./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label15.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/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 a36e59b73de737948c8406f65f182e859a67435b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:47:59,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:47:59,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:47:59,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:47:59,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:47:59,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:47:59,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:47:59,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:47:59,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:47:59,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:47:59,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:47:59,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:47:59,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:47:59,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:47:59,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:47:59,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:47:59,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:47:59,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:47:59,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:47:59,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:47:59,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:47:59,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:47:59,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:47:59,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:47:59,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:47:59,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:47:59,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:47:59,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:47:59,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:47:59,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:47:59,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:47:59,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:47:59,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:47:59,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:47:59,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:47:59,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:47:59,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:47:59,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:47:59,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:47:59,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:47:59,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:47:59,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:47:59,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:47:59,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:47:59,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:47:59,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:47:59,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:47:59,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:47:59,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:47:59,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:47:59,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:47:59,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:47:59,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:47:59,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:47:59,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:47:59,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:47:59,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:47:59,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:47:59,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:47:59,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:47:59,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:47:59,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:47:59,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:47:59,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:47:59,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:47:59,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:47:59,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:47:59,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:47:59,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:47:59,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:47:59,388 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_6692b137-c1e1-4087-8933-be006c1e83ef/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 -> a36e59b73de737948c8406f65f182e859a67435b [2019-11-25 08:47:59,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:47:59,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:47:59,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:47:59,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:47:59,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:47:59,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label15.c [2019-11-25 08:47:59,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/data/7c6a31b08/071638eee74840fd980e3ec81a9ecc75/FLAG75c22cc72 [2019-11-25 08:48:00,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:00,126 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/sv-benchmarks/c/eca-rers2012/Problem02_label15.c [2019-11-25 08:48:00,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/data/7c6a31b08/071638eee74840fd980e3ec81a9ecc75/FLAG75c22cc72 [2019-11-25 08:48:00,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/data/7c6a31b08/071638eee74840fd980e3ec81a9ecc75 [2019-11-25 08:48:00,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:00,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:00,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:00,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:00,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:00,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:00" (1/1) ... [2019-11-25 08:48:00,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ecc165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:00, skipping insertion in model container [2019-11-25 08:48:00,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:00" (1/1) ... [2019-11-25 08:48:00,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:00,469 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:00,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:00,964 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:01,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:01,065 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:01,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01 WrapperNode [2019-11-25 08:48:01,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:01,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:01,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:01,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:01,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:01,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:01,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:01,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:01,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... [2019-11-25 08:48:01,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:01,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:01,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:01,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:01,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/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 [2019-11-25 08:48:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:02,638 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:02,639 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:48:02,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:02 BoogieIcfgContainer [2019-11-25 08:48:02,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:02,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:02,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:02,644 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:02,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:00" (1/3) ... [2019-11-25 08:48:02,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503ee7c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:02, skipping insertion in model container [2019-11-25 08:48:02,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:01" (2/3) ... [2019-11-25 08:48:02,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503ee7c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:02, skipping insertion in model container [2019-11-25 08:48:02,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:02" (3/3) ... [2019-11-25 08:48:02,648 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label15.c [2019-11-25 08:48:02,657 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:02,664 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:48:02,675 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:48:02,707 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:02,707 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:02,707 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:02,708 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:02,708 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:02,708 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:02,708 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:02,708 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-25 08:48:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-25 08:48:02,747 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:02,748 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:02,748 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:02,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:02,755 INFO L82 PathProgramCache]: Analyzing trace with hash -648019827, now seen corresponding path program 1 times [2019-11-25 08:48:02,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:02,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870984413] [2019-11-25 08:48:02,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:03,283 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870984413] [2019-11-25 08:48:03,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:03,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:03,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826771995] [2019-11-25 08:48:03,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:03,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:03,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:03,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:03,306 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-25 08:48:04,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:04,638 INFO L93 Difference]: Finished difference Result 789 states and 1377 transitions. [2019-11-25 08:48:04,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:04,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2019-11-25 08:48:04,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:04,656 INFO L225 Difference]: With dead ends: 789 [2019-11-25 08:48:04,656 INFO L226 Difference]: Without dead ends: 465 [2019-11-25 08:48:04,660 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 [2019-11-25 08:48:04,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2019-11-25 08:48:04,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 309. [2019-11-25 08:48:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-11-25 08:48:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 453 transitions. [2019-11-25 08:48:04,743 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 453 transitions. Word has length 130 [2019-11-25 08:48:04,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:04,744 INFO L462 AbstractCegarLoop]: Abstraction has 309 states and 453 transitions. [2019-11-25 08:48:04,744 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:04,744 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 453 transitions. [2019-11-25 08:48:04,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-25 08:48:04,751 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:04,752 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:04,752 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:04,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:04,753 INFO L82 PathProgramCache]: Analyzing trace with hash 208795960, now seen corresponding path program 1 times [2019-11-25 08:48:04,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:04,753 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679805140] [2019-11-25 08:48:04,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:05,015 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679805140] [2019-11-25 08:48:05,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:05,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:05,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497132841] [2019-11-25 08:48:05,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:05,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:05,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:05,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:05,018 INFO L87 Difference]: Start difference. First operand 309 states and 453 transitions. Second operand 4 states. [2019-11-25 08:48:05,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:05,795 INFO L93 Difference]: Finished difference Result 980 states and 1479 transitions. [2019-11-25 08:48:05,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:05,796 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2019-11-25 08:48:05,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:05,800 INFO L225 Difference]: With dead ends: 980 [2019-11-25 08:48:05,800 INFO L226 Difference]: Without dead ends: 590 [2019-11-25 08:48:05,806 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 [2019-11-25 08:48:05,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2019-11-25 08:48:05,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-11-25 08:48:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-11-25 08:48:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 788 transitions. [2019-11-25 08:48:05,856 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 788 transitions. Word has length 134 [2019-11-25 08:48:05,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:05,856 INFO L462 AbstractCegarLoop]: Abstraction has 590 states and 788 transitions. [2019-11-25 08:48:05,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 788 transitions. [2019-11-25 08:48:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-25 08:48:05,870 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:05,870 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:05,870 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:05,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:05,871 INFO L82 PathProgramCache]: Analyzing trace with hash -402206747, now seen corresponding path program 1 times [2019-11-25 08:48:05,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:05,871 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60061548] [2019-11-25 08:48:05,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-25 08:48:05,947 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60061548] [2019-11-25 08:48:05,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:05,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:05,949 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827455403] [2019-11-25 08:48:05,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:05,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:05,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:05,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:05,952 INFO L87 Difference]: Start difference. First operand 590 states and 788 transitions. Second operand 4 states. [2019-11-25 08:48:06,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:06,832 INFO L93 Difference]: Finished difference Result 2306 states and 3087 transitions. [2019-11-25 08:48:06,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:06,832 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2019-11-25 08:48:06,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:06,841 INFO L225 Difference]: With dead ends: 2306 [2019-11-25 08:48:06,842 INFO L226 Difference]: Without dead ends: 1718 [2019-11-25 08:48:06,843 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 [2019-11-25 08:48:06,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2019-11-25 08:48:06,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1572. [2019-11-25 08:48:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1572 states. [2019-11-25 08:48:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1572 states and 1965 transitions. [2019-11-25 08:48:06,882 INFO L78 Accepts]: Start accepts. Automaton has 1572 states and 1965 transitions. Word has length 160 [2019-11-25 08:48:06,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:06,883 INFO L462 AbstractCegarLoop]: Abstraction has 1572 states and 1965 transitions. [2019-11-25 08:48:06,885 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:06,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1965 transitions. [2019-11-25 08:48:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-25 08:48:06,889 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:06,890 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:06,890 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:06,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:06,890 INFO L82 PathProgramCache]: Analyzing trace with hash 864996295, now seen corresponding path program 1 times [2019-11-25 08:48:06,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:06,891 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480074811] [2019-11-25 08:48:06,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:48:06,996 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480074811] [2019-11-25 08:48:06,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:06,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:06,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957948556] [2019-11-25 08:48:06,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:06,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:06,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:06,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:06,999 INFO L87 Difference]: Start difference. First operand 1572 states and 1965 transitions. Second operand 4 states. [2019-11-25 08:48:07,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:07,838 INFO L93 Difference]: Finished difference Result 4277 states and 5403 transitions. [2019-11-25 08:48:07,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:07,839 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 168 [2019-11-25 08:48:07,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:07,854 INFO L225 Difference]: With dead ends: 4277 [2019-11-25 08:48:07,854 INFO L226 Difference]: Without dead ends: 2707 [2019-11-25 08:48:07,857 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 [2019-11-25 08:48:07,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2707 states. [2019-11-25 08:48:07,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2707 to 1855. [2019-11-25 08:48:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1855 states. [2019-11-25 08:48:07,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1855 states and 2281 transitions. [2019-11-25 08:48:07,910 INFO L78 Accepts]: Start accepts. Automaton has 1855 states and 2281 transitions. Word has length 168 [2019-11-25 08:48:07,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:07,911 INFO L462 AbstractCegarLoop]: Abstraction has 1855 states and 2281 transitions. [2019-11-25 08:48:07,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2281 transitions. [2019-11-25 08:48:07,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-25 08:48:07,916 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:07,916 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, 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] [2019-11-25 08:48:07,916 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:07,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:07,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1353288396, now seen corresponding path program 1 times [2019-11-25 08:48:07,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:07,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708546178] [2019-11-25 08:48:07,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:08,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708546178] [2019-11-25 08:48:08,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974821786] [2019-11-25 08:48:08,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/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 [2019-11-25 08:48:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:08,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:48:08,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-25 08:48:08,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:08,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2019-11-25 08:48:08,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473666635] [2019-11-25 08:48:08,283 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:08,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:08,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:08,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:08,284 INFO L87 Difference]: Start difference. First operand 1855 states and 2281 transitions. Second operand 3 states. [2019-11-25 08:48:08,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:08,889 INFO L93 Difference]: Finished difference Result 4267 states and 5231 transitions. [2019-11-25 08:48:08,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:08,889 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-11-25 08:48:08,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:08,903 INFO L225 Difference]: With dead ends: 4267 [2019-11-25 08:48:08,903 INFO L226 Difference]: Without dead ends: 2414 [2019-11-25 08:48:08,906 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:08,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2019-11-25 08:48:08,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 1994. [2019-11-25 08:48:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2019-11-25 08:48:08,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2442 transitions. [2019-11-25 08:48:08,958 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2442 transitions. Word has length 171 [2019-11-25 08:48:08,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:08,959 INFO L462 AbstractCegarLoop]: Abstraction has 1994 states and 2442 transitions. [2019-11-25 08:48:08,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2442 transitions. [2019-11-25 08:48:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-25 08:48:08,965 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:08,965 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:09,169 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:09,170 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:09,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:09,171 INFO L82 PathProgramCache]: Analyzing trace with hash 141468647, now seen corresponding path program 1 times [2019-11-25 08:48:09,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:09,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493527152] [2019-11-25 08:48:09,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:09,259 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-25 08:48:09,259 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493527152] [2019-11-25 08:48:09,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:09,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:09,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694706714] [2019-11-25 08:48:09,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:09,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:09,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:09,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:09,261 INFO L87 Difference]: Start difference. First operand 1994 states and 2442 transitions. Second operand 3 states. [2019-11-25 08:48:09,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:09,784 INFO L93 Difference]: Finished difference Result 4272 states and 5182 transitions. [2019-11-25 08:48:09,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:09,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2019-11-25 08:48:09,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:09,796 INFO L225 Difference]: With dead ends: 4272 [2019-11-25 08:48:09,797 INFO L226 Difference]: Without dead ends: 2140 [2019-11-25 08:48:09,800 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 [2019-11-25 08:48:09,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2019-11-25 08:48:09,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1994. [2019-11-25 08:48:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2019-11-25 08:48:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2341 transitions. [2019-11-25 08:48:09,848 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2341 transitions. Word has length 181 [2019-11-25 08:48:09,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:09,848 INFO L462 AbstractCegarLoop]: Abstraction has 1994 states and 2341 transitions. [2019-11-25 08:48:09,849 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2341 transitions. [2019-11-25 08:48:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-25 08:48:09,854 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:09,855 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:09,855 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:09,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:09,855 INFO L82 PathProgramCache]: Analyzing trace with hash -99265028, now seen corresponding path program 1 times [2019-11-25 08:48:09,856 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:09,856 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672589638] [2019-11-25 08:48:09,856 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:09,941 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:48:09,941 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672589638] [2019-11-25 08:48:09,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:09,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:09,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138233265] [2019-11-25 08:48:09,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:09,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:09,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:09,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:09,944 INFO L87 Difference]: Start difference. First operand 1994 states and 2341 transitions. Second operand 3 states. [2019-11-25 08:48:10,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:10,509 INFO L93 Difference]: Finished difference Result 4822 states and 5634 transitions. [2019-11-25 08:48:10,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:10,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2019-11-25 08:48:10,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:10,520 INFO L225 Difference]: With dead ends: 4822 [2019-11-25 08:48:10,520 INFO L226 Difference]: Without dead ends: 2129 [2019-11-25 08:48:10,523 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 [2019-11-25 08:48:10,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2019-11-25 08:48:10,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 1989. [2019-11-25 08:48:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-11-25 08:48:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2227 transitions. [2019-11-25 08:48:10,566 INFO L78 Accepts]: Start accepts. Automaton has 1989 states and 2227 transitions. Word has length 183 [2019-11-25 08:48:10,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:10,567 INFO L462 AbstractCegarLoop]: Abstraction has 1989 states and 2227 transitions. [2019-11-25 08:48:10,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:10,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2227 transitions. [2019-11-25 08:48:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-25 08:48:10,572 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:10,572 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:10,573 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:10,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:10,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1648518522, now seen corresponding path program 1 times [2019-11-25 08:48:10,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:10,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950902454] [2019-11-25 08:48:10,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 86 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-25 08:48:10,777 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950902454] [2019-11-25 08:48:10,777 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28749130] [2019-11-25 08:48:10,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:10,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:48:10,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-25 08:48:10,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:10,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2019-11-25 08:48:10,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709121348] [2019-11-25 08:48:10,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:10,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:10,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:10,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:10,936 INFO L87 Difference]: Start difference. First operand 1989 states and 2227 transitions. Second operand 3 states. [2019-11-25 08:48:11,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:11,195 INFO L93 Difference]: Finished difference Result 3545 states and 3921 transitions. [2019-11-25 08:48:11,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:11,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2019-11-25 08:48:11,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:11,202 INFO L225 Difference]: With dead ends: 3545 [2019-11-25 08:48:11,202 INFO L226 Difference]: Without dead ends: 1274 [2019-11-25 08:48:11,205 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:11,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1274 states. [2019-11-25 08:48:11,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1274 to 1274. [2019-11-25 08:48:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1274 states. [2019-11-25 08:48:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 1372 transitions. [2019-11-25 08:48:11,233 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 1372 transitions. Word has length 198 [2019-11-25 08:48:11,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:11,233 INFO L462 AbstractCegarLoop]: Abstraction has 1274 states and 1372 transitions. [2019-11-25 08:48:11,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1372 transitions. [2019-11-25 08:48:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-25 08:48:11,237 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:11,238 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:11,441 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:11,442 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:11,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:11,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1576967456, now seen corresponding path program 1 times [2019-11-25 08:48:11,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:11,443 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223014561] [2019-11-25 08:48:11,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:11,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223014561] [2019-11-25 08:48:11,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:11,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:48:11,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336281926] [2019-11-25 08:48:11,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:48:11,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:11,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:48:11,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:11,635 INFO L87 Difference]: Start difference. First operand 1274 states and 1372 transitions. Second operand 7 states. [2019-11-25 08:48:12,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:12,881 INFO L93 Difference]: Finished difference Result 2710 states and 2934 transitions. [2019-11-25 08:48:12,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:48:12,882 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 203 [2019-11-25 08:48:12,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:12,889 INFO L225 Difference]: With dead ends: 2710 [2019-11-25 08:48:12,889 INFO L226 Difference]: Without dead ends: 1295 [2019-11-25 08:48:12,892 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:48:12,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2019-11-25 08:48:12,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1274. [2019-11-25 08:48:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1274 states. [2019-11-25 08:48:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 1333 transitions. [2019-11-25 08:48:12,919 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 1333 transitions. Word has length 203 [2019-11-25 08:48:12,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:12,920 INFO L462 AbstractCegarLoop]: Abstraction has 1274 states and 1333 transitions. [2019-11-25 08:48:12,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:48:12,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1333 transitions. [2019-11-25 08:48:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-25 08:48:12,927 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:12,927 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:12,927 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:12,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:12,928 INFO L82 PathProgramCache]: Analyzing trace with hash -473711658, now seen corresponding path program 1 times [2019-11-25 08:48:12,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:12,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141076700] [2019-11-25 08:48:12,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:13,105 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:13,105 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141076700] [2019-11-25 08:48:13,105 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:13,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:13,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227036447] [2019-11-25 08:48:13,106 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:13,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:13,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:13,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:13,108 INFO L87 Difference]: Start difference. First operand 1274 states and 1333 transitions. Second operand 4 states. [2019-11-25 08:48:13,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:13,939 INFO L93 Difference]: Finished difference Result 2688 states and 2810 transitions. [2019-11-25 08:48:13,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:13,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 207 [2019-11-25 08:48:13,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:13,953 INFO L225 Difference]: With dead ends: 2688 [2019-11-25 08:48:13,953 INFO L226 Difference]: Without dead ends: 1416 [2019-11-25 08:48:13,955 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 [2019-11-25 08:48:13,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2019-11-25 08:48:13,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 1274. [2019-11-25 08:48:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1274 states. [2019-11-25 08:48:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 1316 transitions. [2019-11-25 08:48:13,981 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 1316 transitions. Word has length 207 [2019-11-25 08:48:13,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:13,981 INFO L462 AbstractCegarLoop]: Abstraction has 1274 states and 1316 transitions. [2019-11-25 08:48:13,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1316 transitions. [2019-11-25 08:48:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-25 08:48:13,986 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:13,986 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:13,987 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:13,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:13,987 INFO L82 PathProgramCache]: Analyzing trace with hash 283278328, now seen corresponding path program 1 times [2019-11-25 08:48:13,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:13,987 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068798767] [2019-11-25 08:48:13,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-25 08:48:14,135 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068798767] [2019-11-25 08:48:14,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:14,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:14,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627100490] [2019-11-25 08:48:14,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:14,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:14,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:14,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:14,137 INFO L87 Difference]: Start difference. First operand 1274 states and 1316 transitions. Second operand 4 states. [2019-11-25 08:48:14,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:14,708 INFO L93 Difference]: Finished difference Result 2543 states and 2631 transitions. [2019-11-25 08:48:14,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:14,708 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 228 [2019-11-25 08:48:14,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:14,709 INFO L225 Difference]: With dead ends: 2543 [2019-11-25 08:48:14,709 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:48:14,711 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 [2019-11-25 08:48:14,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:48:14,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:48:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:48:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:48:14,712 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 228 [2019-11-25 08:48:14,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:14,712 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:48:14,712 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:48:14,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:48:14,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:48:15,319 WARN L192 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2019-11-25 08:48:15,712 WARN L192 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2019-11-25 08:48:15,715 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,715 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,716 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-25 08:48:15,717 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-25 08:48:15,718 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-25 08:48:15,719 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-25 08:48:15,719 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,719 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,719 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-25 08:48:15,720 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,721 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-25 08:48:15,722 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 562) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-25 08:48:15,723 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:48:15,724 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-25 08:48:15,725 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse5 (= ~a19~0 1))) (let ((.cse11 (= ~a28~0 9)) (.cse14 (= ~a28~0 10)) (.cse0 (not .cse5)) (.cse12 (not .cse7)) (.cse3 (not (= ~a28~0 11)))) (let ((.cse9 (or (and (<= ~a19~0 0) .cse12) (and .cse0 .cse12 .cse3))) (.cse13 (= ~a28~0 7)) (.cse4 (= ~a17~0 8)) (.cse6 (= ~a21~0 1)) (.cse10 (not .cse14)) (.cse1 (<= 8 ~a17~0)) (.cse8 (<= ~a17~0 8)) (.cse15 (not .cse11)) (.cse2 (= ~a11~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10) (and .cse11 .cse12 .cse4 .cse6) (and .cse4 .cse13 .cse6) (and .cse2 .cse9) (and .cse13 .cse8 .cse2) (and (not (= 5 ULTIMATE.start_calculate_output_~input)) .cse14 .cse4 .cse5 .cse6) (and .cse12 .cse8 .cse2) (and .cse1 .cse8 .cse7 .cse15 .cse3 .cse10) (and .cse0 .cse1 .cse8 .cse7 .cse15 .cse3) (and .cse11 .cse0 .cse2 .cse3))))) [2019-11-25 08:48:15,725 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,725 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,725 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-25 08:48:15,725 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-25 08:48:15,726 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-25 08:48:15,727 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse5 (= ~a19~0 1))) (let ((.cse11 (= ~a28~0 9)) (.cse14 (= ~a28~0 10)) (.cse0 (not .cse5)) (.cse12 (not .cse7)) (.cse3 (not (= ~a28~0 11)))) (let ((.cse9 (or (and (<= ~a19~0 0) .cse12) (and .cse0 .cse12 .cse3))) (.cse13 (= ~a28~0 7)) (.cse4 (= ~a17~0 8)) (.cse6 (= ~a21~0 1)) (.cse10 (not .cse14)) (.cse1 (<= 8 ~a17~0)) (.cse8 (<= ~a17~0 8)) (.cse15 (not .cse11)) (.cse2 (= ~a11~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10) (and .cse11 .cse12 .cse4 .cse6) (and .cse4 .cse13 .cse6) (and .cse2 .cse9) (and .cse13 .cse8 .cse2) (and (not (= 5 ULTIMATE.start_calculate_output_~input)) .cse14 .cse4 .cse5 .cse6) (and .cse12 .cse8 .cse2) (and .cse1 .cse8 .cse7 .cse15 .cse3 .cse10) (and .cse0 .cse1 .cse8 .cse7 .cse15 .cse3) (and .cse11 .cse0 .cse2 .cse3))))) [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-25 08:48:15,728 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,729 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,730 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-25 08:48:15,731 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-25 08:48:15,732 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,733 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,734 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-25 08:48:15,735 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:48:15,736 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-25 08:48:15,736 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:48:15,736 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-25 08:48:15,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:15 BoogieIcfgContainer [2019-11-25 08:48:15,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:48:15,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:48:15,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:48:15,761 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:48:15,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:02" (3/4) ... [2019-11-25 08:48:15,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:48:15,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:48:15,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:48:15,904 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6692b137-c1e1-4087-8933-be006c1e83ef/bin/uautomizer/witness.graphml [2019-11-25 08:48:15,904 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:48:15,905 INFO L168 Benchmark]: Toolchain (without parser) took 15506.94 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 421.0 MB). Free memory was 939.4 MB in the beginning and 907.7 MB in the end (delta: 31.7 MB). Peak memory consumption was 452.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,905 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:15,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,906 INFO L168 Benchmark]: Boogie Preprocessor took 98.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,907 INFO L168 Benchmark]: RCFGBuilder took 1383.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.3 MB). Peak memory consumption was 107.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,907 INFO L168 Benchmark]: TraceAbstraction took 13119.06 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 258.5 MB). Free memory was 1.0 GB in the beginning and 934.2 MB in the end (delta: 84.1 MB). Peak memory consumption was 342.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,908 INFO L168 Benchmark]: Witness Printer took 143.85 ms. Allocated memory is still 1.5 GB. Free memory was 934.2 MB in the beginning and 907.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:15,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 663.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1383.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.3 MB). Peak memory consumption was 107.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13119.06 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 258.5 MB). Free memory was 1.0 GB in the beginning and 934.2 MB in the end (delta: 84.1 MB). Peak memory consumption was 342.5 MB. Max. memory is 11.5 GB. * Witness Printer took 143.85 ms. Allocated memory is still 1.5 GB. Free memory was 934.2 MB in the beginning and 907.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 562]: 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: (((((((((((((!(a19 == 1) && 8 <= a17) && a11 == 1) && !(a28 == 11)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || ((a17 <= 8 && ((a19 <= 0 && !(a25 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 11)))) && !(a28 == 10))) || (((a28 == 9 && !(a25 == 1)) && a17 == 8) && a21 == 1)) || ((a17 == 8 && a28 == 7) && a21 == 1)) || (a11 == 1 && ((a19 <= 0 && !(a25 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 11))))) || ((a28 == 7 && a17 <= 8) && a11 == 1)) || ((((!(5 == input) && a28 == 10) && a17 == 8) && a19 == 1) && a21 == 1)) || ((!(a25 == 1) && a17 <= 8) && a11 == 1)) || (((((8 <= a17 && a17 <= 8) && a25 == 1) && !(a28 == 9)) && !(a28 == 11)) && !(a28 == 10))) || (((((!(a19 == 1) && 8 <= a17) && a17 <= 8) && a25 == 1) && !(a28 == 9)) && !(a28 == 11))) || (((a28 == 9 && !(a19 == 1)) && a11 == 1) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((!(a19 == 1) && 8 <= a17) && a11 == 1) && !(a28 == 11)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || ((a17 <= 8 && ((a19 <= 0 && !(a25 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 11)))) && !(a28 == 10))) || (((a28 == 9 && !(a25 == 1)) && a17 == 8) && a21 == 1)) || ((a17 == 8 && a28 == 7) && a21 == 1)) || (a11 == 1 && ((a19 <= 0 && !(a25 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 11))))) || ((a28 == 7 && a17 <= 8) && a11 == 1)) || ((((!(5 == input) && a28 == 10) && a17 == 8) && a19 == 1) && a21 == 1)) || ((!(a25 == 1) && a17 <= 8) && a11 == 1)) || (((((8 <= a17 && a17 <= 8) && a25 == 1) && !(a28 == 9)) && !(a28 == 11)) && !(a28 == 10))) || (((((!(a19 == 1) && 8 <= a17) && a17 <= 8) && a25 == 1) && !(a28 == 9)) && !(a28 == 11))) || (((a28 == 9 && !(a19 == 1)) && a11 == 1) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 13.0s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 1262 SDtfs, 2480 SDslu, 295 SDs, 0 SdLazy, 6276 SolverSat, 996 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 417 GetRequests, 381 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1994occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 2023 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 52 NumberOfFragments, 413 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2056 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1242 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2332 NumberOfCodeBlocks, 2332 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2319 ConstructedInterpolants, 0 QuantifiedInterpolants, 1339968 SizeOfPredicates, 1 NumberOfNonLiveVariables, 641 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 890/896 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...