./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:23:16,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:23:16,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:23:16,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:23:16,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:23:16,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:23:16,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:23:16,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:23:16,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:23:16,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:23:16,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:23:16,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:23:16,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:23:16,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:23:16,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:23:16,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:23:16,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:23:16,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:23:16,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:23:16,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:23:16,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:23:16,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:23:16,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:23:16,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:23:16,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:23:16,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:23:16,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:23:16,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:23:16,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:23:16,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:23:16,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:23:16,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:23:16,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:23:16,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:23:16,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:23:16,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:23:16,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:23:16,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:23:16,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:23:16,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:23:16,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:23:16,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:23:16,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:23:16,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:23:16,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:23:16,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:23:16,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:23:16,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:23:16,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:23:16,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:23:16,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:23:16,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:23:16,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:23:16,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:23:16,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-12-07 17:23:16,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:23:16,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:23:16,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:23:16,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:23:16,275 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:23:16,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-12-07 17:23:16,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/data/e4b897eec/55dd7be978654a3f8d686ccb364cbc04/FLAGd5bc37a29 [2019-12-07 17:23:16,854 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:23:16,855 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-12-07 17:23:16,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/data/e4b897eec/55dd7be978654a3f8d686ccb364cbc04/FLAGd5bc37a29 [2019-12-07 17:23:17,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/data/e4b897eec/55dd7be978654a3f8d686ccb364cbc04 [2019-12-07 17:23:17,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:23:17,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:23:17,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:23:17,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:23:17,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:23:17,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619ba5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17, skipping insertion in model container [2019-12-07 17:23:17,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:23:17,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:23:17,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:23:17,755 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:23:17,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:23:17,864 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:23:17,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17 WrapperNode [2019-12-07 17:23:17,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:23:17,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:23:17,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:23:17,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:23:17,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:23:17,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:23:17,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:23:17,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:23:17,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:17,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:18,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... [2019-12-07 17:23:18,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:23:18,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:23:18,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:23:18,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:23:18,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:23:18,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:23:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:23:19,051 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:23:19,052 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 17:23:19,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:23:19 BoogieIcfgContainer [2019-12-07 17:23:19,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:23:19,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:23:19,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:23:19,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:23:19,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:23:17" (1/3) ... [2019-12-07 17:23:19,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@484ccd61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:23:19, skipping insertion in model container [2019-12-07 17:23:19,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:23:17" (2/3) ... [2019-12-07 17:23:19,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@484ccd61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:23:19, skipping insertion in model container [2019-12-07 17:23:19,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:23:19" (3/3) ... [2019-12-07 17:23:19,059 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label16.c [2019-12-07 17:23:19,066 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:23:19,071 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:23:19,078 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:23:19,098 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:23:19,098 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:23:19,098 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:23:19,098 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:23:19,099 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:23:19,099 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:23:19,099 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:23:19,099 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:23:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-12-07 17:23:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-07 17:23:19,121 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:19,122 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] [2019-12-07 17:23:19,122 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:19,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:19,126 INFO L82 PathProgramCache]: Analyzing trace with hash 712930081, now seen corresponding path program 1 times [2019-12-07 17:23:19,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:19,132 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187840750] [2019-12-07 17:23:19,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:23:19,330 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187840750] [2019-12-07 17:23:19,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:19,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:23:19,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248772075] [2019-12-07 17:23:19,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:23:19,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:19,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:23:19,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:19,346 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-12-07 17:23:20,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:20,489 INFO L93 Difference]: Finished difference Result 959 states and 1737 transitions. [2019-12-07 17:23:20,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:23:20,490 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2019-12-07 17:23:20,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:20,503 INFO L225 Difference]: With dead ends: 959 [2019-12-07 17:23:20,503 INFO L226 Difference]: Without dead ends: 609 [2019-12-07 17:23:20,506 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:20,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2019-12-07 17:23:20,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 595. [2019-12-07 17:23:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2019-12-07 17:23:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 905 transitions. [2019-12-07 17:23:20,559 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 905 transitions. Word has length 43 [2019-12-07 17:23:20,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:20,560 INFO L462 AbstractCegarLoop]: Abstraction has 595 states and 905 transitions. [2019-12-07 17:23:20,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:23:20,560 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 905 transitions. [2019-12-07 17:23:20,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-12-07 17:23:20,564 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:20,564 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:20,565 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:20,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:20,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1712137222, now seen corresponding path program 1 times [2019-12-07 17:23:20,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:20,565 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135488709] [2019-12-07 17:23:20,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:23:20,702 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135488709] [2019-12-07 17:23:20,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:20,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:23:20,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735548988] [2019-12-07 17:23:20,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:23:20,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:20,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:23:20,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:20,705 INFO L87 Difference]: Start difference. First operand 595 states and 905 transitions. Second operand 4 states. [2019-12-07 17:23:21,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:21,852 INFO L93 Difference]: Finished difference Result 2305 states and 3518 transitions. [2019-12-07 17:23:21,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:23:21,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2019-12-07 17:23:21,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:21,860 INFO L225 Difference]: With dead ends: 2305 [2019-12-07 17:23:21,860 INFO L226 Difference]: Without dead ends: 1712 [2019-12-07 17:23:21,862 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:21,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2019-12-07 17:23:21,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1344. [2019-12-07 17:23:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1344 states. [2019-12-07 17:23:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 1830 transitions. [2019-12-07 17:23:21,893 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 1830 transitions. Word has length 124 [2019-12-07 17:23:21,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:21,894 INFO L462 AbstractCegarLoop]: Abstraction has 1344 states and 1830 transitions. [2019-12-07 17:23:21,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:23:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1830 transitions. [2019-12-07 17:23:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-07 17:23:21,899 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:21,899 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:21,900 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:21,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:21,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1507386069, now seen corresponding path program 1 times [2019-12-07 17:23:21,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:21,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536666913] [2019-12-07 17:23:21,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-12-07 17:23:22,034 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536666913] [2019-12-07 17:23:22,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:22,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:23:22,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747747150] [2019-12-07 17:23:22,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:23:22,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:22,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:23:22,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:22,035 INFO L87 Difference]: Start difference. First operand 1344 states and 1830 transitions. Second operand 4 states. [2019-12-07 17:23:23,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:23,233 INFO L93 Difference]: Finished difference Result 4906 states and 6687 transitions. [2019-12-07 17:23:23,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:23:23,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 200 [2019-12-07 17:23:23,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:23,247 INFO L225 Difference]: With dead ends: 4906 [2019-12-07 17:23:23,247 INFO L226 Difference]: Without dead ends: 3564 [2019-12-07 17:23:23,249 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:23,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2019-12-07 17:23:23,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 2448. [2019-12-07 17:23:23,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2448 states. [2019-12-07 17:23:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3083 transitions. [2019-12-07 17:23:23,289 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3083 transitions. Word has length 200 [2019-12-07 17:23:23,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:23,289 INFO L462 AbstractCegarLoop]: Abstraction has 2448 states and 3083 transitions. [2019-12-07 17:23:23,289 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:23:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3083 transitions. [2019-12-07 17:23:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-12-07 17:23:23,292 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:23,292 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:23,292 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:23,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:23,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1529710719, now seen corresponding path program 1 times [2019-12-07 17:23:23,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:23,293 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126420615] [2019-12-07 17:23:23,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:23,473 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:23:23,473 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126420615] [2019-12-07 17:23:23,473 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:23,473 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:23:23,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352565673] [2019-12-07 17:23:23,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:23:23,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:23,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:23:23,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:23,474 INFO L87 Difference]: Start difference. First operand 2448 states and 3083 transitions. Second operand 4 states. [2019-12-07 17:23:24,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:24,338 INFO L93 Difference]: Finished difference Result 6747 states and 8636 transitions. [2019-12-07 17:23:24,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:23:24,338 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 256 [2019-12-07 17:23:24,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:24,356 INFO L225 Difference]: With dead ends: 6747 [2019-12-07 17:23:24,356 INFO L226 Difference]: Without dead ends: 4485 [2019-12-07 17:23:24,359 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:24,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2019-12-07 17:23:24,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 4288. [2019-12-07 17:23:24,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4288 states. [2019-12-07 17:23:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 4288 states and 5282 transitions. [2019-12-07 17:23:24,415 INFO L78 Accepts]: Start accepts. Automaton has 4288 states and 5282 transitions. Word has length 256 [2019-12-07 17:23:24,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:24,416 INFO L462 AbstractCegarLoop]: Abstraction has 4288 states and 5282 transitions. [2019-12-07 17:23:24,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:23:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 5282 transitions. [2019-12-07 17:23:24,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-12-07 17:23:24,420 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:24,421 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:24,421 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:24,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:24,421 INFO L82 PathProgramCache]: Analyzing trace with hash -292975179, now seen corresponding path program 1 times [2019-12-07 17:23:24,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:24,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105067528] [2019-12-07 17:23:24,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:23:24,660 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105067528] [2019-12-07 17:23:24,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:24,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:23:24,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506722361] [2019-12-07 17:23:24,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:23:24,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:24,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:23:24,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:23:24,661 INFO L87 Difference]: Start difference. First operand 4288 states and 5282 transitions. Second operand 5 states. [2019-12-07 17:23:26,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:26,058 INFO L93 Difference]: Finished difference Result 12834 states and 16173 transitions. [2019-12-07 17:23:26,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:23:26,059 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2019-12-07 17:23:26,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:26,086 INFO L225 Difference]: With dead ends: 12834 [2019-12-07 17:23:26,086 INFO L226 Difference]: Without dead ends: 8732 [2019-12-07 17:23:26,089 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:23:26,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8732 states. [2019-12-07 17:23:26,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8732 to 7428. [2019-12-07 17:23:26,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7428 states. [2019-12-07 17:23:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7428 states to 7428 states and 8985 transitions. [2019-12-07 17:23:26,174 INFO L78 Accepts]: Start accepts. Automaton has 7428 states and 8985 transitions. Word has length 303 [2019-12-07 17:23:26,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:26,175 INFO L462 AbstractCegarLoop]: Abstraction has 7428 states and 8985 transitions. [2019-12-07 17:23:26,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:23:26,175 INFO L276 IsEmpty]: Start isEmpty. Operand 7428 states and 8985 transitions. [2019-12-07 17:23:26,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-12-07 17:23:26,181 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:26,181 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:26,181 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:26,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:26,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1995018028, now seen corresponding path program 1 times [2019-12-07 17:23:26,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:26,182 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79866623] [2019-12-07 17:23:26,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-12-07 17:23:26,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79866623] [2019-12-07 17:23:26,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:26,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:23:26,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433236457] [2019-12-07 17:23:26,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:23:26,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:26,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:23:26,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:23:26,310 INFO L87 Difference]: Start difference. First operand 7428 states and 8985 transitions. Second operand 3 states. [2019-12-07 17:23:26,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:26,913 INFO L93 Difference]: Finished difference Result 17058 states and 20569 transitions. [2019-12-07 17:23:26,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:23:26,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 322 [2019-12-07 17:23:26,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:26,944 INFO L225 Difference]: With dead ends: 17058 [2019-12-07 17:23:26,944 INFO L226 Difference]: Without dead ends: 9448 [2019-12-07 17:23:26,949 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:23:26,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9448 states. [2019-12-07 17:23:27,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9448 to 8526. [2019-12-07 17:23:27,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8526 states. [2019-12-07 17:23:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8526 states to 8526 states and 9790 transitions. [2019-12-07 17:23:27,039 INFO L78 Accepts]: Start accepts. Automaton has 8526 states and 9790 transitions. Word has length 322 [2019-12-07 17:23:27,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:27,039 INFO L462 AbstractCegarLoop]: Abstraction has 8526 states and 9790 transitions. [2019-12-07 17:23:27,039 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:23:27,039 INFO L276 IsEmpty]: Start isEmpty. Operand 8526 states and 9790 transitions. [2019-12-07 17:23:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-12-07 17:23:27,049 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:27,050 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:27,050 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:27,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:27,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1650052421, now seen corresponding path program 1 times [2019-12-07 17:23:27,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:27,051 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549788946] [2019-12-07 17:23:27,051 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 357 proven. 41 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-07 17:23:27,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549788946] [2019-12-07 17:23:27,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605096373] [2019-12-07 17:23:27,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:23:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:27,396 INFO L264 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 17:23:27,407 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:23:27,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:23:27,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:23:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 291 proven. 102 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-12-07 17:23:27,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 17:23:27,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 6 [2019-12-07 17:23:27,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025770070] [2019-12-07 17:23:27,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 17:23:27,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:27,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:23:27,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:23:27,551 INFO L87 Difference]: Start difference. First operand 8526 states and 9790 transitions. Second operand 6 states. [2019-12-07 17:23:29,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:29,514 INFO L93 Difference]: Finished difference Result 28476 states and 33032 transitions. [2019-12-07 17:23:29,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:23:29,514 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 383 [2019-12-07 17:23:29,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:29,537 INFO L225 Difference]: With dead ends: 28476 [2019-12-07 17:23:29,537 INFO L226 Difference]: Without dead ends: 20136 [2019-12-07 17:23:29,545 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 385 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-12-07 17:23:29,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20136 states. [2019-12-07 17:23:29,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20136 to 10734. [2019-12-07 17:23:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10734 states. [2019-12-07 17:23:29,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10734 states to 10734 states and 12377 transitions. [2019-12-07 17:23:29,711 INFO L78 Accepts]: Start accepts. Automaton has 10734 states and 12377 transitions. Word has length 383 [2019-12-07 17:23:29,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:29,711 INFO L462 AbstractCegarLoop]: Abstraction has 10734 states and 12377 transitions. [2019-12-07 17:23:29,712 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 17:23:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 10734 states and 12377 transitions. [2019-12-07 17:23:29,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-12-07 17:23:29,724 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:29,724 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:23:29,925 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:23:29,926 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:29,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:29,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1673889824, now seen corresponding path program 1 times [2019-12-07 17:23:29,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:29,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342725546] [2019-12-07 17:23:29,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-12-07 17:23:30,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342725546] [2019-12-07 17:23:30,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:23:30,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:23:30,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153753130] [2019-12-07 17:23:30,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:23:30,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:30,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:23:30,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:30,345 INFO L87 Difference]: Start difference. First operand 10734 states and 12377 transitions. Second operand 4 states. [2019-12-07 17:23:31,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:31,319 INFO L93 Difference]: Finished difference Result 23504 states and 27186 transitions. [2019-12-07 17:23:31,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:23:31,319 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 475 [2019-12-07 17:23:31,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:31,333 INFO L225 Difference]: With dead ends: 23504 [2019-12-07 17:23:31,333 INFO L226 Difference]: Without dead ends: 12956 [2019-12-07 17:23:31,340 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:31,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12956 states. [2019-12-07 17:23:31,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12956 to 12201. [2019-12-07 17:23:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12201 states. [2019-12-07 17:23:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12201 states to 12201 states and 13825 transitions. [2019-12-07 17:23:31,442 INFO L78 Accepts]: Start accepts. Automaton has 12201 states and 13825 transitions. Word has length 475 [2019-12-07 17:23:31,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:31,443 INFO L462 AbstractCegarLoop]: Abstraction has 12201 states and 13825 transitions. [2019-12-07 17:23:31,443 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:23:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12201 states and 13825 transitions. [2019-12-07 17:23:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2019-12-07 17:23:31,455 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:23:31,456 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2019-12-07 17:23:31,456 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:23:31,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:23:31,456 INFO L82 PathProgramCache]: Analyzing trace with hash -1717641063, now seen corresponding path program 1 times [2019-12-07 17:23:31,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:23:31,456 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170060452] [2019-12-07 17:23:31,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:23:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:31,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 659 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2019-12-07 17:23:31,807 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170060452] [2019-12-07 17:23:31,807 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341137175] [2019-12-07 17:23:31,807 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:23:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:23:31,919 INFO L264 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 17:23:31,930 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:23:32,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 659 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2019-12-07 17:23:32,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:23:32,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-12-07 17:23:32,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102247642] [2019-12-07 17:23:32,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:23:32,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:23:32,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:23:32,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:32,122 INFO L87 Difference]: Start difference. First operand 12201 states and 13825 transitions. Second operand 3 states. [2019-12-07 17:23:32,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:23:32,761 INFO L93 Difference]: Finished difference Result 22736 states and 25756 transitions. [2019-12-07 17:23:32,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:23:32,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 560 [2019-12-07 17:23:32,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:23:32,762 INFO L225 Difference]: With dead ends: 22736 [2019-12-07 17:23:32,762 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:23:32,771 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 561 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:23:32,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:23:32,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:23:32,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:23:32,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:23:32,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 560 [2019-12-07 17:23:32,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:23:32,771 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:23:32,771 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:23:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:23:32,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:23:32,972 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:23:32,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:23:33,151 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 171 [2019-12-07 17:23:33,274 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 171 [2019-12-07 17:23:33,709 WARN L192 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 51 [2019-12-07 17:23:34,114 WARN L192 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 51 [2019-12-07 17:23:34,116 INFO L246 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2019-12-07 17:23:34,116 INFO L246 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2019-12-07 17:23:34,116 INFO L246 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L249 CegarLoopResult]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,117 INFO L246 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L242 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (+ ~a23~0 43))) (let ((.cse7 (<= ~a29~0 274)) (.cse1 (= 1 ~a4~0)) (.cse8 (<= 130 ~a29~0)) (.cse6 (not (= ~a25~0 11))) (.cse3 (<= ~a23~0 312)) (.cse0 (< 0 .cse11)) (.cse2 (= ~a25~0 9)) (.cse9 (<= .cse11 0)) (.cse4 (<= ~a4~0 0)) (.cse10 (= ~a25~0 10)) (.cse5 (<= ~a29~0 140))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1) (and .cse4 .cse7 .cse8 .cse9) (and .cse4 (not (= ~a25~0 13)) .cse9) (and .cse7 .cse1 .cse8) (and (not .cse2) .cse6 .cse3 .cse4 .cse0 (not .cse10)) (and (= ~a25~0 12) .cse4 (<= ~a29~0 277)) (and .cse2 .cse9 .cse5) (and .cse4 .cse10 .cse5)))) [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,118 INFO L246 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,119 INFO L246 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-12-07 17:23:34,120 INFO L246 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,121 INFO L246 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 17:23:34,122 INFO L246 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:23:34,123 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2019-12-07 17:23:34,124 INFO L246 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,125 INFO L246 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,126 INFO L246 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2019-12-07 17:23:34,127 INFO L246 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,128 INFO L246 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:23:34,129 INFO L246 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2019-12-07 17:23:34,130 INFO L246 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L242 CegarLoopResult]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse11 (+ ~a23~0 43))) (let ((.cse7 (<= ~a29~0 274)) (.cse1 (= 1 ~a4~0)) (.cse8 (<= 130 ~a29~0)) (.cse6 (not (= ~a25~0 11))) (.cse3 (<= ~a23~0 312)) (.cse0 (< 0 .cse11)) (.cse2 (= ~a25~0 9)) (.cse9 (<= .cse11 0)) (.cse4 (<= ~a4~0 0)) (.cse10 (= ~a25~0 10)) (.cse5 (<= ~a29~0 140))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1) (and .cse4 .cse7 .cse8 .cse9) (and .cse4 (not (= ~a25~0 13)) .cse9) (and .cse7 .cse1 .cse8) (and (not .cse2) .cse6 .cse3 .cse4 .cse0 (not .cse10)) (and (= ~a25~0 12) .cse4 (<= ~a29~0 277)) (and .cse2 .cse9 .cse5) (and .cse4 .cse10 .cse5)))) [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,131 INFO L246 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 17:23:34,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:23:34 BoogieIcfgContainer [2019-12-07 17:23:34,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:23:34,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:23:34,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:23:34,148 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:23:34,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:23:19" (3/4) ... [2019-12-07 17:23:34,151 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:23:34,169 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 17:23:34,170 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 17:23:34,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f09a6a25-9d27-44bf-aa2d-6a804b48627c/bin/uautomizer/witness.graphml [2019-12-07 17:23:34,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:23:34,271 INFO L168 Benchmark]: Toolchain (without parser) took 16920.21 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 740.3 MB). Free memory was 935.3 MB in the beginning and 1.2 GB in the end (delta: -293.3 MB). Peak memory consumption was 447.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,271 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:23:34,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.31 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,273 INFO L168 Benchmark]: Boogie Preprocessor took 68.57 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,273 INFO L168 Benchmark]: RCFGBuilder took 1035.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.7 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,273 INFO L168 Benchmark]: TraceAbstraction took 15094.00 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 593.5 MB). Free memory was 890.7 MB in the beginning and 1.3 GB in the end (delta: -376.6 MB). Peak memory consumption was 216.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,274 INFO L168 Benchmark]: Witness Printer took 122.44 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:23:34,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 512.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.31 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.57 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1035.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.7 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15094.00 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 593.5 MB). Free memory was 890.7 MB in the beginning and 1.3 GB in the end (delta: -376.6 MB). Peak memory consumption was 216.9 MB. Max. memory is 11.5 GB. * Witness Printer took 122.44 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((0 < a23 + 43 && 1 == a4) || (((a25 == 9 && a23 <= 312) && a4 <= 0) && a29 <= 140)) || (!(a25 == 11) && 1 == a4)) || (((a4 <= 0 && a29 <= 274) && 130 <= a29) && a23 + 43 <= 0)) || ((a4 <= 0 && !(a25 == 13)) && a23 + 43 <= 0)) || ((a29 <= 274 && 1 == a4) && 130 <= a29)) || (((((!(a25 == 9) && !(a25 == 11)) && a23 <= 312) && a4 <= 0) && 0 < a23 + 43) && !(a25 == 10))) || ((a25 == 12 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a23 + 43 <= 0) && a29 <= 140)) || ((a4 <= 0 && a25 == 10) && a29 <= 140) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((((((0 < a23 + 43 && 1 == a4) || (((a25 == 9 && a23 <= 312) && a4 <= 0) && a29 <= 140)) || (!(a25 == 11) && 1 == a4)) || (((a4 <= 0 && a29 <= 274) && 130 <= a29) && a23 + 43 <= 0)) || ((a4 <= 0 && !(a25 == 13)) && a23 + 43 <= 0)) || ((a29 <= 274 && 1 == a4) && 130 <= a29)) || (((((!(a25 == 9) && !(a25 == 11)) && a23 <= 312) && a4 <= 0) && 0 < a23 + 43) && !(a25 == 10))) || ((a25 == 12 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a23 + 43 <= 0) && a29 <= 140)) || ((a4 <= 0 && a25 == 10) && a29 <= 140) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 13.8s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 1228 SDtfs, 3864 SDslu, 339 SDs, 0 SdLazy, 8711 SolverSat, 2593 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 986 GetRequests, 956 SyntacticMatches, 7 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12201occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 14078 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 144 NumberOfFragments, 251 HoareAnnotationTreeSize, 3 FomulaSimplifications, 7378 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 6680 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 3609 NumberOfCodeBlocks, 3609 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 3598 ConstructedInterpolants, 0 QuantifiedInterpolants, 3164224 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1254 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 4280/4431 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...