./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/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 1e89048ccdb20a97a14cb213e125edb5cbe6d123 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:06:01,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:06:01,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:06:01,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:06:01,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:06:01,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:06:01,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:06:01,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:06:01,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:06:01,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:06:01,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:06:01,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:06:01,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:06:01,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:06:01,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:06:01,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:06:01,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:06:01,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:06:01,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:06:01,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:06:01,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:06:01,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:06:01,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:06:01,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:06:01,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:06:01,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:06:01,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:06:01,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:06:01,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:06:01,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:06:01,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:06:01,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:06:01,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:06:01,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:06:01,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:06:01,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:06:01,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:06:01,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:06:01,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:06:01,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:06:01,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:06:01,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 03:06:01,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:06:01,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:06:01,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:06:01,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:06:01,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:06:01,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:06:01,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:06:01,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:06:01,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:06:01,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:06:01,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:06:01,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:06:01,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:06:01,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:06:01,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:06:01,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:06:01,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:06:01,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:06:01,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:06:01,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:06:01,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:06:01,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:06:01,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:06:01,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:06:01,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:06:01,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:06:01,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:06:01,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:06:01,425 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_a38692a1-d11f-404b-816f-6b11fd11ec94/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 -> 1e89048ccdb20a97a14cb213e125edb5cbe6d123 [2019-11-20 03:06:01,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:06:01,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:06:01,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:06:01,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:06:01,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:06:01,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-20 03:06:01,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/data/6f42a655f/9a3837f847104f0aa7b5e307a17e2624/FLAG5c10f5170 [2019-11-20 03:06:02,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:06:02,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-20 03:06:02,085 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/data/6f42a655f/9a3837f847104f0aa7b5e307a17e2624/FLAG5c10f5170 [2019-11-20 03:06:02,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/data/6f42a655f/9a3837f847104f0aa7b5e307a17e2624 [2019-11-20 03:06:02,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:06:02,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:06:02,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:06:02,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:06:02,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:06:02,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9bdf84c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02, skipping insertion in model container [2019-11-20 03:06:02,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,115 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:06:02,184 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:06:02,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:06:02,575 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:06:02,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:06:02,729 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:06:02,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02 WrapperNode [2019-11-20 03:06:02,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:06:02,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:06:02,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:06:02,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:06:02,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:06:02,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:06:02,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:06:02,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:06:02,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... [2019-11-20 03:06:02,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:06:02,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:06:02,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:06:02,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:06:02,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/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 [2019-11-20 03:06:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:06:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:06:04,228 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:06:04,228 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 03:06:04,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:06:04 BoogieIcfgContainer [2019-11-20 03:06:04,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:06:04,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 03:06:04,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 03:06:04,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 03:06:04,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:06:02" (1/3) ... [2019-11-20 03:06:04,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ee02ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:06:04, skipping insertion in model container [2019-11-20 03:06:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:06:02" (2/3) ... [2019-11-20 03:06:04,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ee02ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:06:04, skipping insertion in model container [2019-11-20 03:06:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:06:04" (3/3) ... [2019-11-20 03:06:04,236 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label39.c [2019-11-20 03:06:04,245 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 03:06:04,251 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 03:06:04,261 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 03:06:04,284 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 03:06:04,284 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 03:06:04,284 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 03:06:04,285 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:06:04,285 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:06:04,285 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 03:06:04,285 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:06:04,285 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 03:06:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-20 03:06:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 03:06:04,319 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:04,320 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:04,320 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:04,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:04,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1738135197, now seen corresponding path program 1 times [2019-11-20 03:06:04,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:04,334 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682859344] [2019-11-20 03:06:04,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:04,714 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682859344] [2019-11-20 03:06:04,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:04,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:06:04,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353006112] [2019-11-20 03:06:04,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:04,725 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:04,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:04,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:04,739 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-20 03:06:06,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:06,149 INFO L93 Difference]: Finished difference Result 775 states and 1353 transitions. [2019-11-20 03:06:06,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:06:06,152 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2019-11-20 03:06:06,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:06,172 INFO L225 Difference]: With dead ends: 775 [2019-11-20 03:06:06,176 INFO L226 Difference]: Without dead ends: 460 [2019-11-20 03:06:06,184 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:06,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2019-11-20 03:06:06,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 308. [2019-11-20 03:06:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2019-11-20 03:06:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 451 transitions. [2019-11-20 03:06:06,249 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 451 transitions. Word has length 111 [2019-11-20 03:06:06,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:06,250 INFO L462 AbstractCegarLoop]: Abstraction has 308 states and 451 transitions. [2019-11-20 03:06:06,250 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:06,250 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 451 transitions. [2019-11-20 03:06:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 03:06:06,253 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:06,254 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:06,254 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:06,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:06,254 INFO L82 PathProgramCache]: Analyzing trace with hash -215551336, now seen corresponding path program 1 times [2019-11-20 03:06:06,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:06,255 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322208692] [2019-11-20 03:06:06,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:06,436 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322208692] [2019-11-20 03:06:06,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:06,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 03:06:06,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84387172] [2019-11-20 03:06:06,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:06,438 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:06,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:06,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:06,439 INFO L87 Difference]: Start difference. First operand 308 states and 451 transitions. Second operand 4 states. [2019-11-20 03:06:07,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:07,362 INFO L93 Difference]: Finished difference Result 1180 states and 1741 transitions. [2019-11-20 03:06:07,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:06:07,363 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2019-11-20 03:06:07,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:07,370 INFO L225 Difference]: With dead ends: 1180 [2019-11-20 03:06:07,370 INFO L226 Difference]: Without dead ends: 874 [2019-11-20 03:06:07,372 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 [2019-11-20 03:06:07,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-11-20 03:06:07,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 870. [2019-11-20 03:06:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2019-11-20 03:06:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1183 transitions. [2019-11-20 03:06:07,417 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1183 transitions. Word has length 115 [2019-11-20 03:06:07,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:07,418 INFO L462 AbstractCegarLoop]: Abstraction has 870 states and 1183 transitions. [2019-11-20 03:06:07,418 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:07,418 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1183 transitions. [2019-11-20 03:06:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 03:06:07,430 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:07,431 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:07,431 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:07,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:07,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1793072302, now seen corresponding path program 1 times [2019-11-20 03:06:07,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:07,432 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18867017] [2019-11-20 03:06:07,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:06:07,500 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18867017] [2019-11-20 03:06:07,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:07,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:06:07,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302474389] [2019-11-20 03:06:07,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:07,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:07,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:07,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:07,510 INFO L87 Difference]: Start difference. First operand 870 states and 1183 transitions. Second operand 4 states. [2019-11-20 03:06:08,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:08,027 INFO L93 Difference]: Finished difference Result 2146 states and 2939 transitions. [2019-11-20 03:06:08,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:06:08,027 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2019-11-20 03:06:08,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:08,034 INFO L225 Difference]: With dead ends: 2146 [2019-11-20 03:06:08,034 INFO L226 Difference]: Without dead ends: 1278 [2019-11-20 03:06:08,036 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:08,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2019-11-20 03:06:08,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 578. [2019-11-20 03:06:08,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2019-11-20 03:06:08,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 776 transitions. [2019-11-20 03:06:08,057 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 776 transitions. Word has length 121 [2019-11-20 03:06:08,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:08,058 INFO L462 AbstractCegarLoop]: Abstraction has 578 states and 776 transitions. [2019-11-20 03:06:08,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 776 transitions. [2019-11-20 03:06:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 03:06:08,060 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:08,060 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:08,061 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:08,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:08,061 INFO L82 PathProgramCache]: Analyzing trace with hash 63576167, now seen corresponding path program 1 times [2019-11-20 03:06:08,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:08,062 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979862688] [2019-11-20 03:06:08,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:08,105 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979862688] [2019-11-20 03:06:08,105 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:08,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 03:06:08,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167278036] [2019-11-20 03:06:08,106 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:06:08,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:08,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:06:08,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:06:08,107 INFO L87 Difference]: Start difference. First operand 578 states and 776 transitions. Second operand 3 states. [2019-11-20 03:06:08,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:08,561 INFO L93 Difference]: Finished difference Result 1714 states and 2306 transitions. [2019-11-20 03:06:08,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:06:08,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-11-20 03:06:08,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:08,567 INFO L225 Difference]: With dead ends: 1714 [2019-11-20 03:06:08,567 INFO L226 Difference]: Without dead ends: 1138 [2019-11-20 03:06:08,568 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:06:08,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1138 states. [2019-11-20 03:06:08,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1138 to 1138. [2019-11-20 03:06:08,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2019-11-20 03:06:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1447 transitions. [2019-11-20 03:06:08,600 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1447 transitions. Word has length 121 [2019-11-20 03:06:08,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:08,600 INFO L462 AbstractCegarLoop]: Abstraction has 1138 states and 1447 transitions. [2019-11-20 03:06:08,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:06:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1447 transitions. [2019-11-20 03:06:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 03:06:08,604 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:08,604 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:08,604 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:08,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:08,605 INFO L82 PathProgramCache]: Analyzing trace with hash 675657489, now seen corresponding path program 1 times [2019-11-20 03:06:08,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:08,605 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222057630] [2019-11-20 03:06:08,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:08,713 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222057630] [2019-11-20 03:06:08,713 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:08,713 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:06:08,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652756457] [2019-11-20 03:06:08,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:08,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:08,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:08,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:08,714 INFO L87 Difference]: Start difference. First operand 1138 states and 1447 transitions. Second operand 4 states. [2019-11-20 03:06:09,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:09,411 INFO L93 Difference]: Finished difference Result 2415 states and 3064 transitions. [2019-11-20 03:06:09,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:06:09,411 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-20 03:06:09,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:09,417 INFO L225 Difference]: With dead ends: 2415 [2019-11-20 03:06:09,417 INFO L226 Difference]: Without dead ends: 1279 [2019-11-20 03:06:09,419 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:09,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2019-11-20 03:06:09,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1279. [2019-11-20 03:06:09,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2019-11-20 03:06:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1438 transitions. [2019-11-20 03:06:09,446 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1438 transitions. Word has length 135 [2019-11-20 03:06:09,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:09,446 INFO L462 AbstractCegarLoop]: Abstraction has 1279 states and 1438 transitions. [2019-11-20 03:06:09,446 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1438 transitions. [2019-11-20 03:06:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 03:06:09,450 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:09,450 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:09,450 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:09,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:09,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1227064464, now seen corresponding path program 1 times [2019-11-20 03:06:09,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:09,451 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044318293] [2019-11-20 03:06:09,451 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:09,518 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:09,519 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044318293] [2019-11-20 03:06:09,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:09,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:06:09,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923970736] [2019-11-20 03:06:09,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:06:09,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:09,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:06:09,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:06:09,521 INFO L87 Difference]: Start difference. First operand 1279 states and 1438 transitions. Second operand 3 states. [2019-11-20 03:06:09,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:09,894 INFO L93 Difference]: Finished difference Result 3399 states and 3829 transitions. [2019-11-20 03:06:09,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:06:09,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-11-20 03:06:09,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:09,904 INFO L225 Difference]: With dead ends: 3399 [2019-11-20 03:06:09,904 INFO L226 Difference]: Without dead ends: 1982 [2019-11-20 03:06:09,906 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 [2019-11-20 03:06:09,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2019-11-20 03:06:09,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1978. [2019-11-20 03:06:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-11-20 03:06:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2183 transitions. [2019-11-20 03:06:09,945 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2183 transitions. Word has length 144 [2019-11-20 03:06:09,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:09,946 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2183 transitions. [2019-11-20 03:06:09,946 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:06:09,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2183 transitions. [2019-11-20 03:06:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 03:06:09,950 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:09,950 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:09,951 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:09,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:09,951 INFO L82 PathProgramCache]: Analyzing trace with hash 404814437, now seen corresponding path program 1 times [2019-11-20 03:06:09,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:09,951 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750570107] [2019-11-20 03:06:09,952 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:06:10,020 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750570107] [2019-11-20 03:06:10,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:10,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 03:06:10,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989116298] [2019-11-20 03:06:10,022 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:10,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:10,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:10,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:10,023 INFO L87 Difference]: Start difference. First operand 1978 states and 2183 transitions. Second operand 4 states. [2019-11-20 03:06:10,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:10,519 INFO L93 Difference]: Finished difference Result 4234 states and 4703 transitions. [2019-11-20 03:06:10,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:06:10,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2019-11-20 03:06:10,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:10,528 INFO L225 Difference]: With dead ends: 4234 [2019-11-20 03:06:10,528 INFO L226 Difference]: Without dead ends: 1836 [2019-11-20 03:06:10,531 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 [2019-11-20 03:06:10,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2019-11-20 03:06:10,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1836. [2019-11-20 03:06:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1836 states. [2019-11-20 03:06:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2009 transitions. [2019-11-20 03:06:10,568 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2009 transitions. Word has length 148 [2019-11-20 03:06:10,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:10,569 INFO L462 AbstractCegarLoop]: Abstraction has 1836 states and 2009 transitions. [2019-11-20 03:06:10,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:10,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2009 transitions. [2019-11-20 03:06:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 03:06:10,573 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:10,573 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:10,573 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:10,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:10,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1277248510, now seen corresponding path program 1 times [2019-11-20 03:06:10,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:10,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357280221] [2019-11-20 03:06:10,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:06:10,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357280221] [2019-11-20 03:06:10,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:10,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 03:06:10,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848696229] [2019-11-20 03:06:10,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:10,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:10,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:10,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:10,680 INFO L87 Difference]: Start difference. First operand 1836 states and 2009 transitions. Second operand 4 states. [2019-11-20 03:06:11,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:11,274 INFO L93 Difference]: Finished difference Result 3672 states and 4027 transitions. [2019-11-20 03:06:11,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:06:11,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 158 [2019-11-20 03:06:11,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:11,280 INFO L225 Difference]: With dead ends: 3672 [2019-11-20 03:06:11,280 INFO L226 Difference]: Without dead ends: 1554 [2019-11-20 03:06:11,282 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 [2019-11-20 03:06:11,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2019-11-20 03:06:11,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1554. [2019-11-20 03:06:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1554 states. [2019-11-20 03:06:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1619 transitions. [2019-11-20 03:06:11,311 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1619 transitions. Word has length 158 [2019-11-20 03:06:11,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:11,311 INFO L462 AbstractCegarLoop]: Abstraction has 1554 states and 1619 transitions. [2019-11-20 03:06:11,311 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1619 transitions. [2019-11-20 03:06:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-11-20 03:06:11,316 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:11,316 INFO L410 BasicCegarLoop]: trace histogram [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, 2, 2, 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] [2019-11-20 03:06:11,317 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:11,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:11,317 INFO L82 PathProgramCache]: Analyzing trace with hash -2146398300, now seen corresponding path program 1 times [2019-11-20 03:06:11,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:11,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625128792] [2019-11-20 03:06:11,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:11,502 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 03:06:11,502 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625128792] [2019-11-20 03:06:11,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:06:11,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 03:06:11,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641204763] [2019-11-20 03:06:11,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:06:11,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:11,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:06:11,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:06:11,509 INFO L87 Difference]: Start difference. First operand 1554 states and 1619 transitions. Second operand 4 states. [2019-11-20 03:06:11,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:11,970 INFO L93 Difference]: Finished difference Result 2967 states and 3094 transitions. [2019-11-20 03:06:11,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:06:11,971 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 241 [2019-11-20 03:06:11,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:11,976 INFO L225 Difference]: With dead ends: 2967 [2019-11-20 03:06:11,976 INFO L226 Difference]: Without dead ends: 1555 [2019-11-20 03:06:11,978 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 [2019-11-20 03:06:11,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1555 states. [2019-11-20 03:06:12,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1555 to 1414. [2019-11-20 03:06:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1414 states. [2019-11-20 03:06:12,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1464 transitions. [2019-11-20 03:06:12,003 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1464 transitions. Word has length 241 [2019-11-20 03:06:12,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:12,004 INFO L462 AbstractCegarLoop]: Abstraction has 1414 states and 1464 transitions. [2019-11-20 03:06:12,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:06:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1464 transitions. [2019-11-20 03:06:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 03:06:12,009 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:06:12,009 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:06:12,009 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:06:12,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:06:12,010 INFO L82 PathProgramCache]: Analyzing trace with hash 995979598, now seen corresponding path program 1 times [2019-11-20 03:06:12,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:06:12,010 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496864508] [2019-11-20 03:06:12,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:06:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:12,328 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496864508] [2019-11-20 03:06:12,329 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921181949] [2019-11-20 03:06:12,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/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 [2019-11-20 03:06:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:06:12,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-20 03:06:12,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:06:12,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 03:06:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 190 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:06:12,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 03:06:12,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2019-11-20 03:06:12,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455874210] [2019-11-20 03:06:12,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 03:06:12,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:06:12,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 03:06:12,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 03:06:12,620 INFO L87 Difference]: Start difference. First operand 1414 states and 1464 transitions. Second operand 10 states. [2019-11-20 03:06:14,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:06:14,099 INFO L93 Difference]: Finished difference Result 2571 states and 2668 transitions. [2019-11-20 03:06:14,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-20 03:06:14,100 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 246 [2019-11-20 03:06:14,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:06:14,100 INFO L225 Difference]: With dead ends: 2571 [2019-11-20 03:06:14,100 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 03:06:14,105 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2019-11-20 03:06:14,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 03:06:14,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 03:06:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 03:06:14,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 03:06:14,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2019-11-20 03:06:14,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:06:14,108 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:06:14,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 03:06:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 03:06:14,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:06:14,311 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 03:06:14,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 03:06:14,651 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-20 03:06:14,907 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,910 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-20 03:06:14,911 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-20 03:06:14,912 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,912 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,912 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,912 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-20 03:06:14,913 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-20 03:06:14,914 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-20 03:06:14,915 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,916 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,917 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,918 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-20 03:06:14,918 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-20 03:06:14,918 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-20 03:06:14,918 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-20 03:06:14,918 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,919 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,920 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-20 03:06:14,921 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-20 03:06:14,922 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-20 03:06:14,923 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-20 03:06:14,925 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7)) (.cse11 (<= ~a17~0 8))) (let ((.cse0 (not (= 1 ~a11~0))) (.cse5 (= ~a17~0 8)) (.cse2 (= 10 ~a28~0)) (.cse3 (= ~a21~0 1)) (.cse9 (<= ~a25~0 0)) (.cse8 (<= ~a17~0 7)) (.cse1 (and (not .cse6) .cse11)) (.cse10 (not (= ~a28~0 11))) (.cse7 (= ~a19~0 1)) (.cse4 (= ~a25~0 1))) (or (and .cse0 (<= ~a19~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4 .cse0) (and .cse0 .cse5 .cse7 .cse3 .cse4) (and .cse5 .cse7 .cse6 .cse4 .cse0) (and .cse8 .cse7 .cse6 .cse4) (and .cse5 .cse6 .cse9 .cse3) (and .cse7 .cse1 .cse2) (and .cse1 .cse3 .cse9 .cse10) (and .cse8 .cse1 .cse10) (and (and (= ~a28~0 9) .cse11) .cse7 .cse4)))) [2019-11-20 03:06:14,925 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,925 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,925 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,926 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-20 03:06:14,927 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-20 03:06:14,928 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-20 03:06:14,929 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7)) (.cse11 (<= ~a17~0 8))) (let ((.cse0 (not (= 1 ~a11~0))) (.cse5 (= ~a17~0 8)) (.cse2 (= 10 ~a28~0)) (.cse3 (= ~a21~0 1)) (.cse9 (<= ~a25~0 0)) (.cse8 (<= ~a17~0 7)) (.cse1 (and (not .cse6) .cse11)) (.cse10 (not (= ~a28~0 11))) (.cse7 (= ~a19~0 1)) (.cse4 (= ~a25~0 1))) (or (and .cse0 (<= ~a19~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4 .cse0) (and .cse0 .cse5 .cse7 .cse3 .cse4) (and .cse5 .cse7 .cse6 .cse4 .cse0) (and .cse8 .cse7 .cse6 .cse4) (and .cse5 .cse6 .cse9 .cse3) (and .cse7 .cse1 .cse2) (and .cse1 .cse3 .cse9 .cse10) (and .cse8 .cse1 .cse10) (and (and (= ~a28~0 9) .cse11) .cse7 .cse4)))) [2019-11-20 03:06:14,929 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,929 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,929 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-20 03:06:14,929 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-20 03:06:14,929 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-20 03:06:14,930 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,931 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 03:06:14,932 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-20 03:06:14,933 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-20 03:06:14,934 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-20 03:06:14,935 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,936 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:06:14,937 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-20 03:06:14,938 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-20 03:06:14,939 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-20 03:06:14,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 03:06:14 BoogieIcfgContainer [2019-11-20 03:06:14,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 03:06:14,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:06:14,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:06:14,982 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:06:14,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:06:04" (3/4) ... [2019-11-20 03:06:14,986 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:06:15,013 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 03:06:15,015 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:06:15,204 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a38692a1-d11f-404b-816f-6b11fd11ec94/bin/uautomizer/witness.graphml [2019-11-20 03:06:15,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:06:15,206 INFO L168 Benchmark]: Toolchain (without parser) took 13104.91 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 390.6 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -97.8 MB). Peak memory consumption was 292.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,206 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:06:15,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,207 INFO L168 Benchmark]: Boogie Preprocessor took 94.85 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,208 INFO L168 Benchmark]: RCFGBuilder took 1300.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.2 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,208 INFO L168 Benchmark]: TraceAbstraction took 10751.29 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 245.9 MB). Free memory was 996.2 MB in the beginning and 1.1 GB in the end (delta: -65.3 MB). Peak memory consumption was 180.6 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,208 INFO L168 Benchmark]: Witness Printer took 222.61 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:06:15,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 628.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.85 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1300.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.2 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10751.29 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 245.9 MB). Free memory was 996.2 MB in the beginning and 1.1 GB in the end (delta: -65.3 MB). Peak memory consumption was 180.6 MB. Max. memory is 11.5 GB. * Witness Printer took 222.61 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a11) && a19 <= 0) && !(a28 == 7) && a17 <= 8) && 10 == a28) && a21 == 1) && a25 == 1) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(1 == a11))) || ((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(1 == a11))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || ((a19 == 1 && !(a28 == 7) && a17 <= 8) && 10 == a28)) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || ((a17 <= 7 && !(a28 == 7) && a17 <= 8) && !(a28 == 11))) || (((a28 == 9 && a17 <= 8) && a19 == 1) && a25 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a11) && a19 <= 0) && !(a28 == 7) && a17 <= 8) && 10 == a28) && a21 == 1) && a25 == 1) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(1 == a11))) || ((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(1 == a11))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || ((a19 == 1 && !(a28 == 7) && a17 <= 8) && 10 == a28)) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || ((a17 <= 7 && !(a28 == 7) && a17 <= 8) && !(a28 == 11))) || (((a28 == 9 && a17 <= 8) && a19 == 1) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 10.6s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 983 SDtfs, 2605 SDslu, 251 SDs, 0 SdLazy, 6368 SolverSat, 877 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 257 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1978occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1001 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 59 NumberOfFragments, 335 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1690 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 398 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1786 NumberOfCodeBlocks, 1786 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1775 ConstructedInterpolants, 0 QuantifiedInterpolants, 1077857 SizeOfPredicates, 7 NumberOfNonLiveVariables, 383 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 771/891 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...