./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label31.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/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 6c11a77ae60398387f07c46b13bc2f8c57513c68 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:21:06,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:21:06,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:21:06,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:21:06,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:21:06,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:21:06,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:21:06,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:21:06,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:21:06,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:21:06,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:21:06,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:21:06,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:21:06,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:21:06,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:21:06,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:21:06,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:21:06,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:21:06,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:21:06,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:21:06,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:21:06,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:21:06,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:21:06,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:21:06,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:21:06,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:21:06,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:21:06,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:21:06,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:21:06,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:21:06,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:21:06,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:21:06,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:21:06,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:21:06,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:21:06,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:21:06,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:21:06,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:21:06,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:21:06,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:21:06,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:21:06,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:21:06,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:21:06,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:21:06,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:21:06,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:21:06,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:21:06,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:21:06,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:21:06,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:21:06,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:21:06,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:21:06,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:21:06,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:21:06,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:21:06,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:21:06,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:21:06,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:21:06,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:21:06,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:21:06,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:21:06,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:21:06,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:21:06,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:21:06,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:21:06,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:21:06,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:21:06,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:21:06,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:21:06,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:21:06,849 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_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/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 -> 6c11a77ae60398387f07c46b13bc2f8c57513c68 [2019-11-20 05:21:07,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:21:07,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:21:07,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:21:07,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:21:07,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:21:07,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label31.c [2019-11-20 05:21:07,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/data/99f6cf32b/2c65d722fe3b4efbae0763112121d4e8/FLAGc4d56c25c [2019-11-20 05:21:07,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:21:07,709 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/sv-benchmarks/c/eca-rers2012/Problem01_label31.c [2019-11-20 05:21:07,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/data/99f6cf32b/2c65d722fe3b4efbae0763112121d4e8/FLAGc4d56c25c [2019-11-20 05:21:07,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/data/99f6cf32b/2c65d722fe3b4efbae0763112121d4e8 [2019-11-20 05:21:07,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:21:07,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:21:07,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:21:07,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:21:07,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:21:07,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:21:07" (1/1) ... [2019-11-20 05:21:07,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5c786d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:07, skipping insertion in model container [2019-11-20 05:21:07,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:21:07" (1/1) ... [2019-11-20 05:21:07,920 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:21:07,993 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:21:08,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:21:08,533 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:21:08,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:21:08,733 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:21:08,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08 WrapperNode [2019-11-20 05:21:08,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:21:08,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:21:08,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:21:08,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:21:08,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:21:08,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:21:08,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:21:08,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:21:08,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... [2019-11-20 05:21:08,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:21:08,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:21:08,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:21:08,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:21:08,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:21:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:21:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:21:10,652 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:21:10,652 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 05:21:10,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:21:10 BoogieIcfgContainer [2019-11-20 05:21:10,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:21:10,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:21:10,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:21:10,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:21:10,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:21:07" (1/3) ... [2019-11-20 05:21:10,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4773d9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:21:10, skipping insertion in model container [2019-11-20 05:21:10,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:21:08" (2/3) ... [2019-11-20 05:21:10,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4773d9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:21:10, skipping insertion in model container [2019-11-20 05:21:10,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:21:10" (3/3) ... [2019-11-20 05:21:10,667 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label31.c [2019-11-20 05:21:10,678 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:21:10,687 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:21:10,698 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:21:10,743 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:21:10,743 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:21:10,743 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:21:10,744 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:21:10,744 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:21:10,744 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:21:10,744 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:21:10,744 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:21:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-11-20 05:21:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 05:21:10,787 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:10,788 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] [2019-11-20 05:21:10,788 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:10,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:10,795 INFO L82 PathProgramCache]: Analyzing trace with hash 779606815, now seen corresponding path program 1 times [2019-11-20 05:21:10,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:10,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706823907] [2019-11-20 05:21:10,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:21:11,254 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706823907] [2019-11-20 05:21:11,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:11,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:21:11,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536221477] [2019-11-20 05:21:11,265 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:21:11,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:11,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:21:11,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:11,283 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 3 states. [2019-11-20 05:21:12,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:12,333 INFO L93 Difference]: Finished difference Result 528 states and 915 transitions. [2019-11-20 05:21:12,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:21:12,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-11-20 05:21:12,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:12,351 INFO L225 Difference]: With dead ends: 528 [2019-11-20 05:21:12,351 INFO L226 Difference]: Without dead ends: 266 [2019-11-20 05:21:12,355 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:12,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2019-11-20 05:21:12,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2019-11-20 05:21:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-20 05:21:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 374 transitions. [2019-11-20 05:21:12,441 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 374 transitions. Word has length 92 [2019-11-20 05:21:12,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:12,442 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 374 transitions. [2019-11-20 05:21:12,442 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:21:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 374 transitions. [2019-11-20 05:21:12,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 05:21:12,452 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:12,453 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] [2019-11-20 05:21:12,454 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:12,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:12,455 INFO L82 PathProgramCache]: Analyzing trace with hash 600534359, now seen corresponding path program 1 times [2019-11-20 05:21:12,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:12,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605029862] [2019-11-20 05:21:12,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:21:12,574 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605029862] [2019-11-20 05:21:12,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:12,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:21:12,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188087453] [2019-11-20 05:21:12,579 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:21:12,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:12,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:21:12,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:12,580 INFO L87 Difference]: Start difference. First operand 266 states and 374 transitions. Second operand 3 states. [2019-11-20 05:21:13,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:13,137 INFO L93 Difference]: Finished difference Result 792 states and 1117 transitions. [2019-11-20 05:21:13,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:21:13,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2019-11-20 05:21:13,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:13,143 INFO L225 Difference]: With dead ends: 792 [2019-11-20 05:21:13,143 INFO L226 Difference]: Without dead ends: 528 [2019-11-20 05:21:13,149 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:13,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2019-11-20 05:21:13,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2019-11-20 05:21:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2019-11-20 05:21:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 708 transitions. [2019-11-20 05:21:13,168 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 708 transitions. Word has length 96 [2019-11-20 05:21:13,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:13,169 INFO L462 AbstractCegarLoop]: Abstraction has 528 states and 708 transitions. [2019-11-20 05:21:13,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:21:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 708 transitions. [2019-11-20 05:21:13,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 05:21:13,172 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:13,172 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2019-11-20 05:21:13,172 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:13,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:13,173 INFO L82 PathProgramCache]: Analyzing trace with hash -2084319604, now seen corresponding path program 1 times [2019-11-20 05:21:13,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:13,173 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343838257] [2019-11-20 05:21:13,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:13,258 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:21:13,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343838257] [2019-11-20 05:21:13,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:13,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:21:13,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178369312] [2019-11-20 05:21:13,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:21:13,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:13,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:21:13,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:13,262 INFO L87 Difference]: Start difference. First operand 528 states and 708 transitions. Second operand 3 states. [2019-11-20 05:21:13,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:13,863 INFO L93 Difference]: Finished difference Result 1316 states and 1785 transitions. [2019-11-20 05:21:13,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:21:13,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2019-11-20 05:21:13,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:13,869 INFO L225 Difference]: With dead ends: 1316 [2019-11-20 05:21:13,869 INFO L226 Difference]: Without dead ends: 790 [2019-11-20 05:21:13,871 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:13,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2019-11-20 05:21:13,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 659. [2019-11-20 05:21:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2019-11-20 05:21:13,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 888 transitions. [2019-11-20 05:21:13,929 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 888 transitions. Word has length 115 [2019-11-20 05:21:13,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:13,929 INFO L462 AbstractCegarLoop]: Abstraction has 659 states and 888 transitions. [2019-11-20 05:21:13,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:21:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 888 transitions. [2019-11-20 05:21:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 05:21:13,931 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:13,932 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 05:21:13,932 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:13,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:13,932 INFO L82 PathProgramCache]: Analyzing trace with hash -902281470, now seen corresponding path program 1 times [2019-11-20 05:21:13,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:13,933 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090312738] [2019-11-20 05:21:13,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:14,069 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:21:14,069 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090312738] [2019-11-20 05:21:14,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:14,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:21:14,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798903258] [2019-11-20 05:21:14,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:21:14,071 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:14,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:21:14,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:21:14,072 INFO L87 Difference]: Start difference. First operand 659 states and 888 transitions. Second operand 4 states. [2019-11-20 05:21:14,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:14,750 INFO L93 Difference]: Finished difference Result 1449 states and 1931 transitions. [2019-11-20 05:21:14,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:21:14,752 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-11-20 05:21:14,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:14,757 INFO L225 Difference]: With dead ends: 1449 [2019-11-20 05:21:14,757 INFO L226 Difference]: Without dead ends: 792 [2019-11-20 05:21:14,758 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:21:14,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2019-11-20 05:21:14,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 790. [2019-11-20 05:21:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2019-11-20 05:21:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1025 transitions. [2019-11-20 05:21:14,784 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1025 transitions. Word has length 119 [2019-11-20 05:21:14,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:14,785 INFO L462 AbstractCegarLoop]: Abstraction has 790 states and 1025 transitions. [2019-11-20 05:21:14,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:21:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1025 transitions. [2019-11-20 05:21:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 05:21:14,787 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:14,788 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:21:14,788 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:14,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:14,788 INFO L82 PathProgramCache]: Analyzing trace with hash -51179062, now seen corresponding path program 1 times [2019-11-20 05:21:14,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:14,789 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943385695] [2019-11-20 05:21:14,789 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:21:14,865 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943385695] [2019-11-20 05:21:14,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:14,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:21:14,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190817682] [2019-11-20 05:21:14,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:21:14,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:14,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:21:14,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:21:14,867 INFO L87 Difference]: Start difference. First operand 790 states and 1025 transitions. Second operand 4 states. [2019-11-20 05:21:15,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:15,737 INFO L93 Difference]: Finished difference Result 1971 states and 2573 transitions. [2019-11-20 05:21:15,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:21:15,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2019-11-20 05:21:15,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:15,752 INFO L225 Difference]: With dead ends: 1971 [2019-11-20 05:21:15,753 INFO L226 Difference]: Without dead ends: 1314 [2019-11-20 05:21:15,754 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:21:15,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2019-11-20 05:21:15,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1314. [2019-11-20 05:21:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1314 states. [2019-11-20 05:21:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1621 transitions. [2019-11-20 05:21:15,803 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1621 transitions. Word has length 123 [2019-11-20 05:21:15,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:15,804 INFO L462 AbstractCegarLoop]: Abstraction has 1314 states and 1621 transitions. [2019-11-20 05:21:15,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:21:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1621 transitions. [2019-11-20 05:21:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 05:21:15,815 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:15,816 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:21:15,816 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:15,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:15,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1499921137, now seen corresponding path program 1 times [2019-11-20 05:21:15,817 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:15,817 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765092303] [2019-11-20 05:21:15,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:15,933 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:21:15,933 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765092303] [2019-11-20 05:21:15,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:15,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:21:15,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129475796] [2019-11-20 05:21:15,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:21:15,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:15,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:21:15,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:15,935 INFO L87 Difference]: Start difference. First operand 1314 states and 1621 transitions. Second operand 3 states. [2019-11-20 05:21:16,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:16,462 INFO L93 Difference]: Finished difference Result 2495 states and 3103 transitions. [2019-11-20 05:21:16,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:21:16,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-11-20 05:21:16,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:16,471 INFO L225 Difference]: With dead ends: 2495 [2019-11-20 05:21:16,472 INFO L226 Difference]: Without dead ends: 1314 [2019-11-20 05:21:16,474 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:21:16,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2019-11-20 05:21:16,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1183. [2019-11-20 05:21:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2019-11-20 05:21:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1466 transitions. [2019-11-20 05:21:16,504 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1466 transitions. Word has length 126 [2019-11-20 05:21:16,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:16,506 INFO L462 AbstractCegarLoop]: Abstraction has 1183 states and 1466 transitions. [2019-11-20 05:21:16,506 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:21:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1466 transitions. [2019-11-20 05:21:16,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 05:21:16,510 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:21:16,510 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:21:16,510 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:21:16,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:21:16,515 INFO L82 PathProgramCache]: Analyzing trace with hash -627407316, now seen corresponding path program 1 times [2019-11-20 05:21:16,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:21:16,516 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559802672] [2019-11-20 05:21:16,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:21:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:21:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 05:21:16,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559802672] [2019-11-20 05:21:16,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:21:16,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:21:16,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880458910] [2019-11-20 05:21:16,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:21:16,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:21:16,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:21:16,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:21:16,601 INFO L87 Difference]: Start difference. First operand 1183 states and 1466 transitions. Second operand 4 states. [2019-11-20 05:21:17,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:21:17,466 INFO L93 Difference]: Finished difference Result 3541 states and 4421 transitions. [2019-11-20 05:21:17,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:21:17,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2019-11-20 05:21:17,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:21:17,467 INFO L225 Difference]: With dead ends: 3541 [2019-11-20 05:21:17,467 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:21:17,470 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:21:17,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:21:17,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:21:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:21:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:21:17,471 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2019-11-20 05:21:17,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:21:17,471 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:21:17,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:21:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:21:17,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:21:17,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:21:17,600 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-11-20 05:21:17,600 INFO L444 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-11-20 05:21:17,601 INFO L444 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,602 INFO L444 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-11-20 05:21:17,603 INFO L444 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,604 INFO L444 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-20 05:21:17,605 INFO L444 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-11-20 05:21:17,606 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-11-20 05:21:17,606 INFO L440 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse1 (= ~a21~0 1)) (.cse0 (not (= ~a16~0 6)))) (or (and .cse0 .cse1) (and (not (= ~a7~0 1)) .cse1) (and .cse0 (= ~a17~0 1)) (= ~a20~0 1))) [2019-11-20 05:21:17,606 INFO L444 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,606 INFO L444 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,606 INFO L444 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,606 INFO L444 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-11-20 05:21:17,607 INFO L444 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L447 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,608 INFO L444 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-11-20 05:21:17,609 INFO L444 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-11-20 05:21:17,610 INFO L444 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-11-20 05:21:17,611 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-11-20 05:21:17,612 INFO L444 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,612 INFO L440 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse1 (= ~a21~0 1)) (.cse0 (not (= ~a16~0 6)))) (or (and .cse0 .cse1) (and (not (= ~a7~0 1)) .cse1) (and .cse0 (= ~a17~0 1)) (= ~a20~0 1))) [2019-11-20 05:21:17,612 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,612 INFO L444 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,612 INFO L444 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,612 INFO L444 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-20 05:21:17,615 INFO L444 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,616 INFO L444 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-11-20 05:21:17,617 INFO L444 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-11-20 05:21:17,618 INFO L444 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,619 INFO L444 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-11-20 05:21:17,620 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-11-20 05:21:17,621 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,622 INFO L444 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-11-20 05:21:17,623 INFO L444 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-20 05:21:17,624 INFO L444 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 452) no Hoare annotation was computed. [2019-11-20 05:21:17,625 INFO L444 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,626 INFO L444 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-11-20 05:21:17,627 INFO L444 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-11-20 05:21:17,628 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-11-20 05:21:17,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:21:17 BoogieIcfgContainer [2019-11-20 05:21:17,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:21:17,645 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:21:17,645 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:21:17,645 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:21:17,646 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:21:10" (3/4) ... [2019-11-20 05:21:17,649 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:21:17,669 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 05:21:17,670 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:21:17,806 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3571f56e-4a7e-4d3c-bc8e-af995885ebaa/bin/uautomizer/witness.graphml [2019-11-20 05:21:17,807 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:21:17,809 INFO L168 Benchmark]: Toolchain (without parser) took 9907.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.9 MB). Free memory was 940.7 MB in the beginning and 882.6 MB in the end (delta: 58.1 MB). Peak memory consumption was 260.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,809 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:21:17,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,811 INFO L168 Benchmark]: Boogie Preprocessor took 92.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,811 INFO L168 Benchmark]: RCFGBuilder took 1696.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.0 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,811 INFO L168 Benchmark]: TraceAbstraction took 6989.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.2 MB). Free memory was 994.0 MB in the beginning and 903.9 MB in the end (delta: 90.1 MB). Peak memory consumption was 149.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,812 INFO L168 Benchmark]: Witness Printer took 162.02 ms. Allocated memory is still 1.2 GB. Free memory was 903.9 MB in the beginning and 882.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:21:17,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 832.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1696.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.0 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6989.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.2 MB). Free memory was 994.0 MB in the beginning and 903.9 MB in the end (delta: 90.1 MB). Peak memory consumption was 149.4 MB. Max. memory is 11.5 GB. * Witness Printer took 162.02 ms. Allocated memory is still 1.2 GB. Free memory was 903.9 MB in the beginning and 882.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 452]: 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: 30]: Loop Invariant Derived loop invariant: (((!(a16 == 6) && a21 == 1) || (!(a7 == 1) && a21 == 1)) || (!(a16 == 6) && a17 == 1)) || a20 == 1 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 6) && a21 == 1) || (!(a7 == 1) && a21 == 1)) || (!(a16 == 6) && a17 == 1)) || a20 == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Result: SAFE, OverallTime: 6.8s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 300 SDtfs, 1354 SDslu, 49 SDs, 0 SdLazy, 2868 SolverSat, 601 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1314occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 264 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 43 NumberOfFragments, 57 HoareAnnotationTreeSize, 3 FomulaSimplifications, 770 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 14 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 803 NumberOfCodeBlocks, 803 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 796 ConstructedInterpolants, 0 QuantifiedInterpolants, 194570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 247/247 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...