./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d9d392c14a131e49f1eaea557bfd69667def3c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:12:44,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:12:44,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:12:44,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:12:44,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:12:44,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:12:44,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:12:44,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:12:44,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:12:44,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:12:44,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:12:44,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:12:44,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:12:44,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:12:44,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:12:44,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:12:44,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:12:44,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:12:44,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:12:44,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:12:44,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:12:44,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:12:44,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:12:44,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:12:44,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:12:44,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:12:44,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:12:44,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:12:44,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:12:44,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:12:44,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:12:44,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:12:44,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:12:44,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:12:44,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:12:44,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:12:44,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:12:44,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:12:44,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:12:44,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:12:44,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:12:44,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 13:12:44,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:12:44,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:12:44,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:12:44,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:12:44,459 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:12:44,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:12:44,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:12:44,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:12:44,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:12:44,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:12:44,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:12:44,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:12:44,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:12:44,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:12:44,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:12:44,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:12:44,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c7cf7eea-a804-42c7-839a-1e297035acf7/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(__VERIFIER_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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2019-12-07 13:12:44,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:12:44,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:12:44,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:12:44,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:12:44,574 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:12:44,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-12-07 13:12:44,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/data/ee1f9d61b/afe6f22a05ab40aebfa35ddddf9c2be3/FLAGc9df63332 [2019-12-07 13:12:45,131 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:12:45,132 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-12-07 13:12:45,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/data/ee1f9d61b/afe6f22a05ab40aebfa35ddddf9c2be3/FLAGc9df63332 [2019-12-07 13:12:45,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/data/ee1f9d61b/afe6f22a05ab40aebfa35ddddf9c2be3 [2019-12-07 13:12:45,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:12:45,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:12:45,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:12:45,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:12:45,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:12:45,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:45,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4562956c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45, skipping insertion in model container [2019-12-07 13:12:45,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:45,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:12:45,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:12:45,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:12:45,897 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:12:45,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:12:45,964 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:12:45,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45 WrapperNode [2019-12-07 13:12:45,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:12:45,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:12:45,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:12:45,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:12:45,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:45,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:12:46,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:12:46,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:12:46,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:12:46,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... [2019-12-07 13:12:46,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:12:46,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:12:46,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:12:46,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:12:46,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/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 [2019-12-07 13:12:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:12:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:12:46,791 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:12:46,792 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 13:12:46,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:12:46 BoogieIcfgContainer [2019-12-07 13:12:46,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:12:46,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:12:46,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:12:46,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:12:46,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:12:45" (1/3) ... [2019-12-07 13:12:46,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d6a26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:12:46, skipping insertion in model container [2019-12-07 13:12:46,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:12:45" (2/3) ... [2019-12-07 13:12:46,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d6a26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:12:46, skipping insertion in model container [2019-12-07 13:12:46,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:12:46" (3/3) ... [2019-12-07 13:12:46,799 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label20.c [2019-12-07 13:12:46,808 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:12:46,815 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:12:46,823 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:12:46,841 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:12:46,841 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:12:46,841 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:12:46,842 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:12:46,842 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:12:46,842 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:12:46,842 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:12:46,842 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:12:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-12-07 13:12:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-07 13:12:46,861 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:46,862 INFO L410 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] [2019-12-07 13:12:46,862 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:46,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:46,866 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2019-12-07 13:12:46,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:46,872 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521479173] [2019-12-07 13:12:46,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:12:47,027 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521479173] [2019-12-07 13:12:47,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:47,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:12:47,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710515488] [2019-12-07 13:12:47,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:12:47,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:47,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:12:47,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:47,044 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-12-07 13:12:47,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:47,832 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-12-07 13:12:47,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:12:47,833 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-12-07 13:12:47,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:47,845 INFO L225 Difference]: With dead ends: 694 [2019-12-07 13:12:47,845 INFO L226 Difference]: Without dead ends: 421 [2019-12-07 13:12:47,848 INFO L630 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 [2019-12-07 13:12:47,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-12-07 13:12:47,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-12-07 13:12:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-12-07 13:12:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-12-07 13:12:47,887 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 28 [2019-12-07 13:12:47,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:47,888 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-12-07 13:12:47,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:12:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-12-07 13:12:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-07 13:12:47,891 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:47,891 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:12:47,891 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:47,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:47,892 INFO L82 PathProgramCache]: Analyzing trace with hash -958622800, now seen corresponding path program 1 times [2019-12-07 13:12:47,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:47,892 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828345064] [2019-12-07 13:12:47,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:47,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:12:48,016 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828345064] [2019-12-07 13:12:48,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:48,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:12:48,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756216885] [2019-12-07 13:12:48,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:12:48,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:48,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:12:48,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:48,019 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2019-12-07 13:12:48,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:48,536 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2019-12-07 13:12:48,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:12:48,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-12-07 13:12:48,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:48,541 INFO L225 Difference]: With dead ends: 840 [2019-12-07 13:12:48,541 INFO L226 Difference]: Without dead ends: 560 [2019-12-07 13:12:48,542 INFO L630 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 [2019-12-07 13:12:48,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-12-07 13:12:48,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2019-12-07 13:12:48,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-12-07 13:12:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 785 transitions. [2019-12-07 13:12:48,575 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 785 transitions. Word has length 106 [2019-12-07 13:12:48,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:48,576 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 785 transitions. [2019-12-07 13:12:48,576 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:12:48,576 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 785 transitions. [2019-12-07 13:12:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-07 13:12:48,580 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:48,580 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:12:48,580 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:48,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:48,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1786957364, now seen corresponding path program 1 times [2019-12-07 13:12:48,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:48,581 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936949109] [2019-12-07 13:12:48,581 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:12:48,698 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936949109] [2019-12-07 13:12:48,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:48,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:12:48,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200243374] [2019-12-07 13:12:48,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:12:48,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:48,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:12:48,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:48,699 INFO L87 Difference]: Start difference. First operand 560 states and 785 transitions. Second operand 4 states. [2019-12-07 13:12:49,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:49,217 INFO L93 Difference]: Finished difference Result 1813 states and 2508 transitions. [2019-12-07 13:12:49,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:12:49,218 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-12-07 13:12:49,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:49,225 INFO L225 Difference]: With dead ends: 1813 [2019-12-07 13:12:49,226 INFO L226 Difference]: Without dead ends: 1255 [2019-12-07 13:12:49,227 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:49,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-12-07 13:12:49,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 838. [2019-12-07 13:12:49,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-12-07 13:12:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1063 transitions. [2019-12-07 13:12:49,251 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1063 transitions. Word has length 146 [2019-12-07 13:12:49,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:49,251 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1063 transitions. [2019-12-07 13:12:49,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:12:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1063 transitions. [2019-12-07 13:12:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-07 13:12:49,256 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:49,256 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:12:49,256 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:49,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:49,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1475583444, now seen corresponding path program 1 times [2019-12-07 13:12:49,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:49,257 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153367350] [2019-12-07 13:12:49,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:12:49,363 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153367350] [2019-12-07 13:12:49,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:49,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:12:49,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528515498] [2019-12-07 13:12:49,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:12:49,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:49,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:12:49,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:49,365 INFO L87 Difference]: Start difference. First operand 838 states and 1063 transitions. Second operand 4 states. [2019-12-07 13:12:49,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:49,980 INFO L93 Difference]: Finished difference Result 2091 states and 2662 transitions. [2019-12-07 13:12:49,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:12:49,980 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 188 [2019-12-07 13:12:49,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:49,985 INFO L225 Difference]: With dead ends: 2091 [2019-12-07 13:12:49,985 INFO L226 Difference]: Without dead ends: 1255 [2019-12-07 13:12:49,986 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:49,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-12-07 13:12:50,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-12-07 13:12:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-12-07 13:12:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1371 transitions. [2019-12-07 13:12:50,004 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1371 transitions. Word has length 188 [2019-12-07 13:12:50,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:50,004 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1371 transitions. [2019-12-07 13:12:50,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:12:50,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1371 transitions. [2019-12-07 13:12:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-07 13:12:50,006 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:50,007 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 13:12:50,007 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:50,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:50,007 INFO L82 PathProgramCache]: Analyzing trace with hash 661366646, now seen corresponding path program 1 times [2019-12-07 13:12:50,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:50,007 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561711253] [2019-12-07 13:12:50,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:50,126 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-07 13:12:50,127 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561711253] [2019-12-07 13:12:50,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:50,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:12:50,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405545419] [2019-12-07 13:12:50,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:12:50,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:50,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:12:50,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:12:50,128 INFO L87 Difference]: Start difference. First operand 1116 states and 1371 transitions. Second operand 5 states. [2019-12-07 13:12:51,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:51,099 INFO L93 Difference]: Finished difference Result 4037 states and 4968 transitions. [2019-12-07 13:12:51,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:12:51,100 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 189 [2019-12-07 13:12:51,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:51,114 INFO L225 Difference]: With dead ends: 4037 [2019-12-07 13:12:51,114 INFO L226 Difference]: Without dead ends: 2923 [2019-12-07 13:12:51,116 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:12:51,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2019-12-07 13:12:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2089. [2019-12-07 13:12:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-12-07 13:12:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2495 transitions. [2019-12-07 13:12:51,153 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2495 transitions. Word has length 189 [2019-12-07 13:12:51,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:51,153 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2495 transitions. [2019-12-07 13:12:51,153 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:12:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2495 transitions. [2019-12-07 13:12:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-12-07 13:12:51,157 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:51,157 INFO L410 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 13:12:51,157 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:51,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:51,158 INFO L82 PathProgramCache]: Analyzing trace with hash -668439460, now seen corresponding path program 1 times [2019-12-07 13:12:51,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:51,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979179678] [2019-12-07 13:12:51,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-07 13:12:51,287 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979179678] [2019-12-07 13:12:51,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:51,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:12:51,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162864237] [2019-12-07 13:12:51,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 13:12:51,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:51,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:12:51,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:12:51,289 INFO L87 Difference]: Start difference. First operand 2089 states and 2495 transitions. Second operand 3 states. [2019-12-07 13:12:51,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:51,636 INFO L93 Difference]: Finished difference Result 5010 states and 5952 transitions. [2019-12-07 13:12:51,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:12:51,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2019-12-07 13:12:51,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:51,645 INFO L225 Difference]: With dead ends: 5010 [2019-12-07 13:12:51,645 INFO L226 Difference]: Without dead ends: 2089 [2019-12-07 13:12:51,648 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:12:51,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2019-12-07 13:12:51,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2089. [2019-12-07 13:12:51,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-12-07 13:12:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2440 transitions. [2019-12-07 13:12:51,682 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2440 transitions. Word has length 264 [2019-12-07 13:12:51,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:51,683 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2440 transitions. [2019-12-07 13:12:51,683 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 13:12:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2440 transitions. [2019-12-07 13:12:51,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-07 13:12:51,687 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:12:51,687 INFO L410 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:12:51,688 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:12:51,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:51,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1546588810, now seen corresponding path program 1 times [2019-12-07 13:12:51,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:51,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591614801] [2019-12-07 13:12:51,688 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:12:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-12-07 13:12:51,808 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591614801] [2019-12-07 13:12:51,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:12:51,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:12:51,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877209131] [2019-12-07 13:12:51,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:12:51,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:12:51,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:12:51,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:51,810 INFO L87 Difference]: Start difference. First operand 2089 states and 2440 transitions. Second operand 4 states. [2019-12-07 13:12:52,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:12:52,385 INFO L93 Difference]: Finished difference Result 4035 states and 4734 transitions. [2019-12-07 13:12:52,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:12:52,386 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 300 [2019-12-07 13:12:52,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:12:52,386 INFO L225 Difference]: With dead ends: 4035 [2019-12-07 13:12:52,386 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:12:52,389 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:12:52,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:12:52,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:12:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:12:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:12:52,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 300 [2019-12-07 13:12:52,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:12:52,389 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:12:52,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:12:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:12:52,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:12:52,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:12:52,538 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-12-07 13:12:52,634 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-12-07 13:12:52,635 INFO L246 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-12-07 13:12:52,636 INFO L246 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-12-07 13:12:52,637 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L242 CegarLoopResult]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse1 (not (= ~a19~0 10))) (.cse0 (not (= ~a19~0 7)))) (or (and .cse0 .cse1) (= ~a10~0 1) (and .cse1 (= ~a10~0 2)) (and .cse0 (= ~a10~0 0)))) [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,638 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-12-07 13:12:52,639 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L249 CegarLoopResult]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,640 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-12-07 13:12:52,641 INFO L246 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-12-07 13:12:52,642 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L242 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a19~0 10))) (.cse0 (not (= ~a19~0 7)))) (or (and .cse0 .cse1) (= ~a10~0 1) (and .cse1 (= ~a10~0 2)) (and .cse0 (= ~a10~0 0)))) [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,643 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-12-07 13:12:52,644 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,645 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-12-07 13:12:52,646 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,647 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-12-07 13:12:52,648 INFO L246 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,649 INFO L246 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-12-07 13:12:52,650 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-12-07 13:12:52,651 INFO L246 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-12-07 13:12:52,652 INFO L246 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-12-07 13:12:52,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:12:52 BoogieIcfgContainer [2019-12-07 13:12:52,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:12:52,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:12:52,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:12:52,670 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:12:52,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:12:46" (3/4) ... [2019-12-07 13:12:52,673 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:12:52,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 13:12:52,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:12:52,772 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c7cf7eea-a804-42c7-839a-1e297035acf7/bin/uautomizer/witness.graphml [2019-12-07 13:12:52,772 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:12:52,773 INFO L168 Benchmark]: Toolchain (without parser) took 7174.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 932.7 MB in the beginning and 979.9 MB in the end (delta: -47.2 MB). Peak memory consumption was 169.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,774 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:12:52,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 932.7 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,774 INFO L168 Benchmark]: Boogie Preprocessor took 49.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,775 INFO L168 Benchmark]: RCFGBuilder took 719.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 929.6 MB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,775 INFO L168 Benchmark]: TraceAbstraction took 5875.51 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 929.6 MB in the beginning and 999.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,775 INFO L168 Benchmark]: Witness Printer took 102.76 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 979.9 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:52,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 932.7 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 719.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 929.6 MB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5875.51 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 929.6 MB in the beginning and 999.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. * Witness Printer took 102.76 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 979.9 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: 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: 582]: Loop Invariant Derived loop invariant: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || (!(a19 == 10) && a10 == 2)) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || (!(a19 == 10) && a10 == 2)) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 5.5s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 554 SDtfs, 1802 SDslu, 68 SDs, 0 SdLazy, 4702 SolverSat, 931 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2089occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 210 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2228 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 1221 NumberOfCodeBlocks, 1221 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1214 ConstructedInterpolants, 0 QuantifiedInterpolants, 556053 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 911/911 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...