./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/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 6f0a6eac4c78ce391e1710b755d772fabb9d4b99 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:18:01,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:18:01,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:18:01,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:18:01,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:18:01,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:18:01,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:18:01,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:18:01,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:18:01,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:18:01,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:18:01,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:18:01,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:18:01,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:18:01,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:18:01,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:18:01,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:18:01,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:18:01,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:18:01,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:18:01,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:18:01,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:18:01,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:18:01,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:18:01,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:18:01,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:18:01,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:18:01,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:18:01,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:18:01,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:18:01,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:18:01,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:18:01,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:18:01,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:18:01,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:18:01,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:18:01,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:18:01,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:18:01,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:18:01,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:18:01,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:18:01,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:18:01,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:18:01,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:18:01,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:18:01,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:18:01,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:18:01,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:18:01,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:18:01,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:18:01,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:18:01,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:18:01,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:18:01,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:18:01,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:18:01,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:18:01,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:18:01,665 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:18:01,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:18:01,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:18:01,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:18:01,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:18:01,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:18:01,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:18:01,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:18:01,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:18:01,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:18:01,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:18:01,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:18:01,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:18:01,670 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_2f5eb233-c6ae-4b7b-ab01-4fc329519215/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 -> 6f0a6eac4c78ce391e1710b755d772fabb9d4b99 [2019-11-15 21:18:01,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:18:01,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:18:01,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:18:01,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:18:01,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:18:01,734 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c [2019-11-15 21:18:01,805 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/data/39fa0909f/2f2c180850a94a268f3345e635b868f4/FLAG85fb18a64 [2019-11-15 21:18:02,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:18:02,437 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/sv-benchmarks/c/eca-rers2012/Problem03_label33.c [2019-11-15 21:18:02,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/data/39fa0909f/2f2c180850a94a268f3345e635b868f4/FLAG85fb18a64 [2019-11-15 21:18:02,654 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/data/39fa0909f/2f2c180850a94a268f3345e635b868f4 [2019-11-15 21:18:02,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:18:02,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:18:02,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:18:02,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:18:02,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:18:02,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:18:02" (1/1) ... [2019-11-15 21:18:02,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd21baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:02, skipping insertion in model container [2019-11-15 21:18:02,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:18:02" (1/1) ... [2019-11-15 21:18:02,678 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:18:02,766 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:18:03,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:18:03,682 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:18:04,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:18:04,054 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:18:04,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04 WrapperNode [2019-11-15 21:18:04,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:18:04,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:18:04,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:18:04,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:18:04,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:18:04,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:18:04,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:18:04,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:18:04,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... [2019-11-15 21:18:04,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:18:04,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:18:04,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:18:04,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:18:04,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/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 [2019-11-15 21:18:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:18:04,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:18:07,047 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:18:07,047 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 21:18:07,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:18:07 BoogieIcfgContainer [2019-11-15 21:18:07,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:18:07,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:18:07,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:18:07,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:18:07,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:18:02" (1/3) ... [2019-11-15 21:18:07,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e883119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:18:07, skipping insertion in model container [2019-11-15 21:18:07,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:18:04" (2/3) ... [2019-11-15 21:18:07,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e883119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:18:07, skipping insertion in model container [2019-11-15 21:18:07,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:18:07" (3/3) ... [2019-11-15 21:18:07,059 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label33.c [2019-11-15 21:18:07,070 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:18:07,079 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 21:18:07,093 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 21:18:07,138 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:18:07,138 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:18:07,138 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:18:07,139 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:18:07,139 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:18:07,139 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:18:07,139 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:18:07,139 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:18:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-11-15 21:18:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-15 21:18:07,182 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:07,183 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:07,185 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:07,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:07,191 INFO L82 PathProgramCache]: Analyzing trace with hash 263676051, now seen corresponding path program 1 times [2019-11-15 21:18:07,200 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:07,200 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025228613] [2019-11-15 21:18:07,201 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:07,201 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:07,201 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:07,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:07,952 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025228613] [2019-11-15 21:18:07,953 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:07,953 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:18:07,954 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627065829] [2019-11-15 21:18:07,959 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:07,960 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:07,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:07,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:07,974 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2019-11-15 21:18:09,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:09,847 INFO L93 Difference]: Finished difference Result 829 states and 1478 transitions. [2019-11-15 21:18:09,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:09,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2019-11-15 21:18:09,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:09,867 INFO L225 Difference]: With dead ends: 829 [2019-11-15 21:18:09,868 INFO L226 Difference]: Without dead ends: 463 [2019-11-15 21:18:09,872 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:09,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2019-11-15 21:18:09,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 449. [2019-11-15 21:18:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2019-11-15 21:18:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 725 transitions. [2019-11-15 21:18:09,950 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 725 transitions. Word has length 159 [2019-11-15 21:18:09,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:09,951 INFO L462 AbstractCegarLoop]: Abstraction has 449 states and 725 transitions. [2019-11-15 21:18:09,951 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:09,952 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 725 transitions. [2019-11-15 21:18:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-15 21:18:09,958 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:09,959 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:09,959 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:09,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:09,960 INFO L82 PathProgramCache]: Analyzing trace with hash 2003484099, now seen corresponding path program 1 times [2019-11-15 21:18:09,960 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:09,960 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951722905] [2019-11-15 21:18:09,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:09,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:09,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:10,095 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951722905] [2019-11-15 21:18:10,095 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:10,096 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:18:10,096 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497254803] [2019-11-15 21:18:10,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 21:18:10,100 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:10,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 21:18:10,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:18:10,101 INFO L87 Difference]: Start difference. First operand 449 states and 725 transitions. Second operand 4 states. [2019-11-15 21:18:12,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:12,067 INFO L93 Difference]: Finished difference Result 1735 states and 2827 transitions. [2019-11-15 21:18:12,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 21:18:12,068 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2019-11-15 21:18:12,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:12,078 INFO L225 Difference]: With dead ends: 1735 [2019-11-15 21:18:12,078 INFO L226 Difference]: Without dead ends: 1288 [2019-11-15 21:18:12,081 INFO L600 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 [2019-11-15 21:18:12,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2019-11-15 21:18:12,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 859. [2019-11-15 21:18:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2019-11-15 21:18:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1315 transitions. [2019-11-15 21:18:12,130 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1315 transitions. Word has length 164 [2019-11-15 21:18:12,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:12,131 INFO L462 AbstractCegarLoop]: Abstraction has 859 states and 1315 transitions. [2019-11-15 21:18:12,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 21:18:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1315 transitions. [2019-11-15 21:18:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-15 21:18:12,139 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:12,140 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:12,140 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:12,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:12,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1355165481, now seen corresponding path program 1 times [2019-11-15 21:18:12,141 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:12,142 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314630180] [2019-11-15 21:18:12,142 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:12,142 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:12,142 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:12,282 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314630180] [2019-11-15 21:18:12,282 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:12,283 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:18:12,283 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639210665] [2019-11-15 21:18:12,284 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:12,284 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:12,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:12,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:12,285 INFO L87 Difference]: Start difference. First operand 859 states and 1315 transitions. Second operand 3 states. [2019-11-15 21:18:12,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:12,954 INFO L93 Difference]: Finished difference Result 1695 states and 2599 transitions. [2019-11-15 21:18:12,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:12,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-11-15 21:18:12,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:12,961 INFO L225 Difference]: With dead ends: 1695 [2019-11-15 21:18:12,961 INFO L226 Difference]: Without dead ends: 838 [2019-11-15 21:18:12,963 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:12,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-15 21:18:12,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2019-11-15 21:18:12,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-15 21:18:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1236 transitions. [2019-11-15 21:18:13,001 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1236 transitions. Word has length 172 [2019-11-15 21:18:13,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:13,001 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1236 transitions. [2019-11-15 21:18:13,001 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1236 transitions. [2019-11-15 21:18:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-15 21:18:13,008 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:13,008 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:13,009 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:13,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:13,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1295948983, now seen corresponding path program 1 times [2019-11-15 21:18:13,009 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:13,010 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056847527] [2019-11-15 21:18:13,010 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:13,010 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:13,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-15 21:18:13,133 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056847527] [2019-11-15 21:18:13,133 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:13,133 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:18:13,134 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593690460] [2019-11-15 21:18:13,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 21:18:13,135 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:13,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 21:18:13,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:18:13,136 INFO L87 Difference]: Start difference. First operand 838 states and 1236 transitions. Second operand 4 states. [2019-11-15 21:18:15,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:15,041 INFO L93 Difference]: Finished difference Result 3311 states and 4893 transitions. [2019-11-15 21:18:15,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 21:18:15,042 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 173 [2019-11-15 21:18:15,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:15,059 INFO L225 Difference]: With dead ends: 3311 [2019-11-15 21:18:15,059 INFO L226 Difference]: Without dead ends: 2475 [2019-11-15 21:18:15,061 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:18:15,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2475 states. [2019-11-15 21:18:15,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2475 to 1655. [2019-11-15 21:18:15,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1655 states. [2019-11-15 21:18:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2336 transitions. [2019-11-15 21:18:15,116 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2336 transitions. Word has length 173 [2019-11-15 21:18:15,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:15,116 INFO L462 AbstractCegarLoop]: Abstraction has 1655 states and 2336 transitions. [2019-11-15 21:18:15,116 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 21:18:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2336 transitions. [2019-11-15 21:18:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-15 21:18:15,121 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:15,122 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:15,122 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:15,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:15,122 INFO L82 PathProgramCache]: Analyzing trace with hash -254954995, now seen corresponding path program 1 times [2019-11-15 21:18:15,123 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:15,123 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267759193] [2019-11-15 21:18:15,123 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:15,123 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:15,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-15 21:18:15,240 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267759193] [2019-11-15 21:18:15,241 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:15,241 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:18:15,241 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016548508] [2019-11-15 21:18:15,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:15,242 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:15,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:15,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:15,245 INFO L87 Difference]: Start difference. First operand 1655 states and 2336 transitions. Second operand 3 states. [2019-11-15 21:18:15,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:15,761 INFO L93 Difference]: Finished difference Result 4955 states and 6996 transitions. [2019-11-15 21:18:15,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:15,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2019-11-15 21:18:15,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:15,783 INFO L225 Difference]: With dead ends: 4955 [2019-11-15 21:18:15,784 INFO L226 Difference]: Without dead ends: 3302 [2019-11-15 21:18:15,786 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:15,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2019-11-15 21:18:15,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 3300. [2019-11-15 21:18:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3300 states. [2019-11-15 21:18:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 3300 states and 4655 transitions. [2019-11-15 21:18:15,874 INFO L78 Accepts]: Start accepts. Automaton has 3300 states and 4655 transitions. Word has length 179 [2019-11-15 21:18:15,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:15,874 INFO L462 AbstractCegarLoop]: Abstraction has 3300 states and 4655 transitions. [2019-11-15 21:18:15,875 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 4655 transitions. [2019-11-15 21:18:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-15 21:18:15,881 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:15,881 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:15,882 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:15,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:15,882 INFO L82 PathProgramCache]: Analyzing trace with hash 134545743, now seen corresponding path program 1 times [2019-11-15 21:18:15,883 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:15,883 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683317949] [2019-11-15 21:18:15,883 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:15,883 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:15,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:16,053 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683317949] [2019-11-15 21:18:16,053 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:16,053 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 21:18:16,053 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116687352] [2019-11-15 21:18:16,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:18:16,054 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:16,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:18:16,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:18:16,055 INFO L87 Difference]: Start difference. First operand 3300 states and 4655 transitions. Second operand 5 states. [2019-11-15 21:18:18,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:18,252 INFO L93 Difference]: Finished difference Result 7633 states and 10834 transitions. [2019-11-15 21:18:18,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:18:18,253 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 197 [2019-11-15 21:18:18,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:18,280 INFO L225 Difference]: With dead ends: 7633 [2019-11-15 21:18:18,281 INFO L226 Difference]: Without dead ends: 4335 [2019-11-15 21:18:18,285 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:18:18,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2019-11-15 21:18:18,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 3503. [2019-11-15 21:18:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3503 states. [2019-11-15 21:18:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 3503 states and 4897 transitions. [2019-11-15 21:18:18,392 INFO L78 Accepts]: Start accepts. Automaton has 3503 states and 4897 transitions. Word has length 197 [2019-11-15 21:18:18,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:18,393 INFO L462 AbstractCegarLoop]: Abstraction has 3503 states and 4897 transitions. [2019-11-15 21:18:18,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:18:18,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 4897 transitions. [2019-11-15 21:18:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-15 21:18:18,400 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:18,400 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:18,400 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:18,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:18,402 INFO L82 PathProgramCache]: Analyzing trace with hash -802689500, now seen corresponding path program 1 times [2019-11-15 21:18:18,402 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:18,403 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108298002] [2019-11-15 21:18:18,403 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:18,403 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:18,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:18,567 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:18,568 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108298002] [2019-11-15 21:18:18,568 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:18,568 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:18:18,569 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298963212] [2019-11-15 21:18:18,569 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:18,570 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:18,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:18,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:18,570 INFO L87 Difference]: Start difference. First operand 3503 states and 4897 transitions. Second operand 3 states. [2019-11-15 21:18:19,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:19,786 INFO L93 Difference]: Finished difference Result 8651 states and 12071 transitions. [2019-11-15 21:18:19,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:19,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2019-11-15 21:18:19,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:19,823 INFO L225 Difference]: With dead ends: 8651 [2019-11-15 21:18:19,823 INFO L226 Difference]: Without dead ends: 5150 [2019-11-15 21:18:19,828 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:19,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2019-11-15 21:18:19,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 5148. [2019-11-15 21:18:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5148 states. [2019-11-15 21:18:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 7124 transitions. [2019-11-15 21:18:19,952 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 7124 transitions. Word has length 200 [2019-11-15 21:18:19,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:19,953 INFO L462 AbstractCegarLoop]: Abstraction has 5148 states and 7124 transitions. [2019-11-15 21:18:19,953 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 7124 transitions. [2019-11-15 21:18:19,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-15 21:18:19,965 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:19,965 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:19,966 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:19,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:19,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1201761841, now seen corresponding path program 1 times [2019-11-15 21:18:19,967 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:19,967 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377964495] [2019-11-15 21:18:19,967 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:19,967 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:19,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:18:20,193 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377964495] [2019-11-15 21:18:20,193 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102600280] [2019-11-15 21:18:20,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/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 [2019-11-15 21:18:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:20,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 21:18:20,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:18:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-15 21:18:20,524 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 21:18:20,525 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2019-11-15 21:18:20,526 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100275666] [2019-11-15 21:18:20,527 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:20,528 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:20,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:20,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:18:20,529 INFO L87 Difference]: Start difference. First operand 5148 states and 7124 transitions. Second operand 3 states. [2019-11-15 21:18:22,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:22,007 INFO L93 Difference]: Finished difference Result 14783 states and 20443 transitions. [2019-11-15 21:18:22,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:22,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2019-11-15 21:18:22,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:22,089 INFO L225 Difference]: With dead ends: 14783 [2019-11-15 21:18:22,089 INFO L226 Difference]: Without dead ends: 9637 [2019-11-15 21:18:22,099 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:18:22,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9637 states. [2019-11-15 21:18:22,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9637 to 9618. [2019-11-15 21:18:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9618 states. [2019-11-15 21:18:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9618 states to 9618 states and 13137 transitions. [2019-11-15 21:18:22,345 INFO L78 Accepts]: Start accepts. Automaton has 9618 states and 13137 transitions. Word has length 207 [2019-11-15 21:18:22,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:22,345 INFO L462 AbstractCegarLoop]: Abstraction has 9618 states and 13137 transitions. [2019-11-15 21:18:22,346 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:22,346 INFO L276 IsEmpty]: Start isEmpty. Operand 9618 states and 13137 transitions. [2019-11-15 21:18:22,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-15 21:18:22,361 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:22,362 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:22,567 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:18:22,568 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:22,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:22,568 INFO L82 PathProgramCache]: Analyzing trace with hash 375476714, now seen corresponding path program 1 times [2019-11-15 21:18:22,569 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:22,569 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519351665] [2019-11-15 21:18:22,569 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:22,569 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:22,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:22,692 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-15 21:18:22,692 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519351665] [2019-11-15 21:18:22,692 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:22,693 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:18:22,693 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071921504] [2019-11-15 21:18:22,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:22,694 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:22,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:22,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:22,695 INFO L87 Difference]: Start difference. First operand 9618 states and 13137 transitions. Second operand 3 states. [2019-11-15 21:18:24,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:24,012 INFO L93 Difference]: Finished difference Result 26342 states and 35966 transitions. [2019-11-15 21:18:24,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:24,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-11-15 21:18:24,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:24,049 INFO L225 Difference]: With dead ends: 26342 [2019-11-15 21:18:24,049 INFO L226 Difference]: Without dead ends: 16726 [2019-11-15 21:18:24,064 INFO L600 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 [2019-11-15 21:18:24,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16726 states. [2019-11-15 21:18:24,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16726 to 16521. [2019-11-15 21:18:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16521 states. [2019-11-15 21:18:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16521 states to 16521 states and 21308 transitions. [2019-11-15 21:18:24,382 INFO L78 Accepts]: Start accepts. Automaton has 16521 states and 21308 transitions. Word has length 234 [2019-11-15 21:18:24,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:24,382 INFO L462 AbstractCegarLoop]: Abstraction has 16521 states and 21308 transitions. [2019-11-15 21:18:24,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 16521 states and 21308 transitions. [2019-11-15 21:18:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-11-15 21:18:24,409 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:24,409 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:24,410 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:24,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:24,410 INFO L82 PathProgramCache]: Analyzing trace with hash -633291889, now seen corresponding path program 1 times [2019-11-15 21:18:24,410 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:24,411 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441133522] [2019-11-15 21:18:24,411 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:24,411 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:24,412 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:24,529 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-15 21:18:24,529 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441133522] [2019-11-15 21:18:24,530 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:24,530 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:18:24,530 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305606442] [2019-11-15 21:18:24,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:18:24,535 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:24,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:18:24,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:18:24,536 INFO L87 Difference]: Start difference. First operand 16521 states and 21308 transitions. Second operand 3 states. [2019-11-15 21:18:26,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:26,040 INFO L93 Difference]: Finished difference Result 44209 states and 56999 transitions. [2019-11-15 21:18:26,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:26,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2019-11-15 21:18:26,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:26,110 INFO L225 Difference]: With dead ends: 44209 [2019-11-15 21:18:26,110 INFO L226 Difference]: Without dead ends: 27690 [2019-11-15 21:18:26,135 INFO L600 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 [2019-11-15 21:18:26,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27690 states. [2019-11-15 21:18:26,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27690 to 24032. [2019-11-15 21:18:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24032 states. [2019-11-15 21:18:26,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24032 states to 24032 states and 29013 transitions. [2019-11-15 21:18:26,554 INFO L78 Accepts]: Start accepts. Automaton has 24032 states and 29013 transitions. Word has length 236 [2019-11-15 21:18:26,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:26,555 INFO L462 AbstractCegarLoop]: Abstraction has 24032 states and 29013 transitions. [2019-11-15 21:18:26,555 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:18:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 24032 states and 29013 transitions. [2019-11-15 21:18:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-15 21:18:26,593 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:18:26,594 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:18:26,594 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:18:26,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:18:26,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1117906006, now seen corresponding path program 1 times [2019-11-15 21:18:26,595 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:18:26,595 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024847439] [2019-11-15 21:18:26,595 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:26,596 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:18:26,596 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:18:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:18:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-15 21:18:26,774 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024847439] [2019-11-15 21:18:26,774 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:18:26,775 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:18:26,775 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014327107] [2019-11-15 21:18:26,775 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 21:18:26,776 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:18:26,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 21:18:26,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:18:26,777 INFO L87 Difference]: Start difference. First operand 24032 states and 29013 transitions. Second operand 4 states. [2019-11-15 21:18:28,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:18:28,080 INFO L93 Difference]: Finished difference Result 47859 states and 57800 transitions. [2019-11-15 21:18:28,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:18:28,081 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 271 [2019-11-15 21:18:28,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:18:28,081 INFO L225 Difference]: With dead ends: 47859 [2019-11-15 21:18:28,082 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:18:28,115 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:18:28,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:18:28,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:18:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:18:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:18:28,117 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2019-11-15 21:18:28,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:18:28,117 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:18:28,117 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 21:18:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:18:28,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:18:28,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 21:18:28,336 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 72 [2019-11-15 21:18:28,499 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 72 [2019-11-15 21:18:28,819 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 30 [2019-11-15 21:18:29,086 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 30 [2019-11-15 21:18:29,088 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,089 INFO L443 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,090 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,091 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2019-11-15 21:18:29,092 INFO L443 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2019-11-15 21:18:29,093 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,095 INFO L443 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2019-11-15 21:18:29,096 INFO L443 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2019-11-15 21:18:29,097 INFO L443 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2019-11-15 21:18:29,097 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,097 INFO L443 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,097 INFO L443 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,097 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-11-15 21:18:29,098 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,098 INFO L443 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-11-15 21:18:29,098 INFO L443 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,098 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,098 INFO L443 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,099 INFO L443 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,100 INFO L443 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,100 INFO L443 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,100 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2019-11-15 21:18:29,100 INFO L443 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2019-11-15 21:18:29,100 INFO L443 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2019-11-15 21:18:29,101 INFO L443 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2019-11-15 21:18:29,101 INFO L443 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2019-11-15 21:18:29,101 INFO L443 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,101 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,101 INFO L443 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,102 INFO L443 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,103 INFO L443 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,103 INFO L443 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2019-11-15 21:18:29,103 INFO L443 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2019-11-15 21:18:29,103 INFO L443 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2019-11-15 21:18:29,103 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,104 INFO L443 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,105 INFO L443 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,105 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,105 INFO L443 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2019-11-15 21:18:29,105 INFO L443 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2019-11-15 21:18:29,105 INFO L443 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2019-11-15 21:18:29,106 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1512) no Hoare annotation was computed. [2019-11-15 21:18:29,106 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2019-11-15 21:18:29,106 INFO L443 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2019-11-15 21:18:29,106 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 21:18:29,107 INFO L443 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,108 INFO L443 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,108 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,108 INFO L443 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2019-11-15 21:18:29,108 INFO L443 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2019-11-15 21:18:29,108 INFO L443 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2019-11-15 21:18:29,109 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,109 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,109 INFO L443 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,109 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2019-11-15 21:18:29,110 INFO L443 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2019-11-15 21:18:29,110 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,110 INFO L443 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,110 INFO L443 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,110 INFO L443 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,111 INFO L443 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,112 INFO L443 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2019-11-15 21:18:29,112 INFO L443 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2019-11-15 21:18:29,112 INFO L443 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2019-11-15 21:18:29,112 INFO L443 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2019-11-15 21:18:29,112 INFO L443 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2019-11-15 21:18:29,113 INFO L443 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2019-11-15 21:18:29,113 INFO L443 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2019-11-15 21:18:29,113 INFO L443 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,113 INFO L443 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,113 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,115 INFO L439 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse2 (= ~a16~0 1)) (.cse0 (= ~a5~0 1)) (.cse1 (= ~a11~0 1))) (or (and (<= ~a11~0 0) .cse0) (and .cse1 (and (not (= 1 ~a6~0)) .cse0)) (and (<= ~a3~0 0) .cse0 .cse1) (and (and .cse0 .cse2) (<= ~a26~0 0) .cse1) (and (= ~a27~0 1) .cse0 .cse1 .cse2) (and (not (= ~a12~0 1)) .cse0 .cse1))) [2019-11-15 21:18:29,116 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,116 INFO L443 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,116 INFO L443 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,116 INFO L443 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2019-11-15 21:18:29,116 INFO L443 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-11-15 21:18:29,117 INFO L443 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,117 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,117 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 21:18:29,117 INFO L443 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,117 INFO L446 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2019-11-15 21:18:29,117 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,118 INFO L443 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,118 INFO L443 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,118 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,118 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,118 INFO L443 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,119 INFO L443 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,120 INFO L443 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,120 INFO L443 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,120 INFO L443 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,120 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,120 INFO L443 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-11-15 21:18:29,121 INFO L443 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2019-11-15 21:18:29,122 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,123 INFO L439 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse2 (= ~a16~0 1)) (.cse0 (= ~a5~0 1)) (.cse1 (= ~a11~0 1))) (or (and (<= ~a11~0 0) .cse0) (and .cse1 (and (not (= 1 ~a6~0)) .cse0)) (and (<= ~a3~0 0) .cse0 .cse1) (and (and .cse0 .cse2) (<= ~a26~0 0) .cse1) (and (= ~a27~0 1) .cse0 .cse1 .cse2) (and (not (= ~a12~0 1)) .cse0 .cse1))) [2019-11-15 21:18:29,123 INFO L443 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,123 INFO L443 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,123 INFO L443 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,123 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,124 INFO L443 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,125 INFO L443 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,125 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,125 INFO L443 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,125 INFO L443 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,125 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2019-11-15 21:18:29,126 INFO L443 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2019-11-15 21:18:29,126 INFO L443 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2019-11-15 21:18:29,126 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,126 INFO L443 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2019-11-15 21:18:29,126 INFO L443 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,127 INFO L443 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2019-11-15 21:18:29,128 INFO L443 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2019-11-15 21:18:29,129 INFO L443 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,129 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,129 INFO L443 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,129 INFO L443 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,129 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,130 INFO L443 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,130 INFO L443 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,130 INFO L443 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,130 INFO L443 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2019-11-15 21:18:29,130 INFO L443 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2019-11-15 21:18:29,131 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,131 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,131 INFO L443 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2019-11-15 21:18:29,131 INFO L443 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2019-11-15 21:18:29,131 INFO L443 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,132 INFO L443 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,133 INFO L443 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,133 INFO L443 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,133 INFO L443 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,133 INFO L443 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,133 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,134 INFO L443 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,135 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,135 INFO L443 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,135 INFO L443 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,135 INFO L443 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,135 INFO L443 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,136 INFO L443 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2019-11-15 21:18:29,136 INFO L443 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2019-11-15 21:18:29,136 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,137 INFO L443 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2019-11-15 21:18:29,137 INFO L443 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2019-11-15 21:18:29,138 INFO L443 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2019-11-15 21:18:29,138 INFO L443 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,138 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,138 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,138 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,139 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,139 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2019-11-15 21:18:29,140 INFO L443 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2019-11-15 21:18:29,141 INFO L443 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,141 INFO L443 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2019-11-15 21:18:29,142 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,143 INFO L443 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,144 INFO L443 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,144 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,144 INFO L443 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,144 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 21:18:29,144 INFO L443 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2019-11-15 21:18:29,145 INFO L443 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,146 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,146 INFO L443 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,146 INFO L443 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,146 INFO L443 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,146 INFO L443 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2019-11-15 21:18:29,147 INFO L443 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2019-11-15 21:18:29,148 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,148 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,148 INFO L443 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,148 INFO L443 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,148 INFO L443 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2019-11-15 21:18:29,149 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2019-11-15 21:18:29,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:18:29 BoogieIcfgContainer [2019-11-15 21:18:29,188 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:18:29,189 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:18:29,189 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:18:29,189 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:18:29,190 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:18:07" (3/4) ... [2019-11-15 21:18:29,194 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:18:29,242 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 21:18:29,247 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 21:18:29,581 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2f5eb233-c6ae-4b7b-ab01-4fc329519215/bin/uautomizer/witness.graphml [2019-11-15 21:18:29,582 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:18:29,584 INFO L168 Benchmark]: Toolchain (without parser) took 26924.81 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 764.9 MB). Free memory was 944.7 MB in the beginning and 826.1 MB in the end (delta: 118.6 MB). Peak memory consumption was 883.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,584 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:18:29,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1392.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -107.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.46 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,585 INFO L168 Benchmark]: Boogie Preprocessor took 137.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,586 INFO L168 Benchmark]: RCFGBuilder took 2671.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -185.2 MB). Peak memory consumption was 280.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,586 INFO L168 Benchmark]: TraceAbstraction took 22138.55 ms. Allocated memory was 1.3 GB in the beginning and 1.8 GB in the end (delta: 511.7 MB). Free memory was 1.2 GB in the beginning and 870.3 MB in the end (delta: 338.4 MB). Peak memory consumption was 850.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,587 INFO L168 Benchmark]: Witness Printer took 393.27 ms. Allocated memory is still 1.8 GB. Free memory was 870.3 MB in the beginning and 826.1 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:18:29,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1392.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -107.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 182.46 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 137.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2671.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -185.2 MB). Peak memory consumption was 280.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22138.55 ms. Allocated memory was 1.3 GB in the beginning and 1.8 GB in the end (delta: 511.7 MB). Free memory was 1.2 GB in the beginning and 870.3 MB in the end (delta: 338.4 MB). Peak memory consumption was 850.1 MB. Max. memory is 11.5 GB. * Witness Printer took 393.27 ms. Allocated memory is still 1.8 GB. Free memory was 870.3 MB in the beginning and 826.1 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1512]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((a11 <= 0 && a5 == 1) || (a11 == 1 && !(1 == a6) && a5 == 1)) || ((a3 <= 0 && a5 == 1) && a11 == 1)) || (((a5 == 1 && a16 == 1) && a26 <= 0) && a11 == 1)) || (((a27 == 1 && a5 == 1) && a11 == 1) && a16 == 1)) || ((!(a12 == 1) && a5 == 1) && a11 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((a11 <= 0 && a5 == 1) || (a11 == 1 && !(1 == a6) && a5 == 1)) || ((a3 <= 0 && a5 == 1) && a11 == 1)) || (((a5 == 1 && a16 == 1) && a26 <= 0) && a11 == 1)) || (((a27 == 1 && a5 == 1) && a11 == 1) && a16 == 1)) || ((!(a12 == 1) && a5 == 1) && a11 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Result: SAFE, OverallTime: 22.0s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 16.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 1749 SDtfs, 3680 SDslu, 691 SDs, 0 SdLazy, 7642 SolverSat, 1402 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 218 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24032occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 5981 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 231 NumberOfFragments, 137 HoareAnnotationTreeSize, 3 FomulaSimplifications, 8572 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1284 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2399 NumberOfCodeBlocks, 2399 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2387 ConstructedInterpolants, 0 QuantifiedInterpolants, 808604 SizeOfPredicates, 1 NumberOfNonLiveVariables, 391 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 661/664 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...