40:48,710 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1627 transitions. Word has length 359 [2020-11-29 18:40:48,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:48,715 INFO L481 AbstractCegarLoop]: Abstraction has 1428 states and 1627 transitions. [2020-11-29 18:40:48,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1627 transitions. [2020-11-29 18:40:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2020-11-29 18:40:48,726 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:48,727 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:48,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:48,944 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:48,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:48,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1659903869, now seen corresponding path program 1 times [2020-11-29 18:40:48,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:48,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434909471] [2020-11-29 18:40:48,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 593 proven. 130 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 18:40:49,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434909471] [2020-11-29 18:40:49,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486821049] [2020-11-29 18:40:49,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:49,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:40:49,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:40:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2020-11-29 18:40:50,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:40:50,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-29 18:40:50,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456304029] [2020-11-29 18:40:50,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:50,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:50,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:50,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:50,028 INFO L87 Difference]: Start difference. First operand 1428 states and 1627 transitions. Second operand 3 states. [2020-11-29 18:40:51,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:51,099 INFO L93 Difference]: Finished difference Result 3388 states and 3938 transitions. [2020-11-29 18:40:51,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:51,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 458 [2020-11-29 18:40:51,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:51,113 INFO L225 Difference]: With dead ends: 3388 [2020-11-29 18:40:51,113 INFO L226 Difference]: Without dead ends: 2140 [2020-11-29 18:40:51,115 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:51,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2020-11-29 18:40:51,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1962. [2020-11-29 18:40:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-11-29 18:40:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2218 transitions. [2020-11-29 18:40:51,178 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2218 transitions. Word has length 458 [2020-11-29 18:40:51,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:51,179 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2218 transitions. [2020-11-29 18:40:51,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2218 transitions. [2020-11-29 18:40:51,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2020-11-29 18:40:51,187 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:51,187 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, 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, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:51,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:51,412 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:51,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:51,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1242232854, now seen corresponding path program 1 times [2020-11-29 18:40:51,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:51,413 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897179161] [2020-11-29 18:40:51,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 650 proven. 130 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 18:40:52,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897179161] [2020-11-29 18:40:52,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85760778] [2020-11-29 18:40:52,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:52,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:40:52,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:40:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2020-11-29 18:40:52,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:40:52,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-29 18:40:52,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806762532] [2020-11-29 18:40:52,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:52,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:52,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:52,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:52,592 INFO L87 Difference]: Start difference. First operand 1962 states and 2218 transitions. Second operand 3 states. [2020-11-29 18:40:53,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:53,470 INFO L93 Difference]: Finished difference Result 4278 states and 4939 transitions. [2020-11-29 18:40:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:53,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 477 [2020-11-29 18:40:53,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:53,485 INFO L225 Difference]: With dead ends: 4278 [2020-11-29 18:40:53,485 INFO L226 Difference]: Without dead ends: 2496 [2020-11-29 18:40:53,488 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 476 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:53,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2020-11-29 18:40:53,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2140. [2020-11-29 18:40:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2140 states. [2020-11-29 18:40:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2493 transitions. [2020-11-29 18:40:53,559 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2493 transitions. Word has length 477 [2020-11-29 18:40:53,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:53,561 INFO L481 AbstractCegarLoop]: Abstraction has 2140 states and 2493 transitions. [2020-11-29 18:40:53,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2493 transitions. [2020-11-29 18:40:53,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2020-11-29 18:40:53,567 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:53,568 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, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:53,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:53,796 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:53,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:53,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1094152019, now seen corresponding path program 1 times [2020-11-29 18:40:53,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:53,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027420289] [2020-11-29 18:40:53,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 666 proven. 130 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 18:40:54,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027420289] [2020-11-29 18:40:54,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601884310] [2020-11-29 18:40:54,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:54,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-29 18:40:54,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:40:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-11-29 18:40:55,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:40:55,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-11-29 18:40:55,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844126548] [2020-11-29 18:40:55,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:55,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:55,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:55,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:55,154 INFO L87 Difference]: Start difference. First operand 2140 states and 2493 transitions. Second operand 3 states. [2020-11-29 18:40:55,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:55,866 INFO L93 Difference]: Finished difference Result 4278 states and 4999 transitions. [2020-11-29 18:40:55,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:55,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 491 [2020-11-29 18:40:55,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:55,885 INFO L225 Difference]: With dead ends: 4278 [2020-11-29 18:40:55,885 INFO L226 Difference]: Without dead ends: 2318 [2020-11-29 18:40:55,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 490 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:40:55,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-29 18:40:55,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-29 18:40:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-29 18:40:55,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2657 transitions. [2020-11-29 18:40:55,953 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2657 transitions. Word has length 491 [2020-11-29 18:40:55,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:55,953 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2657 transitions. [2020-11-29 18:40:55,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2657 transitions. [2020-11-29 18:40:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 559 [2020-11-29 18:40:55,961 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:55,961 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, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2020-11-29 18:40:56,180 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:40:56,180 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:56,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:56,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1346414912, now seen corresponding path program 1 times [2020-11-29 18:40:56,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:56,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51642405] [2020-11-29 18:40:56,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-11-29 18:40:56,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51642405] [2020-11-29 18:40:56,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:56,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:40:56,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339286001] [2020-11-29 18:40:56,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:56,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:56,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:56,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:40:56,748 INFO L87 Difference]: Start difference. First operand 2318 states and 2657 transitions. Second operand 3 states. [2020-11-29 18:40:57,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:57,520 INFO L93 Difference]: Finished difference Result 4456 states and 5133 transitions. [2020-11-29 18:40:57,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:57,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 558 [2020-11-29 18:40:57,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:57,533 INFO L225 Difference]: With dead ends: 4456 [2020-11-29 18:40:57,534 INFO L226 Difference]: Without dead ends: 2318 [2020-11-29 18:40:57,537 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 [2020-11-29 18:40:57,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-29 18:40:57,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-29 18:40:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-29 18:40:57,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2602 transitions. [2020-11-29 18:40:57,595 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2602 transitions. Word has length 558 [2020-11-29 18:40:57,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:57,596 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2602 transitions. [2020-11-29 18:40:57,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2602 transitions. [2020-11-29 18:40:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 672 [2020-11-29 18:40:57,605 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:57,606 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:57,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 18:40:57,606 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:57,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:57,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1073248503, now seen corresponding path program 1 times [2020-11-29 18:40:57,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:57,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755501647] [2020-11-29 18:40:57,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1349 backedges. 980 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-11-29 18:40:58,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755501647] [2020-11-29 18:40:58,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:58,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:40:58,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974270228] [2020-11-29 18:40:58,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:58,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:58,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:58,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:40:58,218 INFO L87 Difference]: Start difference. First operand 2318 states and 2602 transitions. Second operand 3 states. [2020-11-29 18:40:59,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:40:59,007 INFO L93 Difference]: Finished difference Result 5524 states and 6261 transitions. [2020-11-29 18:40:59,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:40:59,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 671 [2020-11-29 18:40:59,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:40:59,026 INFO L225 Difference]: With dead ends: 5524 [2020-11-29 18:40:59,026 INFO L226 Difference]: Without dead ends: 3386 [2020-11-29 18:40:59,030 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 [2020-11-29 18:40:59,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-29 18:40:59,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-29 18:40:59,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-29 18:40:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3781 transitions. [2020-11-29 18:40:59,109 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3781 transitions. Word has length 671 [2020-11-29 18:40:59,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:40:59,111 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3781 transitions. [2020-11-29 18:40:59,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:40:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3781 transitions. [2020-11-29 18:40:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 732 [2020-11-29 18:40:59,122 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:40:59,123 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:40:59,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 18:40:59,123 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:40:59,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:40:59,124 INFO L82 PathProgramCache]: Analyzing trace with hash -2114649889, now seen corresponding path program 1 times [2020-11-29 18:40:59,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:40:59,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059526468] [2020-11-29 18:40:59,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:40:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:40:59,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 1082 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2020-11-29 18:40:59,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059526468] [2020-11-29 18:40:59,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:40:59,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:40:59,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734649489] [2020-11-29 18:40:59,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:40:59,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:40:59,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:40:59,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:40:59,944 INFO L87 Difference]: Start difference. First operand 3386 states and 3781 transitions. Second operand 3 states. [2020-11-29 18:41:00,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:00,825 INFO L93 Difference]: Finished difference Result 6592 states and 7381 transitions. [2020-11-29 18:41:00,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:00,826 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 731 [2020-11-29 18:41:00,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:00,845 INFO L225 Difference]: With dead ends: 6592 [2020-11-29 18:41:00,846 INFO L226 Difference]: Without dead ends: 3386 [2020-11-29 18:41:00,851 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 [2020-11-29 18:41:00,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-29 18:41:00,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-29 18:41:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-29 18:41:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3741 transitions. [2020-11-29 18:41:00,934 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3741 transitions. Word has length 731 [2020-11-29 18:41:00,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:00,935 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3741 transitions. [2020-11-29 18:41:00,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:00,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3741 transitions. [2020-11-29 18:41:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-11-29 18:41:00,945 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:00,946 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:00,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 18:41:00,946 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:00,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:00,947 INFO L82 PathProgramCache]: Analyzing trace with hash -2017480029, now seen corresponding path program 1 times [2020-11-29 18:41:00,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:00,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721732098] [2020-11-29 18:41:00,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 879 proven. 23 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2020-11-29 18:41:01,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721732098] [2020-11-29 18:41:01,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141253342] [2020-11-29 18:41:01,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:02,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-29 18:41:02,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 902 proven. 0 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2020-11-29 18:41:02,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:41:02,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 18:41:02,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207997418] [2020-11-29 18:41:02,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:41:02,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:02,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:41:02,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:02,793 INFO L87 Difference]: Start difference. First operand 3386 states and 3741 transitions. Second operand 4 states. [2020-11-29 18:41:03,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:03,847 INFO L93 Difference]: Finished difference Result 7126 states and 7872 transitions. [2020-11-29 18:41:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:41:03,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 755 [2020-11-29 18:41:03,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:03,865 INFO L225 Difference]: With dead ends: 7126 [2020-11-29 18:41:03,866 INFO L226 Difference]: Without dead ends: 3564 [2020-11-29 18:41:03,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 758 GetRequests, 753 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:03,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2020-11-29 18:41:03,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 3208. [2020-11-29 18:41:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3208 states. [2020-11-29 18:41:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 3208 states and 3444 transitions. [2020-11-29 18:41:03,958 INFO L78 Accepts]: Start accepts. Automaton has 3208 states and 3444 transitions. Word has length 755 [2020-11-29 18:41:03,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:03,959 INFO L481 AbstractCegarLoop]: Abstraction has 3208 states and 3444 transitions. [2020-11-29 18:41:03,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:41:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3444 transitions. [2020-11-29 18:41:03,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 827 [2020-11-29 18:41:03,974 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:03,975 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:04,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-29 18:41:04,196 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:04,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:04,197 INFO L82 PathProgramCache]: Analyzing trace with hash -306005271, now seen corresponding path program 1 times [2020-11-29 18:41:04,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:04,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935651460] [2020-11-29 18:41:04,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:05,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 1473 proven. 155 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-11-29 18:41:05,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935651460] [2020-11-29 18:41:05,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72449324] [2020-11-29 18:41:05,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-29 18:41:05,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 1473 proven. 155 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-11-29 18:41:05,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 18:41:05,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-29 18:41:05,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994496960] [2020-11-29 18:41:05,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:41:05,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:05,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:41:05,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:41:05,679 INFO L87 Difference]: Start difference. First operand 3208 states and 3444 transitions. Second operand 4 states. [2020-11-29 18:41:06,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:06,844 INFO L93 Difference]: Finished difference Result 7304 states and 7873 transitions. [2020-11-29 18:41:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:41:06,845 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 826 [2020-11-29 18:41:06,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:06,862 INFO L225 Difference]: With dead ends: 7304 [2020-11-29 18:41:06,863 INFO L226 Difference]: Without dead ends: 4276 [2020-11-29 18:41:06,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 829 GetRequests, 827 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:41:06,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2020-11-29 18:41:06,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3920. [2020-11-29 18:41:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3920 states. [2020-11-29 18:41:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 4220 transitions. [2020-11-29 18:41:06,936 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 4220 transitions. Word has length 826 [2020-11-29 18:41:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:06,937 INFO L481 AbstractCegarLoop]: Abstraction has 3920 states and 4220 transitions. [2020-11-29 18:41:06,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:41:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4220 transitions. [2020-11-29 18:41:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 899 [2020-11-29 18:41:06,949 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:06,949 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, 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, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:07,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:07,164 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:07,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:07,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1418248186, now seen corresponding path program 1 times [2020-11-29 18:41:07,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:07,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48149267] [2020-11-29 18:41:07,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2483 backedges. 1621 proven. 0 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2020-11-29 18:41:07,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48149267] [2020-11-29 18:41:07,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:41:07,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:41:07,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063957951] [2020-11-29 18:41:07,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:07,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:07,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:07,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:07,952 INFO L87 Difference]: Start difference. First operand 3920 states and 4220 transitions. Second operand 3 states. [2020-11-29 18:41:08,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:08,640 INFO L93 Difference]: Finished difference Result 8194 states and 8877 transitions. [2020-11-29 18:41:08,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:08,641 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 898 [2020-11-29 18:41:08,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:08,659 INFO L225 Difference]: With dead ends: 8194 [2020-11-29 18:41:08,659 INFO L226 Difference]: Without dead ends: 4454 [2020-11-29 18:41:08,664 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 [2020-11-29 18:41:08,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-29 18:41:08,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4454. [2020-11-29 18:41:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-29 18:41:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4800 transitions. [2020-11-29 18:41:08,733 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4800 transitions. Word has length 898 [2020-11-29 18:41:08,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:08,734 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4800 transitions. [2020-11-29 18:41:08,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4800 transitions. [2020-11-29 18:41:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2020-11-29 18:41:08,746 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:08,747 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, 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, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:08,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 18:41:08,747 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:08,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:08,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1697482195, now seen corresponding path program 1 times [2020-11-29 18:41:08,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:08,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320104039] [2020-11-29 18:41:08,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2501 backedges. 1763 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2020-11-29 18:41:09,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320104039] [2020-11-29 18:41:09,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:41:09,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:41:09,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444358073] [2020-11-29 18:41:09,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:09,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:09,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:09,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:09,532 INFO L87 Difference]: Start difference. First operand 4454 states and 4800 transitions. Second operand 3 states. [2020-11-29 18:41:10,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:10,286 INFO L93 Difference]: Finished difference Result 8906 states and 9598 transitions. [2020-11-29 18:41:10,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:10,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 916 [2020-11-29 18:41:10,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:10,294 INFO L225 Difference]: With dead ends: 8906 [2020-11-29 18:41:10,295 INFO L226 Difference]: Without dead ends: 4632 [2020-11-29 18:41:10,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:10,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4632 states. [2020-11-29 18:41:10,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4632 to 4454. [2020-11-29 18:41:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-29 18:41:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4751 transitions. [2020-11-29 18:41:10,372 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4751 transitions. Word has length 916 [2020-11-29 18:41:10,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:10,372 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4751 transitions. [2020-11-29 18:41:10,372 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4751 transitions. [2020-11-29 18:41:10,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 994 [2020-11-29 18:41:10,385 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:10,386 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:10,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 18:41:10,387 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:10,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:10,387 INFO L82 PathProgramCache]: Analyzing trace with hash -602977738, now seen corresponding path program 1 times [2020-11-29 18:41:10,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:10,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165486423] [2020-11-29 18:41:10,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:11,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 1141 proven. 0 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2020-11-29 18:41:11,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165486423] [2020-11-29 18:41:11,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:41:11,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:41:11,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087667508] [2020-11-29 18:41:11,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:11,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:11,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:11,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:11,480 INFO L87 Difference]: Start difference. First operand 4454 states and 4751 transitions. Second operand 3 states. [2020-11-29 18:41:12,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:12,228 INFO L93 Difference]: Finished difference Result 8728 states and 9321 transitions. [2020-11-29 18:41:12,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:12,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 993 [2020-11-29 18:41:12,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:12,245 INFO L225 Difference]: With dead ends: 8728 [2020-11-29 18:41:12,245 INFO L226 Difference]: Without dead ends: 4454 [2020-11-29 18:41:12,251 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 [2020-11-29 18:41:12,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-29 18:41:12,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4454. [2020-11-29 18:41:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-29 18:41:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4689 transitions. [2020-11-29 18:41:12,318 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4689 transitions. Word has length 993 [2020-11-29 18:41:12,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:12,319 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4689 transitions. [2020-11-29 18:41:12,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4689 transitions. [2020-11-29 18:41:12,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2020-11-29 18:41:12,333 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:12,335 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 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, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:12,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 18:41:12,336 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:12,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:12,336 INFO L82 PathProgramCache]: Analyzing trace with hash -702238200, now seen corresponding path program 1 times [2020-11-29 18:41:12,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:12,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112233084] [2020-11-29 18:41:12,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 3740 backedges. 1271 proven. 0 refuted. 0 times theorem prover too weak. 2469 trivial. 0 not checked. [2020-11-29 18:41:13,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112233084] [2020-11-29 18:41:13,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:41:13,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:41:13,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341393215] [2020-11-29 18:41:13,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:13,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:13,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:13,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:13,390 INFO L87 Difference]: Start difference. First operand 4454 states and 4689 transitions. Second operand 3 states. [2020-11-29 18:41:14,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:14,112 INFO L93 Difference]: Finished difference Result 9084 states and 9569 transitions. [2020-11-29 18:41:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:14,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1068 [2020-11-29 18:41:14,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:14,123 INFO L225 Difference]: With dead ends: 9084 [2020-11-29 18:41:14,123 INFO L226 Difference]: Without dead ends: 4810 [2020-11-29 18:41:14,127 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 [2020-11-29 18:41:14,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2020-11-29 18:41:14,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4810. [2020-11-29 18:41:14,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4810 states. [2020-11-29 18:41:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4810 states and 5021 transitions. [2020-11-29 18:41:14,199 INFO L78 Accepts]: Start accepts. Automaton has 4810 states and 5021 transitions. Word has length 1068 [2020-11-29 18:41:14,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:14,200 INFO L481 AbstractCegarLoop]: Abstraction has 4810 states and 5021 transitions. [2020-11-29 18:41:14,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4810 states and 5021 transitions. [2020-11-29 18:41:14,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2020-11-29 18:41:14,218 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:14,219 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:14,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 18:41:14,219 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:14,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:14,220 INFO L82 PathProgramCache]: Analyzing trace with hash 659086224, now seen corresponding path program 1 times [2020-11-29 18:41:14,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:14,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28319548] [2020-11-29 18:41:14,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3977 backedges. 2906 proven. 72 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2020-11-29 18:41:15,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28319548] [2020-11-29 18:41:15,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781848511] [2020-11-29 18:41:15,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:15,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 18:41:15,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:15,955 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 18:41:15,991 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 18:41:16,005 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 18:41:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3977 backedges. 2619 proven. 0 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2020-11-29 18:41:20,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:41:20,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2020-11-29 18:41:20,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835666887] [2020-11-29 18:41:20,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:41:20,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:20,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:41:20,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:20,326 INFO L87 Difference]: Start difference. First operand 4810 states and 5021 transitions. Second operand 4 states. [2020-11-29 18:41:22,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:22,235 INFO L93 Difference]: Finished difference Result 10686 states and 11180 transitions. [2020-11-29 18:41:22,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:41:22,236 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1116 [2020-11-29 18:41:22,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:22,248 INFO L225 Difference]: With dead ends: 10686 [2020-11-29 18:41:22,248 INFO L226 Difference]: Without dead ends: 6056 [2020-11-29 18:41:22,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1115 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:22,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6056 states. [2020-11-29 18:41:22,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6056 to 5344. [2020-11-29 18:41:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-29 18:41:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5577 transitions. [2020-11-29 18:41:22,347 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5577 transitions. Word has length 1116 [2020-11-29 18:41:22,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:22,349 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5577 transitions. [2020-11-29 18:41:22,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:41:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5577 transitions. [2020-11-29 18:41:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1357 [2020-11-29 18:41:22,374 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:22,375 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:22,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-29 18:41:22,588 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:22,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:22,589 INFO L82 PathProgramCache]: Analyzing trace with hash 431298362, now seen corresponding path program 1 times [2020-11-29 18:41:22,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:22,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600414663] [2020-11-29 18:41:22,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6091 backedges. 3218 proven. 0 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2020-11-29 18:41:24,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600414663] [2020-11-29 18:41:24,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:41:24,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:41:24,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454650298] [2020-11-29 18:41:24,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:24,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:24,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:24,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:41:24,252 INFO L87 Difference]: Start difference. First operand 5344 states and 5577 transitions. Second operand 3 states. [2020-11-29 18:41:25,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:25,015 INFO L93 Difference]: Finished difference Result 10864 states and 11349 transitions. [2020-11-29 18:41:25,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:25,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1356 [2020-11-29 18:41:25,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:25,029 INFO L225 Difference]: With dead ends: 10864 [2020-11-29 18:41:25,029 INFO L226 Difference]: Without dead ends: 5700 [2020-11-29 18:41:25,035 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 [2020-11-29 18:41:25,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-29 18:41:25,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 5344. [2020-11-29 18:41:25,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-29 18:41:25,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5567 transitions. [2020-11-29 18:41:25,142 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5567 transitions. Word has length 1356 [2020-11-29 18:41:25,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:25,144 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5567 transitions. [2020-11-29 18:41:25,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5567 transitions. [2020-11-29 18:41:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1654 [2020-11-29 18:41:25,195 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:25,200 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:25,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-29 18:41:25,201 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:25,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:25,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1681572822, now seen corresponding path program 1 times [2020-11-29 18:41:25,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:25,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711057110] [2020-11-29 18:41:25,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8760 backedges. 4557 proven. 588 refuted. 0 times theorem prover too weak. 3615 trivial. 0 not checked. [2020-11-29 18:41:29,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711057110] [2020-11-29 18:41:29,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1999902204] [2020-11-29 18:41:29,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:30,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-29 18:41:30,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:30,201 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 18:41:30,238 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 18:41:30,242 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 18:41:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8760 backedges. 3686 proven. 498 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2020-11-29 18:41:33,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 18:41:33,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2020-11-29 18:41:33,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373198114] [2020-11-29 18:41:33,013 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-29 18:41:33,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:33,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-29 18:41:33,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-11-29 18:41:33,015 INFO L87 Difference]: Start difference. First operand 5344 states and 5567 transitions. Second operand 12 states. [2020-11-29 18:41:42,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:42,532 INFO L93 Difference]: Finished difference Result 13373 states and 13953 transitions. [2020-11-29 18:41:42,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-29 18:41:42,533 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1653 [2020-11-29 18:41:42,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:42,550 INFO L225 Difference]: With dead ends: 13373 [2020-11-29 18:41:42,550 INFO L226 Difference]: Without dead ends: 8192 [2020-11-29 18:41:42,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1680 GetRequests, 1658 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2020-11-29 18:41:42,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8192 states. [2020-11-29 18:41:42,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8192 to 6590. [2020-11-29 18:41:42,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6590 states. [2020-11-29 18:41:42,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6590 states to 6590 states and 6826 transitions. [2020-11-29 18:41:42,701 INFO L78 Accepts]: Start accepts. Automaton has 6590 states and 6826 transitions. Word has length 1653 [2020-11-29 18:41:42,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:42,703 INFO L481 AbstractCegarLoop]: Abstraction has 6590 states and 6826 transitions. [2020-11-29 18:41:42,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-29 18:41:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6590 states and 6826 transitions. [2020-11-29 18:41:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1827 [2020-11-29 18:41:42,765 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:42,766 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 10, 9, 9, 9, 9, 9, 9, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:42,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:42,992 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:42,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:42,993 INFO L82 PathProgramCache]: Analyzing trace with hash 23716515, now seen corresponding path program 1 times [2020-11-29 18:41:42,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:42,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65569925] [2020-11-29 18:41:42,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 10389 backedges. 3542 proven. 1045 refuted. 0 times theorem prover too weak. 5802 trivial. 0 not checked. [2020-11-29 18:41:47,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65569925] [2020-11-29 18:41:47,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670674770] [2020-11-29 18:41:47,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:47,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:41:47,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 10389 backedges. 4587 proven. 0 refuted. 0 times theorem prover too weak. 5802 trivial. 0 not checked. [2020-11-29 18:41:50,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:41:50,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 18:41:50,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296657227] [2020-11-29 18:41:50,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:41:50,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:50,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:41:50,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:41:50,048 INFO L87 Difference]: Start difference. First operand 6590 states and 6826 transitions. Second operand 3 states. [2020-11-29 18:41:50,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:50,820 INFO L93 Difference]: Finished difference Result 14602 states and 15099 transitions. [2020-11-29 18:41:50,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:41:50,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1826 [2020-11-29 18:41:50,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:50,834 INFO L225 Difference]: With dead ends: 14602 [2020-11-29 18:41:50,834 INFO L226 Difference]: Without dead ends: 4454 [2020-11-29 18:41:50,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1829 GetRequests, 1825 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:41:50,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-29 18:41:50,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4276. [2020-11-29 18:41:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4276 states. [2020-11-29 18:41:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 4276 states and 4349 transitions. [2020-11-29 18:41:50,905 INFO L78 Accepts]: Start accepts. Automaton has 4276 states and 4349 transitions. Word has length 1826 [2020-11-29 18:41:50,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:50,907 INFO L481 AbstractCegarLoop]: Abstraction has 4276 states and 4349 transitions. [2020-11-29 18:41:50,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:41:50,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 4349 transitions. [2020-11-29 18:41:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1898 [2020-11-29 18:41:50,940 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:50,941 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 6, 6, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:51,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:51,168 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:51,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:51,169 INFO L82 PathProgramCache]: Analyzing trace with hash -583513467, now seen corresponding path program 1 times [2020-11-29 18:41:51,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:51,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114069293] [2020-11-29 18:41:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:54,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11831 backedges. 4879 proven. 121 refuted. 0 times theorem prover too weak. 6831 trivial. 0 not checked. [2020-11-29 18:41:54,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114069293] [2020-11-29 18:41:54,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316329419] [2020-11-29 18:41:54,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:41:54,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2307 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 18:41:54,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:41:54,759 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 18:41:54,762 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 18:41:54,771 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 18:41:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 11831 backedges. 7200 proven. 0 refuted. 0 times theorem prover too weak. 4631 trivial. 0 not checked. [2020-11-29 18:41:57,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:41:57,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 7 [2020-11-29 18:41:57,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392139820] [2020-11-29 18:41:57,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 18:41:57,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:41:57,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 18:41:57,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:57,185 INFO L87 Difference]: Start difference. First operand 4276 states and 4349 transitions. Second operand 6 states. [2020-11-29 18:41:58,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:41:58,870 INFO L93 Difference]: Finished difference Result 10152 states and 10358 transitions. [2020-11-29 18:41:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 18:41:58,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1897 [2020-11-29 18:41:58,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:41:58,878 INFO L225 Difference]: With dead ends: 10152 [2020-11-29 18:41:58,878 INFO L226 Difference]: Without dead ends: 5700 [2020-11-29 18:41:58,882 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1900 GetRequests, 1894 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:41:58,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-29 18:41:58,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 4988. [2020-11-29 18:41:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4988 states. [2020-11-29 18:41:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4988 states and 5060 transitions. [2020-11-29 18:41:58,960 INFO L78 Accepts]: Start accepts. Automaton has 4988 states and 5060 transitions. Word has length 1897 [2020-11-29 18:41:58,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:41:58,962 INFO L481 AbstractCegarLoop]: Abstraction has 4988 states and 5060 transitions. [2020-11-29 18:41:58,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 18:41:58,962 INFO L276 IsEmpty]: Start isEmpty. Operand 4988 states and 5060 transitions. [2020-11-29 18:41:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2148 [2020-11-29 18:41:59,009 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:41:59,011 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 12, 12, 12, 11, 11, 11, 11, 10, 9, 8, 8, 8, 8, 8, 8, 7, 7, 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, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:41:59,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:41:59,236 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:41:59,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:41:59,237 INFO L82 PathProgramCache]: Analyzing trace with hash -294278593, now seen corresponding path program 1 times [2020-11-29 18:41:59,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:41:59,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809013949] [2020-11-29 18:41:59,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:41:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 14973 backedges. 10501 proven. 103 refuted. 0 times theorem prover too weak. 4369 trivial. 0 not checked. [2020-11-29 18:42:06,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809013949] [2020-11-29 18:42:06,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509229167] [2020-11-29 18:42:06,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:42:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:07,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 2603 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:42:07,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:42:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14973 backedges. 9751 proven. 0 refuted. 0 times theorem prover too weak. 5222 trivial. 0 not checked. [2020-11-29 18:42:11,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:42:11,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-29 18:42:11,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35276055] [2020-11-29 18:42:11,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:42:11,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:42:11,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:42:11,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:42:11,163 INFO L87 Difference]: Start difference. First operand 4988 states and 5060 transitions. Second operand 3 states. [2020-11-29 18:42:11,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:42:11,730 INFO L93 Difference]: Finished difference Result 8728 states and 8847 transitions. [2020-11-29 18:42:11,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:42:11,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2147 [2020-11-29 18:42:11,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:42:11,737 INFO L225 Difference]: With dead ends: 8728 [2020-11-29 18:42:11,737 INFO L226 Difference]: Without dead ends: 4098 [2020-11-29 18:42:11,740 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2151 GetRequests, 2146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:42:11,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2020-11-29 18:42:11,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 3742. [2020-11-29 18:42:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2020-11-29 18:42:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 3778 transitions. [2020-11-29 18:42:11,786 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 3778 transitions. Word has length 2147 [2020-11-29 18:42:11,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:42:11,788 INFO L481 AbstractCegarLoop]: Abstraction has 3742 states and 3778 transitions. [2020-11-29 18:42:11,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:42:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 3778 transitions. [2020-11-29 18:42:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2368 [2020-11-29 18:42:11,835 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:42:11,836 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 14, 14, 14, 13, 13, 13, 13, 12, 11, 10, 10, 10, 10, 10, 10, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:42:12,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-11-29 18:42:12,037 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:42:12,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:42:12,038 INFO L82 PathProgramCache]: Analyzing trace with hash -658151977, now seen corresponding path program 1 times [2020-11-29 18:42:12,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:42:12,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973380767] [2020-11-29 18:42:12,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:42:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:15,594 INFO L134 CoverageAnalysis]: Checked inductivity of 17751 backedges. 4579 proven. 0 refuted. 0 times theorem prover too weak. 13172 trivial. 0 not checked. [2020-11-29 18:42:15,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973380767] [2020-11-29 18:42:15,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:42:15,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:42:15,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536050925] [2020-11-29 18:42:15,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:42:15,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:42:15,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:42:15,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:42:15,596 INFO L87 Difference]: Start difference. First operand 3742 states and 3778 transitions. Second operand 3 states. [2020-11-29 18:42:16,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:42:16,094 INFO L93 Difference]: Finished difference Result 4810 states and 4863 transitions. [2020-11-29 18:42:16,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:42:16,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2367 [2020-11-29 18:42:16,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:42:16,097 INFO L225 Difference]: With dead ends: 4810 [2020-11-29 18:42:16,097 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 18:42:16,098 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 [2020-11-29 18:42:16,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 18:42:16,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 18:42:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 18:42:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 18:42:16,098 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2367 [2020-11-29 18:42:16,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:42:16,099 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:42:16,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:42:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 18:42:16,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 18:42:16,099 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-29 18:42:16,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 18:42:16,329 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 165 [2020-11-29 18:42:16,469 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 165 [2020-11-29 18:42:17,897 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-29 18:42:19,194 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L762(lines 762 880) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L829(lines 829 880) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L631(lines 631 880) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L565(lines 565 880) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,197 INFO L274 CegarLoopResult]: For program point L698(lines 698 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L500(lines 500 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L369(lines 369 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L303(lines 303 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L436(lines 436 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L239(lines 239 880) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 18:42:19,198 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L768(lines 768 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L636(lines 636 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L835(lines 835 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L571(lines 571 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L505(lines 505 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L704(lines 704 880) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 18:42:19,199 INFO L274 CegarLoopResult]: For program point L309(lines 309 880) no Hoare annotation was computed. [2020-11-29 18:42:19,200 INFO L274 CegarLoopResult]: For program point L442(lines 442 880) no Hoare annotation was computed. [2020-11-29 18:42:19,200 INFO L274 CegarLoopResult]: For program point L376(lines 376 880) no Hoare annotation was computed. [2020-11-29 18:42:19,200 INFO L274 CegarLoopResult]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,200 INFO L274 CegarLoopResult]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L245(lines 245 880) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L774(lines 774 880) no Hoare annotation was computed. [2020-11-29 18:42:19,201 INFO L274 CegarLoopResult]: For program point L642(lines 642 880) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L510(lines 510 880) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L841(lines 841 880) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L710(lines 710 880) no Hoare annotation was computed. [2020-11-29 18:42:19,202 INFO L274 CegarLoopResult]: For program point L578(lines 578 880) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L315(lines 315 880) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L448(lines 448 880) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L382(lines 382 880) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,203 INFO L274 CegarLoopResult]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L251(lines 251 880) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L648(lines 648 880) no Hoare annotation was computed. [2020-11-29 18:42:19,204 INFO L274 CegarLoopResult]: For program point L516(lines 516 880) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L847(lines 847 880) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L781(lines 781 880) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L583(lines 583 880) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L716(lines 716 880) no Hoare annotation was computed. [2020-11-29 18:42:19,205 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L321(lines 321 880) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L454(lines 454 880) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L388(lines 388 880) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 18:42:19,206 INFO L274 CegarLoopResult]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L257(lines 257 880) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L852(lines 852 880) no Hoare annotation was computed. [2020-11-29 18:42:19,207 INFO L274 CegarLoopResult]: For program point L654(lines 654 880) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L522(lines 522 880) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L787(lines 787 880) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L589(lines 589 880) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L722(lines 722 880) no Hoare annotation was computed. [2020-11-29 18:42:19,208 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L459(lines 459 880) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L327(lines 327 880) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L394(lines 394 880) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L262(lines 262 880) no Hoare annotation was computed. [2020-11-29 18:42:19,209 INFO L274 CegarLoopResult]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 18:42:19,210 INFO L274 CegarLoopResult]: For program point L858(lines 858 880) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L660(lines 660 880) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L528(lines 528 880) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L793(lines 793 880) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L595(lines 595 880) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,211 INFO L274 CegarLoopResult]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L728(lines 728 880) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L464(lines 464 880) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L333(lines 333 880) no Hoare annotation was computed. [2020-11-29 18:42:19,212 INFO L274 CegarLoopResult]: For program point L400(lines 400 880) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L268(lines 268 880) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 18:42:19,213 INFO L274 CegarLoopResult]: For program point L864(lines 864 880) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L666(lines 666 880) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L534(lines 534 880) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L799(lines 799 880) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L601(lines 601 880) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,214 INFO L274 CegarLoopResult]: For program point L734(lines 734 880) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L470(lines 470 880) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L339(lines 339 880) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L406(lines 406 880) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L274(lines 274 880) no Hoare annotation was computed. [2020-11-29 18:42:19,215 INFO L274 CegarLoopResult]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L869(lines 869 880) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L672(lines 672 880) no Hoare annotation was computed. [2020-11-29 18:42:19,216 INFO L274 CegarLoopResult]: For program point L540(lines 540 880) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L805(lines 805 880) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L607(lines 607 880) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L740(lines 740 880) no Hoare annotation was computed. [2020-11-29 18:42:19,217 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L477(lines 477 880) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L345(lines 345 880) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L279(lines 279 880) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L412(lines 412 880) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,218 INFO L274 CegarLoopResult]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L875(lines 875 880) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L678(lines 678 880) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L546(lines 546 880) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L811(lines 811 880) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L745(lines 745 880) no Hoare annotation was computed. [2020-11-29 18:42:19,219 INFO L274 CegarLoopResult]: For program point L613(lines 613 880) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L482(lines 482 880) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L351(lines 351 880) no Hoare annotation was computed. [2020-11-29 18:42:19,220 INFO L274 CegarLoopResult]: For program point L285(lines 285 880) no Hoare annotation was computed. [2020-11-29 18:42:19,221 INFO L274 CegarLoopResult]: For program point L418(lines 418 880) no Hoare annotation was computed. [2020-11-29 18:42:19,221 INFO L274 CegarLoopResult]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,221 INFO L274 CegarLoopResult]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L270 CegarLoopResult]: At program point L881(lines 30 882) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse4 (<= 9 ~a15~0)) (.cse11 (<= 10 ~a21~0)) (.cse15 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse12 (<= ~a15~0 7)) (.cse18 (not (= 7 ~a15~0))) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse13 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse14 (<= ~a21~0 6)) (.cse3 (= ~a24~0 1)) (.cse10 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse10) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse11) (and .cse12 .cse13 .cse14) (and .cse15 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse10 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse11) (and (<= ~a24~0 1) .cse13 .cse10 .cse14) (and .cse15 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse12 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse10 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse10) (and .cse12 .cse3 .cse14) (and .cse12 .cse3 .cse18 .cse8 .cse9) (and .cse13 .cse2 .cse3 .cse10) (and .cse3 (<= 286349 ~a12~0) .cse10 .cse14) (and .cse3 .cse10 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L551(lines 551 880) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L221(lines 221 880) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L684(lines 684 880) no Hoare annotation was computed. [2020-11-29 18:42:19,222 INFO L274 CegarLoopResult]: For program point L817(lines 817 880) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L751(lines 751 880) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L619(lines 619 880) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L277 CegarLoopResult]: At program point L884(lines 884 900) the Hoare annotation is: true [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L488(lines 488 880) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L290(lines 290 880) no Hoare annotation was computed. [2020-11-29 18:42:19,223 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L687(lines 687 880) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L357(lines 357 880) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L424(lines 424 880) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 18:42:19,224 INFO L274 CegarLoopResult]: For program point L557(lines 557 880) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L227(lines 227 880) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L757(lines 757 880) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L625(lines 625 880) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,225 INFO L274 CegarLoopResult]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,226 INFO L274 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-11-29 18:42:19,226 INFO L274 CegarLoopResult]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,226 INFO L274 CegarLoopResult]: For program point L824(lines 824 880) no Hoare annotation was computed. [2020-11-29 18:42:19,226 INFO L270 CegarLoopResult]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse4 (<= 9 ~a15~0)) (.cse11 (<= 10 ~a21~0)) (.cse15 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse12 (<= ~a15~0 7)) (.cse18 (not (= 7 ~a15~0))) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse13 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse14 (<= ~a21~0 6)) (.cse3 (= ~a24~0 1)) (.cse10 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse10) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse11) (and .cse12 .cse13 .cse14) (and .cse15 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse10 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse11) (and (<= ~a24~0 1) .cse13 .cse10 .cse14) (and .cse15 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse12 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse10 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse10) (and .cse12 .cse3 .cse14) (and .cse12 .cse3 .cse18 .cse8 .cse9) (and .cse13 .cse2 .cse3 .cse10) (and .cse3 (<= 286349 ~a12~0) .cse10 .cse14) (and .cse3 .cse10 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-29 18:42:19,226 INFO L274 CegarLoopResult]: For program point L494(lines 494 880) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L296(lines 296 880) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L693(lines 693 880) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L363(lines 363 880) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L562(lines 562 880) no Hoare annotation was computed. [2020-11-29 18:42:19,227 INFO L274 CegarLoopResult]: For program point L430(lines 430 880) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L233(lines 233 880) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 18:42:19,228 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 18:42:19,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,242 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,242 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,243 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,243 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,243 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,243 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,245 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,245 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,245 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,245 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,254 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,269 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,269 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,269 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:42:19 BoogieIcfgContainer [2020-11-29 18:42:19,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 18:42:19,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:42:19,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:42:19,277 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:42:19,277 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:40:39" (3/4) ... [2020-11-29 18:42:19,281 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 18:42:19,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 18:42:19,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 18:42:19,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:42:19,309 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:42:19,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-29 18:42:19,338 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-29 18:42:19,458 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7e0a0fcd-538d-41df-a62b-4f187389fec1/bin/uautomizer/witness.graphml [2020-11-29 18:42:19,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:42:19,460 INFO L168 Benchmark]: Toolchain (without parser) took 103138.64 ms. Allocated memory was 90.2 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 54.1 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,460 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 90.2 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:42:19,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.65 ms. Allocated memory is still 90.2 MB. Free memory was 53.9 MB in the beginning and 45.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.29 ms. Allocated memory is still 90.2 MB. Free memory was 45.6 MB in the beginning and 35.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,461 INFO L168 Benchmark]: Boogie Preprocessor took 152.97 ms. Allocated memory is still 90.2 MB. Free memory was 35.9 MB in the beginning and 58.9 MB in the end (delta: -23.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,462 INFO L168 Benchmark]: RCFGBuilder took 2182.23 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 58.9 MB in the beginning and 92.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,462 INFO L168 Benchmark]: TraceAbstraction took 99545.86 ms. Allocated memory was 125.8 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 92.0 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,463 INFO L168 Benchmark]: Witness Printer took 181.79 ms. Allocated memory is still 3.5 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:19,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 ms. Allocated memory is still 90.2 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 907.65 ms. Allocated memory is still 90.2 MB. Free memory was 53.9 MB in the beginning and 45.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 158.29 ms. Allocated memory is still 90.2 MB. Free memory was 45.6 MB in the beginning and 35.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 152.97 ms. Allocated memory is still 90.2 MB. Free memory was 35.9 MB in the beginning and 58.9 MB in the end (delta: -23.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2182.23 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 58.9 MB in the beginning and 92.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 99545.86 ms. Allocated memory was 125.8 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 92.0 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. * Witness Printer took 181.79 ms. Allocated memory is still 3.5 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant [2020-11-29 18:42:19,486 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,488 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,488 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,488 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,489 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - InvariantResult [Line: 30]: Loop Invariant [2020-11-29 18:42:19,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-29 18:42:19,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 96.2s, OverallIterations: 23, TraceHistogramMax: 19, AutomataDifference: 32.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3114 SDtfs, 3128 SDslu, 277 SDs, 0 SdLazy, 21904 SolverSat, 1872 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12104 GetRequests, 12020 SyntacticMatches, 3 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6590occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 23 MinimizatonAttempts, 5696 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 731 HoareAnnotationTreeSize, 3 FomulaSimplifications, 9858 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 4162 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 25.9s InterpolantComputationTime, 34058 NumberOfCodeBlocks, 34058 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 34024 ConstructedInterpolants, 299 QuantifiedInterpolants, 121505421 SizeOfPredicates, 4 NumberOfNonLiveVariables, 14883 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 34 InterpolantComputations, 21 PerfectInterpolantSequences, 148975/152255 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...