./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/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 06d11383001c52cfbf19a51eafe2dc3d238c9679 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:00:49,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:00:49,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:00:49,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:00:49,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:00:49,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:00:49,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:00:49,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:00:49,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:00:49,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:00:49,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:00:49,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:00:49,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:00:49,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:00:49,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:00:49,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:00:49,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:00:49,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:00:49,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:00:49,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:00:49,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:00:49,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:00:49,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:00:49,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:00:49,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:00:49,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:00:49,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:00:49,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:00:49,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:00:49,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:00:49,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:00:49,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:00:49,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:00:49,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:00:49,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:00:49,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:00:49,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:00:49,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:00:49,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:00:49,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:00:49,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:00:49,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 22:00:49,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:00:49,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:00:49,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:00:49,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:00:49,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:00:49,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:00:49,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:00:49,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:00:49,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:00:49,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:00:49,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:00:49,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:00:49,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:00:49,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:00:49,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:00:49,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:00:49,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:00:49,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:00:49,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:00:49,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:00:49,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:00:49,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:00:49,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:00:49,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:00:49,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:00:49,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:00:49,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:00:49,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:00:49,757 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_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/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 -> 06d11383001c52cfbf19a51eafe2dc3d238c9679 [2019-11-19 22:00:49,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:00:49,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:00:49,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:00:49,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:00:49,940 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:00:49,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-19 22:00:49,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/data/79d25275e/b88486157dd544f0afb062e1d8688679/FLAG9ffd18ff1 [2019-11-19 22:00:50,505 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:00:50,506 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-19 22:00:50,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/data/79d25275e/b88486157dd544f0afb062e1d8688679/FLAG9ffd18ff1 [2019-11-19 22:00:50,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/data/79d25275e/b88486157dd544f0afb062e1d8688679 [2019-11-19 22:00:50,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:00:50,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:00:50,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:00:50,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:00:50,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:00:50,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:00:50" (1/1) ... [2019-11-19 22:00:50,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b4c587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:50, skipping insertion in model container [2019-11-19 22:00:50,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:00:50" (1/1) ... [2019-11-19 22:00:50,753 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:00:50,824 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:00:51,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:00:51,466 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:00:51,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:00:51,652 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:00:51,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51 WrapperNode [2019-11-19 22:00:51,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:00:51,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:00:51,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:00:51,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:00:51,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:00:51,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:00:51,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:00:51,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:00:51,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... [2019-11-19 22:00:51,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:00:51,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:00:51,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:00:51,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:00:51,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/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 [2019-11-19 22:00:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:00:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:00:53,874 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:00:53,874 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 22:00:53,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:00:53 BoogieIcfgContainer [2019-11-19 22:00:53,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:00:53,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 22:00:53,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 22:00:53,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 22:00:53,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:00:50" (1/3) ... [2019-11-19 22:00:53,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ebfbd22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:00:53, skipping insertion in model container [2019-11-19 22:00:53,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:00:51" (2/3) ... [2019-11-19 22:00:53,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ebfbd22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:00:53, skipping insertion in model container [2019-11-19 22:00:53,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:00:53" (3/3) ... [2019-11-19 22:00:53,883 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label44.c [2019-11-19 22:00:53,892 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 22:00:53,898 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 22:00:53,907 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 22:00:53,929 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 22:00:53,929 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 22:00:53,929 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 22:00:53,929 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:00:53,929 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:00:53,929 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 22:00:53,930 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:00:53,930 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 22:00:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-11-19 22:00:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 22:00:53,961 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:00:53,962 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:00:53,962 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:00:53,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:00:53,968 INFO L82 PathProgramCache]: Analyzing trace with hash 678582746, now seen corresponding path program 1 times [2019-11-19 22:00:53,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:00:53,977 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384830814] [2019-11-19 22:00:53,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:00:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:00:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:00:54,264 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384830814] [2019-11-19 22:00:54,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:00:54,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:00:54,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818517510] [2019-11-19 22:00:54,270 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:00:54,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:00:54,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:00:54,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:00:54,286 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-11-19 22:00:56,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:00:56,426 INFO L93 Difference]: Finished difference Result 968 states and 1740 transitions. [2019-11-19 22:00:56,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:00:56,428 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-19 22:00:56,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:00:56,448 INFO L225 Difference]: With dead ends: 968 [2019-11-19 22:00:56,448 INFO L226 Difference]: Without dead ends: 602 [2019-11-19 22:00:56,452 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:00:56,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2019-11-19 22:00:56,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 407. [2019-11-19 22:00:56,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-11-19 22:00:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 590 transitions. [2019-11-19 22:00:56,518 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 590 transitions. Word has length 26 [2019-11-19 22:00:56,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:00:56,518 INFO L462 AbstractCegarLoop]: Abstraction has 407 states and 590 transitions. [2019-11-19 22:00:56,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:00:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 590 transitions. [2019-11-19 22:00:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:00:56,522 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:00:56,523 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:00:56,523 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:00:56,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:00:56,523 INFO L82 PathProgramCache]: Analyzing trace with hash -308519566, now seen corresponding path program 1 times [2019-11-19 22:00:56,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:00:56,524 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054514284] [2019-11-19 22:00:56,524 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:00:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:00:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:00:56,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054514284] [2019-11-19 22:00:56,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:00:56,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:00:56,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995549143] [2019-11-19 22:00:56,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:00:56,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:00:56,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:00:56,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:00:56,681 INFO L87 Difference]: Start difference. First operand 407 states and 590 transitions. Second operand 4 states. [2019-11-19 22:00:58,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:00:58,292 INFO L93 Difference]: Finished difference Result 1567 states and 2285 transitions. [2019-11-19 22:00:58,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:00:58,293 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-11-19 22:00:58,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:00:58,300 INFO L225 Difference]: With dead ends: 1567 [2019-11-19 22:00:58,301 INFO L226 Difference]: Without dead ends: 1162 [2019-11-19 22:00:58,303 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:00:58,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2019-11-19 22:00:58,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1148. [2019-11-19 22:00:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2019-11-19 22:00:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1566 transitions. [2019-11-19 22:00:58,367 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1566 transitions. Word has length 94 [2019-11-19 22:00:58,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:00:58,367 INFO L462 AbstractCegarLoop]: Abstraction has 1148 states and 1566 transitions. [2019-11-19 22:00:58,367 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:00:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1566 transitions. [2019-11-19 22:00:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:00:58,372 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:00:58,372 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:00:58,372 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:00:58,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:00:58,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1249111919, now seen corresponding path program 1 times [2019-11-19 22:00:58,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:00:58,373 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050787929] [2019-11-19 22:00:58,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:00:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:00:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:00:58,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050787929] [2019-11-19 22:00:58,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:00:58,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:00:58,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279237509] [2019-11-19 22:00:58,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:00:58,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:00:58,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:00:58,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:00:58,595 INFO L87 Difference]: Start difference. First operand 1148 states and 1566 transitions. Second operand 4 states. [2019-11-19 22:01:00,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:00,260 INFO L93 Difference]: Finished difference Result 4144 states and 5719 transitions. [2019-11-19 22:01:00,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:01:00,261 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2019-11-19 22:01:00,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:00,280 INFO L225 Difference]: With dead ends: 4144 [2019-11-19 22:01:00,281 INFO L226 Difference]: Without dead ends: 2998 [2019-11-19 22:01:00,283 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:00,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2998 states. [2019-11-19 22:01:00,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2998 to 2998. [2019-11-19 22:01:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2998 states. [2019-11-19 22:01:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2998 states and 3666 transitions. [2019-11-19 22:01:00,358 INFO L78 Accepts]: Start accepts. Automaton has 2998 states and 3666 transitions. Word has length 97 [2019-11-19 22:01:00,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:00,359 INFO L462 AbstractCegarLoop]: Abstraction has 2998 states and 3666 transitions. [2019-11-19 22:01:00,359 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:01:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3666 transitions. [2019-11-19 22:01:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-19 22:01:00,382 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:00,383 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:01:00,383 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:00,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:00,384 INFO L82 PathProgramCache]: Analyzing trace with hash -101534449, now seen corresponding path program 1 times [2019-11-19 22:01:00,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:00,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633669684] [2019-11-19 22:01:00,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:01:00,661 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633669684] [2019-11-19 22:01:00,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:00,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:01:00,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398664196] [2019-11-19 22:01:00,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:01:00,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:00,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:01:00,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:00,666 INFO L87 Difference]: Start difference. First operand 2998 states and 3666 transitions. Second operand 5 states. [2019-11-19 22:01:02,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:02,529 INFO L93 Difference]: Finished difference Result 9336 states and 11717 transitions. [2019-11-19 22:01:02,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 22:01:02,533 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-11-19 22:01:02,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:02,568 INFO L225 Difference]: With dead ends: 9336 [2019-11-19 22:01:02,568 INFO L226 Difference]: Without dead ends: 6524 [2019-11-19 22:01:02,572 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:02,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2019-11-19 22:01:02,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6523. [2019-11-19 22:01:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6523 states. [2019-11-19 22:01:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6523 states to 6523 states and 7930 transitions. [2019-11-19 22:01:02,725 INFO L78 Accepts]: Start accepts. Automaton has 6523 states and 7930 transitions. Word has length 153 [2019-11-19 22:01:02,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:02,726 INFO L462 AbstractCegarLoop]: Abstraction has 6523 states and 7930 transitions. [2019-11-19 22:01:02,727 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:01:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 6523 states and 7930 transitions. [2019-11-19 22:01:02,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-19 22:01:02,738 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:02,739 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 22:01:02,739 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:02,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:02,740 INFO L82 PathProgramCache]: Analyzing trace with hash -801477748, now seen corresponding path program 1 times [2019-11-19 22:01:02,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:02,740 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177218636] [2019-11-19 22:01:02,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-19 22:01:02,971 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177218636] [2019-11-19 22:01:02,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:02,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:01:02,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010123009] [2019-11-19 22:01:02,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:01:02,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:02,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:01:02,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:02,974 INFO L87 Difference]: Start difference. First operand 6523 states and 7930 transitions. Second operand 4 states. [2019-11-19 22:01:04,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:04,447 INFO L93 Difference]: Finished difference Result 14541 states and 17831 transitions. [2019-11-19 22:01:04,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:01:04,449 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 219 [2019-11-19 22:01:04,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:04,494 INFO L225 Difference]: With dead ends: 14541 [2019-11-19 22:01:04,494 INFO L226 Difference]: Without dead ends: 8204 [2019-11-19 22:01:04,503 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:04,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2019-11-19 22:01:04,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 7442. [2019-11-19 22:01:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7442 states. [2019-11-19 22:01:04,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7442 states to 7442 states and 8862 transitions. [2019-11-19 22:01:04,645 INFO L78 Accepts]: Start accepts. Automaton has 7442 states and 8862 transitions. Word has length 219 [2019-11-19 22:01:04,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:04,646 INFO L462 AbstractCegarLoop]: Abstraction has 7442 states and 8862 transitions. [2019-11-19 22:01:04,646 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:01:04,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7442 states and 8862 transitions. [2019-11-19 22:01:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-19 22:01:04,650 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:04,651 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 22:01:04,651 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:04,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:04,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1442400907, now seen corresponding path program 1 times [2019-11-19 22:01:04,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:04,652 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424941075] [2019-11-19 22:01:04,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:04,859 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:01:04,860 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424941075] [2019-11-19 22:01:04,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:04,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:01:04,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148017002] [2019-11-19 22:01:04,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:01:04,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:04,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:01:04,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:04,862 INFO L87 Difference]: Start difference. First operand 7442 states and 8862 transitions. Second operand 4 states. [2019-11-19 22:01:06,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:06,570 INFO L93 Difference]: Finished difference Result 17112 states and 20555 transitions. [2019-11-19 22:01:06,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:01:06,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 230 [2019-11-19 22:01:06,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:06,642 INFO L225 Difference]: With dead ends: 17112 [2019-11-19 22:01:06,642 INFO L226 Difference]: Without dead ends: 9856 [2019-11-19 22:01:06,650 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:06,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9856 states. [2019-11-19 22:01:06,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9856 to 9466. [2019-11-19 22:01:06,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9466 states. [2019-11-19 22:01:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9466 states to 9466 states and 11150 transitions. [2019-11-19 22:01:06,815 INFO L78 Accepts]: Start accepts. Automaton has 9466 states and 11150 transitions. Word has length 230 [2019-11-19 22:01:06,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:06,816 INFO L462 AbstractCegarLoop]: Abstraction has 9466 states and 11150 transitions. [2019-11-19 22:01:06,816 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:01:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 9466 states and 11150 transitions. [2019-11-19 22:01:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-19 22:01:06,823 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:06,823 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 22:01:06,823 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:06,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:06,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1616620059, now seen corresponding path program 1 times [2019-11-19 22:01:06,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:06,824 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090996727] [2019-11-19 22:01:06,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:01:07,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090996727] [2019-11-19 22:01:07,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:07,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 22:01:07,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532854667] [2019-11-19 22:01:07,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:01:07,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:07,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:01:07,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:07,179 INFO L87 Difference]: Start difference. First operand 9466 states and 11150 transitions. Second operand 5 states. [2019-11-19 22:01:09,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:09,211 INFO L93 Difference]: Finished difference Result 20253 states and 23894 transitions. [2019-11-19 22:01:09,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 22:01:09,212 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 258 [2019-11-19 22:01:09,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:09,232 INFO L225 Difference]: With dead ends: 20253 [2019-11-19 22:01:09,232 INFO L226 Difference]: Without dead ends: 12083 [2019-11-19 22:01:09,239 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:09,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12083 states. [2019-11-19 22:01:09,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12083 to 10953. [2019-11-19 22:01:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10953 states. [2019-11-19 22:01:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 12810 transitions. [2019-11-19 22:01:09,355 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 12810 transitions. Word has length 258 [2019-11-19 22:01:09,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:09,356 INFO L462 AbstractCegarLoop]: Abstraction has 10953 states and 12810 transitions. [2019-11-19 22:01:09,356 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:01:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 12810 transitions. [2019-11-19 22:01:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-19 22:01:09,361 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:09,362 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 22:01:09,362 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:09,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:09,362 INFO L82 PathProgramCache]: Analyzing trace with hash 292208959, now seen corresponding path program 1 times [2019-11-19 22:01:09,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:09,363 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879914806] [2019-11-19 22:01:09,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-19 22:01:09,591 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879914806] [2019-11-19 22:01:09,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:09,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:01:09,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108314451] [2019-11-19 22:01:09,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:01:09,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:09,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:01:09,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:09,593 INFO L87 Difference]: Start difference. First operand 10953 states and 12810 transitions. Second operand 5 states. [2019-11-19 22:01:11,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:11,589 INFO L93 Difference]: Finished difference Result 34618 states and 40717 transitions. [2019-11-19 22:01:11,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 22:01:11,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-11-19 22:01:11,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:11,627 INFO L225 Difference]: With dead ends: 34618 [2019-11-19 22:01:11,627 INFO L226 Difference]: Without dead ends: 23851 [2019-11-19 22:01:11,639 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:01:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23851 states. [2019-11-19 22:01:11,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23851 to 17579. [2019-11-19 22:01:11,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17579 states. [2019-11-19 22:01:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17579 states to 17579 states and 20174 transitions. [2019-11-19 22:01:11,919 INFO L78 Accepts]: Start accepts. Automaton has 17579 states and 20174 transitions. Word has length 261 [2019-11-19 22:01:11,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:11,920 INFO L462 AbstractCegarLoop]: Abstraction has 17579 states and 20174 transitions. [2019-11-19 22:01:11,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:01:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 17579 states and 20174 transitions. [2019-11-19 22:01:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-19 22:01:11,931 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:11,932 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 22:01:11,932 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:11,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:11,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1313485887, now seen corresponding path program 1 times [2019-11-19 22:01:11,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:11,933 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448757654] [2019-11-19 22:01:11,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-19 22:01:12,171 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448757654] [2019-11-19 22:01:12,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:12,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:01:12,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814930734] [2019-11-19 22:01:12,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:01:12,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:12,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:01:12,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:12,177 INFO L87 Difference]: Start difference. First operand 17579 states and 20174 transitions. Second operand 3 states. [2019-11-19 22:01:12,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:12,790 INFO L93 Difference]: Finished difference Result 33484 states and 38341 transitions. [2019-11-19 22:01:12,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:01:12,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-11-19 22:01:12,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:12,813 INFO L225 Difference]: With dead ends: 33484 [2019-11-19 22:01:12,813 INFO L226 Difference]: Without dead ends: 16649 [2019-11-19 22:01:12,828 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:12,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16649 states. [2019-11-19 22:01:13,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16649 to 16645. [2019-11-19 22:01:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-19 22:01:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18992 transitions. [2019-11-19 22:01:13,221 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18992 transitions. Word has length 308 [2019-11-19 22:01:13,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:13,222 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18992 transitions. [2019-11-19 22:01:13,222 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:01:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18992 transitions. [2019-11-19 22:01:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2019-11-19 22:01:13,246 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:13,247 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-19 22:01:13,247 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:13,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:13,248 INFO L82 PathProgramCache]: Analyzing trace with hash -306541705, now seen corresponding path program 1 times [2019-11-19 22:01:13,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:13,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031646082] [2019-11-19 22:01:13,249 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-19 22:01:13,607 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031646082] [2019-11-19 22:01:13,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:13,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:01:13,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754445079] [2019-11-19 22:01:13,608 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:01:13,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:13,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:01:13,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:13,609 INFO L87 Difference]: Start difference. First operand 16645 states and 18992 transitions. Second operand 4 states. [2019-11-19 22:01:15,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:15,235 INFO L93 Difference]: Finished difference Result 33131 states and 37836 transitions. [2019-11-19 22:01:15,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 22:01:15,241 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 426 [2019-11-19 22:01:15,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:15,260 INFO L225 Difference]: With dead ends: 33131 [2019-11-19 22:01:15,260 INFO L226 Difference]: Without dead ends: 16672 [2019-11-19 22:01:15,273 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:01:15,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16672 states. [2019-11-19 22:01:15,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16672 to 16645. [2019-11-19 22:01:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-19 22:01:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18734 transitions. [2019-11-19 22:01:15,691 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18734 transitions. Word has length 426 [2019-11-19 22:01:15,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:15,692 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18734 transitions. [2019-11-19 22:01:15,692 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:01:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18734 transitions. [2019-11-19 22:01:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-11-19 22:01:15,713 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:15,715 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2019-11-19 22:01:15,715 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:15,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:15,716 INFO L82 PathProgramCache]: Analyzing trace with hash -758299991, now seen corresponding path program 1 times [2019-11-19 22:01:15,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:15,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346778087] [2019-11-19 22:01:15,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 22:01:16,038 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346778087] [2019-11-19 22:01:16,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:16,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:01:16,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30815230] [2019-11-19 22:01:16,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:01:16,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:16,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:01:16,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:16,041 INFO L87 Difference]: Start difference. First operand 16645 states and 18734 transitions. Second operand 3 states. [2019-11-19 22:01:16,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:16,994 INFO L93 Difference]: Finished difference Result 32536 states and 36592 transitions. [2019-11-19 22:01:16,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:01:16,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2019-11-19 22:01:16,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:17,012 INFO L225 Difference]: With dead ends: 32536 [2019-11-19 22:01:17,013 INFO L226 Difference]: Without dead ends: 15157 [2019-11-19 22:01:17,022 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:17,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15157 states. [2019-11-19 22:01:17,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15157 to 11657. [2019-11-19 22:01:17,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11657 states. [2019-11-19 22:01:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11657 states to 11657 states and 12837 transitions. [2019-11-19 22:01:17,180 INFO L78 Accepts]: Start accepts. Automaton has 11657 states and 12837 transitions. Word has length 441 [2019-11-19 22:01:17,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:17,181 INFO L462 AbstractCegarLoop]: Abstraction has 11657 states and 12837 transitions. [2019-11-19 22:01:17,181 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:01:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 11657 states and 12837 transitions. [2019-11-19 22:01:17,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2019-11-19 22:01:17,197 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:01:17,197 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:01:17,198 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:01:17,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:01:17,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1640817050, now seen corresponding path program 1 times [2019-11-19 22:01:17,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:01:17,199 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880817556] [2019-11-19 22:01:17,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:01:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:01:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2019-11-19 22:01:18,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880817556] [2019-11-19 22:01:18,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:01:18,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:01:18,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328383074] [2019-11-19 22:01:18,159 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:01:18,159 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:01:18,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:01:18,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:18,160 INFO L87 Difference]: Start difference. First operand 11657 states and 12837 transitions. Second operand 3 states. [2019-11-19 22:01:18,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:01:18,765 INFO L93 Difference]: Finished difference Result 22569 states and 24860 transitions. [2019-11-19 22:01:18,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:01:18,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 496 [2019-11-19 22:01:18,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:01:18,766 INFO L225 Difference]: With dead ends: 22569 [2019-11-19 22:01:18,767 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 22:01:18,773 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:01:18,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 22:01:18,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 22:01:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 22:01:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 22:01:18,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 496 [2019-11-19 22:01:18,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:01:18,774 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:01:18,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:01:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 22:01:18,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:01:18,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 22:01:18,957 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-11-19 22:01:19,089 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-11-19 22:01:19,887 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-11-19 22:01:20,493 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-11-19 22:01:20,496 INFO L447 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,496 INFO L444 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,497 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,498 INFO L440 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-11-19 22:01:20,498 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-11-19 22:01:20,499 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,500 INFO L444 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,501 INFO L444 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,502 INFO L444 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-11-19 22:01:20,503 INFO L444 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-11-19 22:01:20,504 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,505 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,506 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-19 22:01:20,507 INFO L444 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,508 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,509 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,510 INFO L444 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-11-19 22:01:20,511 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-11-19 22:01:20,512 INFO L444 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,513 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-19 22:01:20,514 INFO L444 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,515 INFO L444 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,516 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,517 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,518 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,518 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,518 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,519 INFO L444 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-11-19 22:01:20,519 INFO L444 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-11-19 22:01:20,519 INFO L444 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L440 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-11-19 22:01:20,520 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,521 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,521 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-11-19 22:01:20,521 INFO L444 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,521 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,521 INFO L444 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 22:01:20,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:01:20 BoogieIcfgContainer [2019-11-19 22:01:20,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 22:01:20,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:01:20,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:01:20,553 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:01:20,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:00:53" (3/4) ... [2019-11-19 22:01:20,557 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:01:20,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 22:01:20,591 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 22:01:20,780 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a1cb41f9-0738-47ab-a5b1-17313ac1e85b/bin/uautomizer/witness.graphml [2019-11-19 22:01:20,781 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:01:20,782 INFO L168 Benchmark]: Toolchain (without parser) took 30050.83 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 810.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 651.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,783 INFO L168 Benchmark]: CDTParser took 0.14 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. [2019-11-19 22:01:20,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 916.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,784 INFO L168 Benchmark]: Boogie Preprocessor took 153.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,784 INFO L168 Benchmark]: RCFGBuilder took 1907.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.9 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,785 INFO L168 Benchmark]: TraceAbstraction took 26675.88 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 660.1 MB). Free memory was 898.9 MB in the beginning and 1.1 GB in the end (delta: -245.0 MB). Peak memory consumption was 415.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,785 INFO L168 Benchmark]: Witness Printer took 228.16 ms. Allocated memory is still 1.8 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:01:20,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 916.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 160.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 153.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1907.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.9 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 26675.88 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 660.1 MB). Free memory was 898.9 MB in the beginning and 1.1 GB in the end (delta: -245.0 MB). Peak memory consumption was 415.1 MB. Max. memory is 11.5 GB. * Witness Printer took 228.16 ms. Allocated memory is still 1.8 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 26.5s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 18.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, HoareTripleCheckerStatistics: 1520 SDtfs, 4314 SDslu, 466 SDs, 0 SdLazy, 12149 SolverSat, 2313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17579occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 12295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 136 NumberOfFragments, 401 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5174 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1874 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 3009 NumberOfCodeBlocks, 3009 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2997 ConstructedInterpolants, 0 QuantifiedInterpolants, 2296024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 2465/2465 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...