./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e89048ccdb20a97a14cb213e125edb5cbe6d123 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:48:51,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:51,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:51,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:51,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:51,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:51,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:51,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:51,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:51,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:51,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:51,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:51,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:51,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:51,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:51,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:51,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:51,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:51,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:51,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:51,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:51,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:51,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:51,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:51,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:51,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:51,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:51,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:51,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:51,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:51,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:51,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:51,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:51,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:51,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:51,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:51,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:51,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:51,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:51,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:51,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:51,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:48:51,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:51,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:51,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:51,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:51,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:51,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:51,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:51,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:48:51,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:51,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:51,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:51,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:51,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:51,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:51,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:51,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:51,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:51,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:51,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:51,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:51,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:51,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:51,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:51,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:51,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:51,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:48:51,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:48:51,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:51,976 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_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e89048ccdb20a97a14cb213e125edb5cbe6d123 [2019-11-25 08:48:52,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:52,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:52,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:52,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:52,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:52,134 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-25 08:48:52,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/data/9675c0b45/7c5ba0fbebf84b10ab385ab168da49c4/FLAG9bee531c7 [2019-11-25 08:48:52,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:52,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-25 08:48:52,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/data/9675c0b45/7c5ba0fbebf84b10ab385ab168da49c4/FLAG9bee531c7 [2019-11-25 08:48:52,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/data/9675c0b45/7c5ba0fbebf84b10ab385ab168da49c4 [2019-11-25 08:48:52,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:52,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:52,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:52,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:52,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:52,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:52" (1/1) ... [2019-11-25 08:48:53,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217d9c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53, skipping insertion in model container [2019-11-25 08:48:53,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:52" (1/1) ... [2019-11-25 08:48:53,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:53,059 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:53,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:53,451 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:53,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:53,600 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:53,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53 WrapperNode [2019-11-25 08:48:53,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:53,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:53,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:53,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:53,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:53,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:53,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:53,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:53,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... [2019-11-25 08:48:53,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:53,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:53,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:53,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:53,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:54,940 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:54,941 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:48:54,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:54 BoogieIcfgContainer [2019-11-25 08:48:54,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:54,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:54,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:54,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:54,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:52" (1/3) ... [2019-11-25 08:48:54,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d918e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:54, skipping insertion in model container [2019-11-25 08:48:54,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:53" (2/3) ... [2019-11-25 08:48:54,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d918e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:54, skipping insertion in model container [2019-11-25 08:48:54,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:54" (3/3) ... [2019-11-25 08:48:54,951 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label39.c [2019-11-25 08:48:54,959 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:54,970 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:48:54,980 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:48:55,019 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:55,019 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:55,020 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:55,020 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:55,020 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:55,020 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:55,020 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:55,022 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-25 08:48:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-25 08:48:55,068 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:55,069 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:55,069 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:55,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:55,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1738135197, now seen corresponding path program 1 times [2019-11-25 08:48:55,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:55,081 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136871767] [2019-11-25 08:48:55,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:55,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:55,507 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136871767] [2019-11-25 08:48:55,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:55,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:55,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576438074] [2019-11-25 08:48:55,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:55,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:55,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:55,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:55,535 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-25 08:48:57,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:57,117 INFO L93 Difference]: Finished difference Result 775 states and 1353 transitions. [2019-11-25 08:48:57,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:57,118 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2019-11-25 08:48:57,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:57,146 INFO L225 Difference]: With dead ends: 775 [2019-11-25 08:48:57,147 INFO L226 Difference]: Without dead ends: 460 [2019-11-25 08:48:57,152 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:57,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2019-11-25 08:48:57,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 308. [2019-11-25 08:48:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2019-11-25 08:48:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 451 transitions. [2019-11-25 08:48:57,220 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 451 transitions. Word has length 111 [2019-11-25 08:48:57,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:57,221 INFO L462 AbstractCegarLoop]: Abstraction has 308 states and 451 transitions. [2019-11-25 08:48:57,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 451 transitions. [2019-11-25 08:48:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-25 08:48:57,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:57,225 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:57,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:57,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:57,226 INFO L82 PathProgramCache]: Analyzing trace with hash -215551336, now seen corresponding path program 1 times [2019-11-25 08:48:57,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:57,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726629886] [2019-11-25 08:48:57,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:57,445 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726629886] [2019-11-25 08:48:57,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:57,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:57,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096727121] [2019-11-25 08:48:57,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:57,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:57,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:57,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:57,448 INFO L87 Difference]: Start difference. First operand 308 states and 451 transitions. Second operand 4 states. [2019-11-25 08:48:58,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:58,413 INFO L93 Difference]: Finished difference Result 1180 states and 1741 transitions. [2019-11-25 08:48:58,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:58,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2019-11-25 08:48:58,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:58,419 INFO L225 Difference]: With dead ends: 1180 [2019-11-25 08:48:58,419 INFO L226 Difference]: Without dead ends: 874 [2019-11-25 08:48:58,421 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:58,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-11-25 08:48:58,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 870. [2019-11-25 08:48:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2019-11-25 08:48:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1183 transitions. [2019-11-25 08:48:58,476 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1183 transitions. Word has length 115 [2019-11-25 08:48:58,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:58,478 INFO L462 AbstractCegarLoop]: Abstraction has 870 states and 1183 transitions. [2019-11-25 08:48:58,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1183 transitions. [2019-11-25 08:48:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-25 08:48:58,489 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:58,490 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:58,490 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:58,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:58,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1793072302, now seen corresponding path program 1 times [2019-11-25 08:48:58,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:58,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721515721] [2019-11-25 08:48:58,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-25 08:48:58,591 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721515721] [2019-11-25 08:48:58,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:58,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:58,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358049673] [2019-11-25 08:48:58,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:58,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:58,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:58,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:58,597 INFO L87 Difference]: Start difference. First operand 870 states and 1183 transitions. Second operand 4 states. [2019-11-25 08:48:59,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:59,176 INFO L93 Difference]: Finished difference Result 2146 states and 2939 transitions. [2019-11-25 08:48:59,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:59,200 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2019-11-25 08:48:59,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:59,207 INFO L225 Difference]: With dead ends: 2146 [2019-11-25 08:48:59,207 INFO L226 Difference]: Without dead ends: 1278 [2019-11-25 08:48:59,211 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:59,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2019-11-25 08:48:59,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 578. [2019-11-25 08:48:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2019-11-25 08:48:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 776 transitions. [2019-11-25 08:48:59,237 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 776 transitions. Word has length 121 [2019-11-25 08:48:59,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:59,237 INFO L462 AbstractCegarLoop]: Abstraction has 578 states and 776 transitions. [2019-11-25 08:48:59,237 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 776 transitions. [2019-11-25 08:48:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-25 08:48:59,246 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:59,246 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:59,247 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:59,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:59,247 INFO L82 PathProgramCache]: Analyzing trace with hash 63576167, now seen corresponding path program 1 times [2019-11-25 08:48:59,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:59,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866062872] [2019-11-25 08:48:59,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:59,307 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866062872] [2019-11-25 08:48:59,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:59,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:59,307 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966823076] [2019-11-25 08:48:59,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:59,309 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:59,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:59,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:59,310 INFO L87 Difference]: Start difference. First operand 578 states and 776 transitions. Second operand 3 states. [2019-11-25 08:48:59,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:59,805 INFO L93 Difference]: Finished difference Result 1714 states and 2306 transitions. [2019-11-25 08:48:59,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:59,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-11-25 08:48:59,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:59,813 INFO L225 Difference]: With dead ends: 1714 [2019-11-25 08:48:59,813 INFO L226 Difference]: Without dead ends: 1138 [2019-11-25 08:48:59,815 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 [2019-11-25 08:48:59,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1138 states. [2019-11-25 08:48:59,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1138 to 1138. [2019-11-25 08:48:59,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2019-11-25 08:48:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1447 transitions. [2019-11-25 08:48:59,851 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1447 transitions. Word has length 121 [2019-11-25 08:48:59,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:59,851 INFO L462 AbstractCegarLoop]: Abstraction has 1138 states and 1447 transitions. [2019-11-25 08:48:59,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1447 transitions. [2019-11-25 08:48:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-25 08:48:59,854 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:59,854 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:59,855 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:59,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:59,856 INFO L82 PathProgramCache]: Analyzing trace with hash 675657489, now seen corresponding path program 1 times [2019-11-25 08:48:59,856 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:59,856 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234325532] [2019-11-25 08:48:59,857 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:59,942 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234325532] [2019-11-25 08:48:59,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:59,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:59,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235253351] [2019-11-25 08:48:59,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:59,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:59,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:59,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:59,944 INFO L87 Difference]: Start difference. First operand 1138 states and 1447 transitions. Second operand 4 states. [2019-11-25 08:49:00,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:00,714 INFO L93 Difference]: Finished difference Result 2415 states and 3064 transitions. [2019-11-25 08:49:00,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:49:00,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-25 08:49:00,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:00,722 INFO L225 Difference]: With dead ends: 2415 [2019-11-25 08:49:00,722 INFO L226 Difference]: Without dead ends: 1279 [2019-11-25 08:49:00,723 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:00,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2019-11-25 08:49:00,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1279. [2019-11-25 08:49:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2019-11-25 08:49:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1438 transitions. [2019-11-25 08:49:00,758 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1438 transitions. Word has length 135 [2019-11-25 08:49:00,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:00,759 INFO L462 AbstractCegarLoop]: Abstraction has 1279 states and 1438 transitions. [2019-11-25 08:49:00,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:49:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1438 transitions. [2019-11-25 08:49:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-25 08:49:00,763 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:00,764 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:00,764 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:00,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:00,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1227064464, now seen corresponding path program 1 times [2019-11-25 08:49:00,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:00,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932757632] [2019-11-25 08:49:00,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:00,844 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932757632] [2019-11-25 08:49:00,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:00,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:49:00,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906646859] [2019-11-25 08:49:00,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:49:00,846 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:00,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:49:00,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:49:00,846 INFO L87 Difference]: Start difference. First operand 1279 states and 1438 transitions. Second operand 3 states. [2019-11-25 08:49:01,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:01,358 INFO L93 Difference]: Finished difference Result 3399 states and 3829 transitions. [2019-11-25 08:49:01,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:49:01,359 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-11-25 08:49:01,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:01,369 INFO L225 Difference]: With dead ends: 3399 [2019-11-25 08:49:01,369 INFO L226 Difference]: Without dead ends: 1982 [2019-11-25 08:49:01,371 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:49:01,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2019-11-25 08:49:01,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1978. [2019-11-25 08:49:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-11-25 08:49:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2183 transitions. [2019-11-25 08:49:01,423 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2183 transitions. Word has length 144 [2019-11-25 08:49:01,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:01,424 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2183 transitions. [2019-11-25 08:49:01,424 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:49:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2183 transitions. [2019-11-25 08:49:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-25 08:49:01,429 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:01,429 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:01,430 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:01,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:01,430 INFO L82 PathProgramCache]: Analyzing trace with hash 404814437, now seen corresponding path program 1 times [2019-11-25 08:49:01,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:01,431 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676855857] [2019-11-25 08:49:01,431 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:49:01,519 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676855857] [2019-11-25 08:49:01,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:01,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:01,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724006705] [2019-11-25 08:49:01,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:49:01,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:01,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:49:01,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:01,525 INFO L87 Difference]: Start difference. First operand 1978 states and 2183 transitions. Second operand 4 states. [2019-11-25 08:49:02,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:02,085 INFO L93 Difference]: Finished difference Result 4234 states and 4703 transitions. [2019-11-25 08:49:02,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:49:02,085 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2019-11-25 08:49:02,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:02,093 INFO L225 Difference]: With dead ends: 4234 [2019-11-25 08:49:02,093 INFO L226 Difference]: Without dead ends: 1836 [2019-11-25 08:49:02,096 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:02,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2019-11-25 08:49:02,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1836. [2019-11-25 08:49:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1836 states. [2019-11-25 08:49:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2009 transitions. [2019-11-25 08:49:02,136 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2009 transitions. Word has length 148 [2019-11-25 08:49:02,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:02,137 INFO L462 AbstractCegarLoop]: Abstraction has 1836 states and 2009 transitions. [2019-11-25 08:49:02,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:49:02,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2009 transitions. [2019-11-25 08:49:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-25 08:49:02,141 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:02,141 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:02,141 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:02,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:02,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1277248510, now seen corresponding path program 1 times [2019-11-25 08:49:02,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:02,143 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994374228] [2019-11-25 08:49:02,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-25 08:49:02,235 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994374228] [2019-11-25 08:49:02,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:02,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:02,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105606527] [2019-11-25 08:49:02,236 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:49:02,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:02,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:49:02,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:02,237 INFO L87 Difference]: Start difference. First operand 1836 states and 2009 transitions. Second operand 4 states. [2019-11-25 08:49:02,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:02,858 INFO L93 Difference]: Finished difference Result 3672 states and 4027 transitions. [2019-11-25 08:49:02,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:49:02,859 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 158 [2019-11-25 08:49:02,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:02,866 INFO L225 Difference]: With dead ends: 3672 [2019-11-25 08:49:02,866 INFO L226 Difference]: Without dead ends: 1554 [2019-11-25 08:49:02,869 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:02,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2019-11-25 08:49:02,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1554. [2019-11-25 08:49:02,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1554 states. [2019-11-25 08:49:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1619 transitions. [2019-11-25 08:49:02,899 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1619 transitions. Word has length 158 [2019-11-25 08:49:02,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:02,899 INFO L462 AbstractCegarLoop]: Abstraction has 1554 states and 1619 transitions. [2019-11-25 08:49:02,899 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:49:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1619 transitions. [2019-11-25 08:49:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-11-25 08:49:02,904 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:02,904 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:02,904 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:02,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:02,905 INFO L82 PathProgramCache]: Analyzing trace with hash -2146398300, now seen corresponding path program 1 times [2019-11-25 08:49:02,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:02,905 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661505765] [2019-11-25 08:49:02,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-25 08:49:03,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661505765] [2019-11-25 08:49:03,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:03,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:03,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050444488] [2019-11-25 08:49:03,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:49:03,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:03,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:49:03,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:03,059 INFO L87 Difference]: Start difference. First operand 1554 states and 1619 transitions. Second operand 4 states. [2019-11-25 08:49:03,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:03,524 INFO L93 Difference]: Finished difference Result 2967 states and 3094 transitions. [2019-11-25 08:49:03,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:49:03,524 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 241 [2019-11-25 08:49:03,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:03,531 INFO L225 Difference]: With dead ends: 2967 [2019-11-25 08:49:03,531 INFO L226 Difference]: Without dead ends: 1555 [2019-11-25 08:49:03,533 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 [2019-11-25 08:49:03,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1555 states. [2019-11-25 08:49:03,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1555 to 1414. [2019-11-25 08:49:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1414 states. [2019-11-25 08:49:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1464 transitions. [2019-11-25 08:49:03,561 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1464 transitions. Word has length 241 [2019-11-25 08:49:03,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:03,561 INFO L462 AbstractCegarLoop]: Abstraction has 1414 states and 1464 transitions. [2019-11-25 08:49:03,561 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:49:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1464 transitions. [2019-11-25 08:49:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-25 08:49:03,566 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:03,567 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:03,567 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:03,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:03,567 INFO L82 PathProgramCache]: Analyzing trace with hash 995979598, now seen corresponding path program 1 times [2019-11-25 08:49:03,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:03,568 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714061711] [2019-11-25 08:49:03,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:03,886 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714061711] [2019-11-25 08:49:03,886 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437434035] [2019-11-25 08:49:03,886 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:49:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:04,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-25 08:49:04,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:04,119 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-25 08:49:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 190 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:04,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 08:49:04,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2019-11-25 08:49:04,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468804375] [2019-11-25 08:49:04,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 08:49:04,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:04,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 08:49:04,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:49:04,268 INFO L87 Difference]: Start difference. First operand 1414 states and 1464 transitions. Second operand 10 states. [2019-11-25 08:49:05,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:05,708 INFO L93 Difference]: Finished difference Result 2571 states and 2668 transitions. [2019-11-25 08:49:05,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 08:49:05,708 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 246 [2019-11-25 08:49:05,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:05,709 INFO L225 Difference]: With dead ends: 2571 [2019-11-25 08:49:05,709 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:49:05,712 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2019-11-25 08:49:05,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:49:05,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:49:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:49:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:49:05,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2019-11-25 08:49:05,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:05,713 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:49:05,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 08:49:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:49:05,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:49:05,918 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:49:05,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:49:06,334 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-25 08:49:06,576 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-25 08:49:06,579 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,579 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,579 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,579 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-25 08:49:06,579 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-25 08:49:06,580 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,581 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-25 08:49:06,582 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:49:06,583 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-25 08:49:06,584 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-25 08:49:06,585 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-25 08:49:06,586 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-25 08:49:06,587 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-25 08:49:06,588 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:49:06,593 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:49:06,594 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7))) (let ((.cse5 (<= ~a17~0 7)) (.cse9 (not (= ~a28~0 11))) (.cse2 (not (= ~a11~0 1))) (.cse4 (= ~a25~0 1)) (.cse0 (= ~a17~0 8)) (.cse10 (<= ~a25~0 0)) (.cse3 (= ~a21~0 1)) (.cse11 (= ~a28~0 10)) (.cse7 (not .cse6)) (.cse1 (= ~a19~0 1)) (.cse8 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse4) (and .cse5 .cse7 .cse8 .cse9) (and .cse0 .cse6 .cse3 .cse4 .cse2) (and .cse0 .cse1 .cse6 .cse4 .cse2) (and .cse7 .cse8 .cse3 .cse10 .cse9) (and (= ~a28~0 9) .cse1 .cse8 .cse4) (and .cse11 (<= ~a19~0 0) .cse7 .cse8 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse10 .cse3) (and .cse11 .cse7 .cse1 .cse8)))) [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-25 08:49:06,595 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-25 08:49:06,596 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,597 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-25 08:49:06,598 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-25 08:49:06,599 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7))) (let ((.cse5 (<= ~a17~0 7)) (.cse9 (not (= ~a28~0 11))) (.cse2 (not (= ~a11~0 1))) (.cse4 (= ~a25~0 1)) (.cse0 (= ~a17~0 8)) (.cse10 (<= ~a25~0 0)) (.cse3 (= ~a21~0 1)) (.cse11 (= ~a28~0 10)) (.cse7 (not .cse6)) (.cse1 (= ~a19~0 1)) (.cse8 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse4) (and .cse5 .cse7 .cse8 .cse9) (and .cse0 .cse6 .cse3 .cse4 .cse2) (and .cse0 .cse1 .cse6 .cse4 .cse2) (and .cse7 .cse8 .cse3 .cse10 .cse9) (and (= ~a28~0 9) .cse1 .cse8 .cse4) (and .cse11 (<= ~a19~0 0) .cse7 .cse8 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse10 .cse3) (and .cse11 .cse7 .cse1 .cse8)))) [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-25 08:49:06,600 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-25 08:49:06,601 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,602 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-25 08:49:06,603 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-25 08:49:06,604 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-25 08:49:06,605 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-25 08:49:06,606 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,607 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,608 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-25 08:49:06,609 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-25 08:49:06,610 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:49:06,610 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-25 08:49:06,610 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:49:06,610 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-25 08:49:06,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:49:06 BoogieIcfgContainer [2019-11-25 08:49:06,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:49:06,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:06,652 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:06,652 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:06,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:54" (3/4) ... [2019-11-25 08:49:06,656 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:49:06,683 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:49:06,685 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:49:06,857 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7f0a9e76-8338-41e7-bcaf-bc6a49ec78a3/bin/uautomizer/witness.graphml [2019-11-25 08:49:06,858 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:06,859 INFO L168 Benchmark]: Toolchain (without parser) took 13866.55 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 428.3 MB). Free memory was 946.1 MB in the beginning and 1.3 GB in the end (delta: -348.1 MB). Peak memory consumption was 80.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,859 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-11-25 08:49:06,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -202.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,861 INFO L168 Benchmark]: Boogie Preprocessor took 65.47 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,861 INFO L168 Benchmark]: RCFGBuilder took 1207.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,862 INFO L168 Benchmark]: TraceAbstraction took 11708.80 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 252.2 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -297.7 MB). Peak memory consumption was 419.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,862 INFO L168 Benchmark]: Witness Printer took 205.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:06,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 606.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -202.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.47 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1207.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11708.80 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 252.2 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -297.7 MB). Peak memory consumption was 419.9 MB. Max. memory is 11.5 GB. * Witness Printer took 205.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((a17 == 8 && a19 == 1) && !(a11 == 1)) && a21 == 1) && a25 == 1) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 <= 7 && !(a28 == 7)) && a17 <= 8) && !(a28 == 11))) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(a11 == 1))) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || (((a28 == 9 && a19 == 1) && a17 <= 8) && a25 == 1)) || ((((((a28 == 10 && a19 <= 0) && !(a28 == 7)) && a17 <= 8) && !(a11 == 1)) && a21 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || (((a28 == 10 && !(a28 == 7)) && a19 == 1) && a17 <= 8) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((a17 == 8 && a19 == 1) && !(a11 == 1)) && a21 == 1) && a25 == 1) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 <= 7 && !(a28 == 7)) && a17 <= 8) && !(a28 == 11))) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(a11 == 1))) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || (((a28 == 9 && a19 == 1) && a17 <= 8) && a25 == 1)) || ((((((a28 == 10 && a19 <= 0) && !(a28 == 7)) && a17 <= 8) && !(a11 == 1)) && a21 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || (((a28 == 10 && !(a28 == 7)) && a19 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 11.5s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 983 SDtfs, 2605 SDslu, 251 SDs, 0 SdLazy, 6368 SolverSat, 877 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 257 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1978occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1001 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 59 NumberOfFragments, 325 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1624 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 476 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1786 NumberOfCodeBlocks, 1786 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1775 ConstructedInterpolants, 0 QuantifiedInterpolants, 1077857 SizeOfPredicates, 7 NumberOfNonLiveVariables, 383 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 771/891 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...