./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 64e5c46407a78b8946c1b8a8e041360873f42904 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:09:38,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:09:38,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:09:38,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:09:38,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:09:38,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:09:38,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:09:38,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:09:38,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:09:38,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:09:38,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:09:38,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:09:38,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:09:38,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:09:38,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:09:38,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:09:38,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:09:38,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:09:38,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:09:38,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:09:38,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:09:38,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:09:38,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:09:38,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:09:38,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:09:38,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:09:38,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:09:38,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:09:38,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:09:38,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:09:38,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:09:38,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:09:38,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:09:38,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:09:38,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:09:38,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:09:38,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:09:38,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:09:38,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:09:38,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:09:38,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:09:38,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:09:39,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:09:39,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:09:39,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:09:39,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:09:39,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:09:39,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:09:39,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:09:39,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:09:39,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:09:39,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:09:39,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:09:39,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:09:39,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:09:39,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:09:39,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:09:39,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:09:39,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:09:39,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:09:39,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:09:39,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:09:39,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:09:39,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:09:39,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:09:39,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:09:39,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:09:39,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:09:39,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:09:39,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:09:39,031 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 64e5c46407a78b8946c1b8a8e041360873f42904 [2019-11-27 23:09:39,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:09:39,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:09:39,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:09:39,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:09:39,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:09:39,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label05.c [2019-11-27 23:09:39,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7084a6d/0cb62aac38c84eccab4b6815b49b2a7c/FLAGdd187a801 [2019-11-27 23:09:40,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:09:40,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label05.c [2019-11-27 23:09:40,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7084a6d/0cb62aac38c84eccab4b6815b49b2a7c/FLAGdd187a801 [2019-11-27 23:09:40,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7084a6d/0cb62aac38c84eccab4b6815b49b2a7c [2019-11-27 23:09:40,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:09:40,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:09:40,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:09:40,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:09:40,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:09:40,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:09:40" (1/1) ... [2019-11-27 23:09:40,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762a845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:40, skipping insertion in model container [2019-11-27 23:09:40,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:09:40" (1/1) ... [2019-11-27 23:09:40,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:09:40,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:09:40,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:09:40,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:09:41,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:09:41,195 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:09:41,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41 WrapperNode [2019-11-27 23:09:41,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:09:41,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:09:41,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:09:41,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:09:41,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:09:41,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:09:41,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:09:41,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:09:41,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... [2019-11-27 23:09:41,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:09:41,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:09:41,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:09:41,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:09:41,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:09:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:09:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:09:43,086 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:09:43,087 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-27 23:09:43,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:43 BoogieIcfgContainer [2019-11-27 23:09:43,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:09:43,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:09:43,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:09:43,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:09:43,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:09:40" (1/3) ... [2019-11-27 23:09:43,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed3c6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:09:43, skipping insertion in model container [2019-11-27 23:09:43,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:41" (2/3) ... [2019-11-27 23:09:43,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed3c6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:09:43, skipping insertion in model container [2019-11-27 23:09:43,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:43" (3/3) ... [2019-11-27 23:09:43,107 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label05.c [2019-11-27 23:09:43,118 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:09:43,131 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:09:43,146 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:09:43,188 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:09:43,188 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:09:43,189 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:09:43,189 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:09:43,189 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:09:43,190 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:09:43,190 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:09:43,190 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:09:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-27 23:09:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-27 23:09:43,231 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:43,232 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:43,233 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:43,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:43,240 INFO L82 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2019-11-27 23:09:43,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:43,252 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829703404] [2019-11-27 23:09:43,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:43,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:43,671 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829703404] [2019-11-27 23:09:43,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:43,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:43,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909678675] [2019-11-27 23:09:43,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:43,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:43,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:43,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:43,698 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-27 23:09:45,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:45,604 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-27 23:09:45,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:45,606 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2019-11-27 23:09:45,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:45,626 INFO L225 Difference]: With dead ends: 850 [2019-11-27 23:09:45,626 INFO L226 Difference]: Without dead ends: 538 [2019-11-27 23:09:45,632 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 [2019-11-27 23:09:45,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-27 23:09:45,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-27 23:09:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-27 23:09:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2019-11-27 23:09:45,712 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 63 [2019-11-27 23:09:45,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:45,713 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2019-11-27 23:09:45,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:45,713 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2019-11-27 23:09:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-27 23:09:45,719 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:45,719 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-27 23:09:45,720 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:45,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:45,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1081616636, now seen corresponding path program 1 times [2019-11-27 23:09:45,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:45,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577055263] [2019-11-27 23:09:45,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:45,907 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577055263] [2019-11-27 23:09:45,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:45,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:45,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423177601] [2019-11-27 23:09:45,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:45,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:45,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:45,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:45,911 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2019-11-27 23:09:47,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:47,300 INFO L93 Difference]: Finished difference Result 2142 states and 3296 transitions. [2019-11-27 23:09:47,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:47,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2019-11-27 23:09:47,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:47,314 INFO L225 Difference]: With dead ends: 2142 [2019-11-27 23:09:47,315 INFO L226 Difference]: Without dead ends: 1606 [2019-11-27 23:09:47,319 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 [2019-11-27 23:09:47,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-11-27 23:09:47,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1606. [2019-11-27 23:09:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2019-11-27 23:09:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2256 transitions. [2019-11-27 23:09:47,383 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2256 transitions. Word has length 128 [2019-11-27 23:09:47,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:47,384 INFO L462 AbstractCegarLoop]: Abstraction has 1606 states and 2256 transitions. [2019-11-27 23:09:47,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2256 transitions. [2019-11-27 23:09:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-27 23:09:47,388 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:47,388 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-27 23:09:47,389 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:47,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:47,389 INFO L82 PathProgramCache]: Analyzing trace with hash 790349030, now seen corresponding path program 1 times [2019-11-27 23:09:47,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:47,390 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073129279] [2019-11-27 23:09:47,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:47,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073129279] [2019-11-27 23:09:47,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:47,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:47,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914027210] [2019-11-27 23:09:47,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:47,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:47,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:47,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:47,525 INFO L87 Difference]: Start difference. First operand 1606 states and 2256 transitions. Second operand 4 states. [2019-11-27 23:09:48,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:48,873 INFO L93 Difference]: Finished difference Result 4990 states and 7085 transitions. [2019-11-27 23:09:48,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:48,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2019-11-27 23:09:48,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:48,896 INFO L225 Difference]: With dead ends: 4990 [2019-11-27 23:09:48,897 INFO L226 Difference]: Without dead ends: 3386 [2019-11-27 23:09:48,901 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 [2019-11-27 23:09:48,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2019-11-27 23:09:48,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3030. [2019-11-27 23:09:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-27 23:09:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3981 transitions. [2019-11-27 23:09:49,004 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3981 transitions. Word has length 131 [2019-11-27 23:09:49,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:49,004 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3981 transitions. [2019-11-27 23:09:49,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3981 transitions. [2019-11-27 23:09:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-27 23:09:49,014 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:49,014 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:49,015 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:49,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:49,015 INFO L82 PathProgramCache]: Analyzing trace with hash 877571644, now seen corresponding path program 1 times [2019-11-27 23:09:49,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:49,016 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488798826] [2019-11-27 23:09:49,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 257 proven. 4 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2019-11-27 23:09:49,481 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488798826] [2019-11-27 23:09:49,482 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831360619] [2019-11-27 23:09:49,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:09:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:49,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:49,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-11-27 23:09:49,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:49,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:49,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086346202] [2019-11-27 23:09:49,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:49,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:49,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:49,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:49,878 INFO L87 Difference]: Start difference. First operand 3030 states and 3981 transitions. Second operand 3 states. [2019-11-27 23:09:50,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:50,775 INFO L93 Difference]: Finished difference Result 6770 states and 8919 transitions. [2019-11-27 23:09:50,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:50,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 288 [2019-11-27 23:09:50,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:50,797 INFO L225 Difference]: With dead ends: 6770 [2019-11-27 23:09:50,798 INFO L226 Difference]: Without dead ends: 3920 [2019-11-27 23:09:50,803 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 287 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:50,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states. [2019-11-27 23:09:50,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3030. [2019-11-27 23:09:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-27 23:09:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3981 transitions. [2019-11-27 23:09:50,897 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3981 transitions. Word has length 288 [2019-11-27 23:09:50,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:50,901 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3981 transitions. [2019-11-27 23:09:50,901 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:50,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3981 transitions. [2019-11-27 23:09:50,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-27 23:09:50,908 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:50,908 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-11-27 23:09:51,113 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:51,114 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:51,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:51,114 INFO L82 PathProgramCache]: Analyzing trace with hash 507936602, now seen corresponding path program 1 times [2019-11-27 23:09:51,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:51,115 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791348766] [2019-11-27 23:09:51,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 261 proven. 4 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2019-11-27 23:09:51,429 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791348766] [2019-11-27 23:09:51,429 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209672389] [2019-11-27 23:09:51,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:09:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:51,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:51,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:51,640 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2019-11-27 23:09:51,640 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:51,641 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:51,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060295078] [2019-11-27 23:09:51,642 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:51,642 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:51,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:51,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:51,643 INFO L87 Difference]: Start difference. First operand 3030 states and 3981 transitions. Second operand 3 states. [2019-11-27 23:09:52,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:52,487 INFO L93 Difference]: Finished difference Result 6770 states and 9003 transitions. [2019-11-27 23:09:52,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:52,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 320 [2019-11-27 23:09:52,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:52,509 INFO L225 Difference]: With dead ends: 6770 [2019-11-27 23:09:52,509 INFO L226 Difference]: Without dead ends: 3920 [2019-11-27 23:09:52,514 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 319 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:52,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states. [2019-11-27 23:09:52,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3742. [2019-11-27 23:09:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-27 23:09:52,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4813 transitions. [2019-11-27 23:09:52,603 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4813 transitions. Word has length 320 [2019-11-27 23:09:52,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:52,604 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4813 transitions. [2019-11-27 23:09:52,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4813 transitions. [2019-11-27 23:09:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2019-11-27 23:09:52,613 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:52,614 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-11-27 23:09:52,827 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:52,828 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:52,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:52,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1406529275, now seen corresponding path program 1 times [2019-11-27 23:09:52,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:52,831 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303415756] [2019-11-27 23:09:52,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 272 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2019-11-27 23:09:53,235 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303415756] [2019-11-27 23:09:53,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259245660] [2019-11-27 23:09:53,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:09:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:53,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:53,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-11-27 23:09:53,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:53,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:53,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260886098] [2019-11-27 23:09:53,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:53,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:53,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:53,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:53,514 INFO L87 Difference]: Start difference. First operand 3742 states and 4813 transitions. Second operand 3 states. [2019-11-27 23:09:54,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:54,389 INFO L93 Difference]: Finished difference Result 7838 states and 10166 transitions. [2019-11-27 23:09:54,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:54,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 346 [2019-11-27 23:09:54,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:54,410 INFO L225 Difference]: With dead ends: 7838 [2019-11-27 23:09:54,410 INFO L226 Difference]: Without dead ends: 4276 [2019-11-27 23:09:54,416 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 345 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:54,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2019-11-27 23:09:54,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3742. [2019-11-27 23:09:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-27 23:09:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4570 transitions. [2019-11-27 23:09:54,501 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4570 transitions. Word has length 346 [2019-11-27 23:09:54,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:54,503 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4570 transitions. [2019-11-27 23:09:54,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4570 transitions. [2019-11-27 23:09:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-27 23:09:54,515 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:54,515 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 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] [2019-11-27 23:09:54,719 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:54,720 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:54,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:54,720 INFO L82 PathProgramCache]: Analyzing trace with hash 2140168294, now seen corresponding path program 1 times [2019-11-27 23:09:54,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:54,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095157349] [2019-11-27 23:09:54,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 272 proven. 4 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2019-11-27 23:09:55,056 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095157349] [2019-11-27 23:09:55,056 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264690314] [2019-11-27 23:09:55,057 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:09:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:55,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-27 23:09:55,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 318 proven. 51 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-27 23:09:55,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-27 23:09:55,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2019-11-27 23:09:55,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858136945] [2019-11-27 23:09:55,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-27 23:09:55,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:55,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-27 23:09:55,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-27 23:09:55,358 INFO L87 Difference]: Start difference. First operand 3742 states and 4570 transitions. Second operand 8 states. [2019-11-27 23:09:59,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:59,196 INFO L93 Difference]: Finished difference Result 8260 states and 10055 transitions. [2019-11-27 23:09:59,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-27 23:09:59,196 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 376 [2019-11-27 23:09:59,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:59,197 INFO L225 Difference]: With dead ends: 8260 [2019-11-27 23:09:59,197 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:09:59,207 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 376 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2019-11-27 23:09:59,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:09:59,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:09:59,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:09:59,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:09:59,209 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 376 [2019-11-27 23:09:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:59,209 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:09:59,209 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-27 23:09:59,209 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:09:59,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:09:59,413 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:59,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:09:59,623 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-11-27 23:09:59,736 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-11-27 23:09:59,743 INFO L246 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-27 23:09:59,743 INFO L246 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-27 23:09:59,743 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,743 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-27 23:09:59,744 INFO L246 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,745 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-27 23:09:59,746 INFO L246 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-27 23:09:59,747 INFO L246 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-27 23:09:59,748 INFO L246 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,749 INFO L246 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-27 23:09:59,750 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-27 23:09:59,750 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-27 23:09:59,750 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-27 23:09:59,750 INFO L246 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-27 23:09:59,750 INFO L246 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,751 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,752 INFO L246 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-27 23:09:59,752 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-27 23:09:59,752 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-27 23:09:59,752 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-27 23:09:59,752 INFO L246 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-27 23:09:59,753 INFO L246 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-27 23:09:59,753 INFO L246 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-27 23:09:59,753 INFO L246 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-27 23:09:59,753 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,753 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,754 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,754 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-27 23:09:59,754 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-27 23:09:59,754 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-27 23:09:59,754 INFO L246 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-27 23:09:59,755 INFO L246 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-27 23:09:59,755 INFO L246 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-27 23:09:59,755 INFO L246 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-27 23:09:59,755 INFO L246 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-27 23:09:59,755 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,756 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,756 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,756 INFO L246 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-27 23:09:59,756 INFO L246 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-27 23:09:59,756 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:09:59,757 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-27 23:09:59,757 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-27 23:09:59,757 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-27 23:09:59,757 INFO L246 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-27 23:09:59,757 INFO L246 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-27 23:09:59,758 INFO L246 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-27 23:09:59,759 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,760 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,761 INFO L246 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-27 23:09:59,761 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-27 23:09:59,761 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-27 23:09:59,761 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-27 23:09:59,761 INFO L246 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,762 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-27 23:09:59,763 INFO L246 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-27 23:09:59,764 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-27 23:09:59,765 INFO L246 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,766 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,767 INFO L242 CegarLoopResult]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse3 (not (= ~a15~0 5)))) (let ((.cse0 (<= ~a21~0 6)) (.cse1 (let ((.cse4 (<= (+ ~a12~0 43) 0))) (or (and .cse4 .cse3) (and (not (= ~a21~0 9)) .cse4) (<= (+ ~a12~0 49) 0)))) (.cse2 (= ~a24~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a21~0 10)) (and .cse2 .cse0) (and .cse3 .cse2) (and .cse2 .cse1) (and (< 11 ~a12~0) .cse2)))) [2019-11-27 23:09:59,767 INFO L246 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-27 23:09:59,767 INFO L246 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-27 23:09:59,767 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-27 23:09:59,767 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-27 23:09:59,767 INFO L246 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L249 CegarLoopResult]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-27 23:09:59,768 INFO L246 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-27 23:09:59,769 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:09:59,770 INFO L246 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-27 23:09:59,770 INFO L246 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-27 23:09:59,770 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,770 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,770 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-27 23:09:59,771 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,771 INFO L246 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-27 23:09:59,771 INFO L242 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse3 (not (= ~a15~0 5)))) (let ((.cse0 (<= ~a21~0 6)) (.cse1 (let ((.cse4 (<= (+ ~a12~0 43) 0))) (or (and .cse4 .cse3) (and (not (= ~a21~0 9)) .cse4) (<= (+ ~a12~0 49) 0)))) (.cse2 (= ~a24~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a21~0 10)) (and .cse2 .cse0) (and .cse3 .cse2) (and .cse2 .cse1) (and (< 11 ~a12~0) .cse2)))) [2019-11-27 23:09:59,771 INFO L246 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-27 23:09:59,771 INFO L246 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-27 23:09:59,772 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-27 23:09:59,773 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,774 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-27 23:09:59,775 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,776 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-27 23:09:59,777 INFO L246 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,778 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,779 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:59,779 INFO L246 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-27 23:09:59,779 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-27 23:09:59,779 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-27 23:09:59,779 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-27 23:09:59,780 INFO L246 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-27 23:09:59,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:09:59 BoogieIcfgContainer [2019-11-27 23:09:59,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:09:59,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:09:59,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:09:59,804 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:09:59,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:43" (3/4) ... [2019-11-27 23:09:59,809 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:09:59,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-27 23:09:59,836 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-27 23:10:00,036 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:10:00,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:10:00,038 INFO L168 Benchmark]: Toolchain (without parser) took 19750.69 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 681.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 535.9 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,039 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:10:00,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 909.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,040 INFO L168 Benchmark]: Boogie Preprocessor took 113.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,040 INFO L168 Benchmark]: RCFGBuilder took 1622.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.9 MB in the end (delta: 128.8 MB). Peak memory consumption was 128.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,041 INFO L168 Benchmark]: TraceAbstraction took 16709.19 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 536.9 MB). Free memory was 972.9 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 375.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,041 INFO L168 Benchmark]: Witness Printer took 232.78 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:10:00,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 909.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 156.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1622.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.9 MB in the end (delta: 128.8 MB). Peak memory consumption was 128.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16709.19 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 536.9 MB). Free memory was 972.9 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 375.6 MB. Max. memory is 11.5 GB. * Witness Printer took 232.78 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 880]: Loop Invariant Derived loop invariant: (((((a21 <= 6 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0)) || (a24 == 1 && a21 == 10)) || (a24 == 1 && a21 <= 6)) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0))) || (11 < a12 && a24 == 1) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((a21 <= 6 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0)) || (a24 == 1 && a21 == 10)) || (a24 == 1 && a21 <= 6)) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0))) || (11 < a12 && a24 == 1) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 16.2s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 835 SDtfs, 2210 SDslu, 87 SDs, 0 SdLazy, 6963 SolverSat, 1440 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1362 GetRequests, 1330 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3742occurred 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: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 1958 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 64 NumberOfFragments, 181 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2310 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 242 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 2982 NumberOfCodeBlocks, 2982 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2971 ConstructedInterpolants, 0 QuantifiedInterpolants, 2795198 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1752 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 3397/3464 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...