./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ec833ec8360d00124708e27c3648fc876d87dfa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ec833ec8360d00124708e27c3648fc876d87dfa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 19:43:21,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:43:21,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:43:21,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:43:21,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:43:21,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:43:21,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:43:21,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:43:21,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:43:21,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:43:21,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:43:21,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:43:21,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:43:21,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:43:21,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:43:21,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:43:21,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:43:21,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:43:21,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:43:21,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:43:21,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:43:21,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:43:21,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:43:21,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:43:21,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:43:21,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:43:21,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:43:21,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:43:21,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:43:21,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:43:21,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:43:21,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:43:21,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:43:21,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:43:21,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:43:21,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:43:21,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:43:21,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:43:21,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:43:21,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:43:21,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:43:21,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 19:43:21,240 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:43:21,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:43:21,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:43:21,241 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:43:21,241 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:43:21,241 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:43:21,241 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 19:43:21,241 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:43:21,241 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:43:21,242 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 19:43:21,242 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 19:43:21,242 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:43:21,242 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 19:43:21,242 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 19:43:21,242 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 19:43:21,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:43:21,243 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 19:43:21,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 19:43:21,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 19:43:21,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:43:21,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:43:21,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:43:21,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:43:21,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 19:43:21,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:43:21,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:43:21,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:43:21,246 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ec833ec8360d00124708e27c3648fc876d87dfa [2020-12-09 19:43:21,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:43:21,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:43:21,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:43:21,445 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:43:21,446 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:43:21,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2020-12-09 19:43:21,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/6973c201d/8a874c9784b541b18998d4b8ef9b4844/FLAG9cc344561 [2020-12-09 19:43:21,978 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:43:21,979 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2020-12-09 19:43:21,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/6973c201d/8a874c9784b541b18998d4b8ef9b4844/FLAG9cc344561 [2020-12-09 19:43:22,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/6973c201d/8a874c9784b541b18998d4b8ef9b4844 [2020-12-09 19:43:22,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:43:22,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:43:22,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:43:22,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:43:22,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:43:22,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7582a6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22, skipping insertion in model container [2020-12-09 19:43:22,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:43:22,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:43:22,219 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2020-12-09 19:43:22,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:43:22,471 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 19:43:22,487 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2020-12-09 19:43:22,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:43:22,659 INFO L208 MainTranslator]: Completed translation [2020-12-09 19:43:22,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22 WrapperNode [2020-12-09 19:43:22,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:43:22,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 19:43:22,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 19:43:22,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 19:43:22,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 19:43:22,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 19:43:22,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 19:43:22,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 19:43:22,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... [2020-12-09 19:43:22,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 19:43:22,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 19:43:22,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 19:43:22,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 19:43:22,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/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 [2020-12-09 19:43:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 19:43:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 19:43:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 19:43:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 19:44:16,900 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 19:44:16,900 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-09 19:44:16,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:16 BoogieIcfgContainer [2020-12-09 19:44:16,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 19:44:16,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 19:44:16,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 19:44:16,906 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 19:44:16,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:43:22" (1/3) ... [2020-12-09 19:44:16,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468ecb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:16, skipping insertion in model container [2020-12-09 19:44:16,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:43:22" (2/3) ... [2020-12-09 19:44:16,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468ecb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:16, skipping insertion in model container [2020-12-09 19:44:16,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:16" (3/3) ... [2020-12-09 19:44:16,907 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label24.c [2020-12-09 19:44:16,917 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 19:44:16,919 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 19:44:16,926 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 19:44:16,941 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 19:44:16,941 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 19:44:16,942 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 19:44:16,942 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 19:44:16,942 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 19:44:16,942 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 19:44:16,942 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 19:44:16,942 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 19:44:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2020-12-09 19:44:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-09 19:44:16,953 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:44:16,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-12-09 19:44:16,953 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:44:16,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:44:16,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1732963505, now seen corresponding path program 1 times [2020-12-09 19:44:16,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:44:16,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355671759] [2020-12-09 19:44:16,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:44:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:44:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:44:17,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355671759] [2020-12-09 19:44:17,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:44:17,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:44:17,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988290374] [2020-12-09 19:44:17,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:44:17,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:44:17,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:44:17,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:44:17,140 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 4 states. [2020-12-09 19:44:17,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:44:17,407 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2020-12-09 19:44:17,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 19:44:17,409 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2020-12-09 19:44:17,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:44:17,414 INFO L225 Difference]: With dead ends: 29 [2020-12-09 19:44:17,414 INFO L226 Difference]: Without dead ends: 15 [2020-12-09 19:44:17,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 19:44:17,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2020-12-09 19:44:17,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2020-12-09 19:44:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-12-09 19:44:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2020-12-09 19:44:17,437 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 5 [2020-12-09 19:44:17,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:44:17,438 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2020-12-09 19:44:17,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:44:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2020-12-09 19:44:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 19:44:17,438 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:44:17,438 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1] [2020-12-09 19:44:17,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 19:44:17,438 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:44:17,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:44:17,439 INFO L82 PathProgramCache]: Analyzing trace with hash -48240897, now seen corresponding path program 1 times [2020-12-09 19:44:17,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:44:17,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553290848] [2020-12-09 19:44:17,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:44:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:44:19,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:44:19,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553290848] [2020-12-09 19:44:19,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229990122] [2020-12-09 19:44:19,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/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 [2020-12-09 19:44:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:44:19,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 34 conjunts are in the unsatisfiable core [2020-12-09 19:44:19,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:44:19,819 WARN L197 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 2841 DAG size of output: 143 [2020-12-09 19:44:19,872 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 6, 5, 2, 5, 2, 5, 2, 5, 2, 5, 2, 8, 1] term [2020-12-09 19:44:19,872 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:44:19,874 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 6, 5, 2, 5, 2, 5, 2, 5, 2, 8, 1] term [2020-12-09 19:44:19,874 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:19,876 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 6, 5, 2, 5, 2, 5, 2, 8, 1] term [2020-12-09 19:44:19,876 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:19,878 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 6, 5, 2, 5, 2, 8, 1] term [2020-12-09 19:44:19,878 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:19,880 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 6, 5, 2, 8, 1] term [2020-12-09 19:44:19,880 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 6 disjuncts [2020-12-09 19:44:19,886 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 3 disjuncts [2020-12-09 19:44:19,888 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:19,911 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:19,957 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:19,961 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:20,012 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:20,043 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:20,592 WARN L197 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2020-12-09 19:44:21,800 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 123 [2020-12-09 19:44:22,664 WARN L197 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 2933 DAG size of output: 2905 [2020-12-09 19:44:23,224 WARN L197 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 2886 DAG size of output: 2881 [2020-12-09 19:44:24,698 WARN L197 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 5610 DAG size of output: 5455 [2020-12-09 19:44:24,822 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 8, 3, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,822 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,827 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 3, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,827 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,831 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,831 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,834 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 10, 5, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,837 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,838 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,840 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,841 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,844 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,844 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,847 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,847 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,850 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,850 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,853 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,854 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,856 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,857 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,859 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,860 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,862 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,863 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,865 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,866 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,868 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,871 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,871 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,873 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,874 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,876 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,876 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,879 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,879 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,881 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,881 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,883 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,884 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,886 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,886 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,888 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,888 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,890 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,891 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,893 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,893 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,895 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,895 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,897 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,897 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,899 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,899 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,902 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,902 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,903 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,904 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,905 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,905 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,907 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,907 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,909 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,909 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,911 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,911 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,912 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,912 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,914 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 5, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,914 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,915 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,915 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,917 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,917 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,919 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,919 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,919 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 4, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,920 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,920 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 3, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,920 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,921 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 11, 6, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,921 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,922 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 9, 5, 10, 6, 1] term [2020-12-09 19:44:24,922 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,923 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 10, 6, 1] term [2020-12-09 19:44:24,923 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:24,966 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 36, 8, 4, 10, 6, 8, 4, 9, 5, 10, 6, 10, 6, 10, 6, 9, 5, 9, 5, 9, 5, 10, 6, 10, 6, 10, 6, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 10, 6, 10, 6, 8, 4, 9, 5, 8, 4, 9, 5, 10, 6, 9, 5, 8, 4, 9, 5, 9, 5, 10, 6, 8, 4, 7, 3, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 10, 6, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 8, 4, 8, 4, 9, 5, 9, 5, 10, 6, 10, 6, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 10, 6, 9, 5, 9, 5, 9, 5, 8, 4, 10, 6, 10, 6, 8, 4, 8, 4, 9, 5, 9, 5, 10, 6, 7, 3, 10, 6, 9, 5, 10, 6, 9, 5, 9, 5, 8, 4, 10, 6, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 10, 6, 10, 6, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 7, 3, 9, 5, 9, 5, 7, 3, 9, 5, 9, 5, 9, 5, 9, 5, 7, 3, 9, 5, 8, 4, 9, 5, 8, 4, 8, 4, 9, 5, 9, 5, 8, 4, 9, 5, 10, 6, 8, 4, 9, 5, 9, 5, 10, 6, 10, 6, 8, 4, 9, 5, 10, 6, 8, 4, 8, 4, 10, 6, 10, 6, 10, 6, 10, 6, 8, 4, 9, 5, 8, 4, 9, 5, 8, 4, 8, 4, 9, 5, 9, 5, 9, 5, 8, 4, 10, 6, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 7, 3, 10, 6, 9, 5, 7, 3, 9, 5, 9, 5, 7, 3, 9, 5, 9, 5, 10, 6, 9, 5, 10, 6, 10, 6, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 8, 4, 7, 3, 10, 6, 8, 4, 9, 5, 9, 5, 7, 3, 7, 3, 9, 5, 8, 4, 10, 6, 10, 6, 7, 3, 8, 4, 8, 4, 9, 5, 9, 5, 8, 4, 9, 5, 8, 4, 7, 3, 9, 5, 10, 6, 9, 5, 8, 4, 8, 4, 9, 5, 7, 3, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 7, 3, 10, 6, 8, 4, 10, 6, 9, 5, 9, 5, 8, 4, 10, 6, 9, 5, 9, 5, 8, 4, 8, 4, 9, 5, 10, 6, 7, 3, 8, 4, 9, 5, 7, 3, 8, 4, 10, 6, 9, 5, 9, 5, 8, 4, 10, 6, 10, 6, 10, 6, 8, 4, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 10, 6, 8, 4, 8, 4, 8, 4, 10, 6, 9, 5, 9, 5, 8, 4, 8, 4, 9, 5, 8, 4, 9, 5, 10, 6, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 10, 6, 8, 4, 8, 4, 7, 3, 10, 6, 8, 5, 9, 6, 1] term [2020-12-09 19:44:24,967 INFO L639 QuantifierPusher]: Distributing 36 conjuncts over 2 disjuncts [2020-12-09 19:44:25,027 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 36, 7, 2, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 8, 4, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 9, 5, 8, 4, 9, 5, 9, 5, 9, 5, 9, 5, 4, 4, 3, 2, 3, 2, 3, 2, 2, 2, 2, 1] term [2020-12-09 19:44:25,028 INFO L639 QuantifierPusher]: Distributing 36 conjuncts over 2 disjuncts [2020-12-09 19:44:25,030 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:25,031 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,040 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,042 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,049 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,059 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:25,060 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,061 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:25,061 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,064 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,065 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:25,069 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:25,071 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:44:25,096 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:25,153 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:25,231 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:25,231 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,233 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,237 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,241 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:25,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,254 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:44:25,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,262 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,269 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,271 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,272 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,274 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,274 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,275 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,276 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,277 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,278 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-09 19:44:25,279 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,280 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,281 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-09 19:44:25,283 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,284 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-09 19:44:25,290 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,291 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,292 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-09 19:44:25,295 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,296 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-09 19:44:25,300 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,312 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,313 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,315 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,317 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,318 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,328 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,328 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,331 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,332 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,333 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,335 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,336 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,343 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-09 19:44:25,353 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,356 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,357 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,362 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-09 19:44:25,374 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-09 19:44:25,495 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,498 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,500 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,509 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,513 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,514 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,519 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-09 19:44:25,535 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-09 19:44:25,606 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,606 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,609 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,610 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,611 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,613 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,614 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,620 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-09 19:44:25,669 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:25,736 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,739 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:44:25,740 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-09 19:44:25,747 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 21 disjuncts [2020-12-09 19:44:25,893 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:26,468 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:27,759 INFO L757 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:29,294 INFO L757 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:30,983 INFO L757 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:33,131 INFO L757 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:36,192 INFO L757 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-09 19:44:41,903 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: variable got div captured [2020-12-09 19:44:41,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1205950683] [2020-12-09 19:44:41,918 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2020-12-09 19:44:41,918 INFO L166 IcfgInterpreter]: Building call graph [2020-12-09 19:44:41,921 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2020-12-09 19:44:41,924 INFO L176 IcfgInterpreter]: Starting interpretation [2020-12-09 19:44:41,924 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2020-12-09 19:44:42,033 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 47 [2020-12-09 19:44:42,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 47 [2020-12-09 19:44:49,934 WARN L197 SmtUtils]: Spent 6.67 s on a formula simplification. DAG size of input: 7877 DAG size of output: 7541 [2020-12-09 19:45:12,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-09 19:45:12,285 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: variable got div captured at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:426) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$IDerHelper.findBestReplacementSbr(DualJunctionDer.java:305) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$IDerHelper.tryToEliminateSbr(DualJunctionDer.java:319) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminateOne(DualJunctionDer.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryExhaustivelyToEliminate(DualJunctionDer.java:190) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminateOne(DualJunctionDer.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryExhaustivelyToEliminate(DualJunctionDer.java:141) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminate(DualJunctionDer.java:119) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:776) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:739) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:656) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:358) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.eliminate(QuantifierPusher.java:151) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.eliminate(QuantifierPusher.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elimPushPull(PartialQuantifierElimination.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elimPushPull(PartialQuantifierElimination.java:202) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1133) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:289) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:189) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 19:45:12,295 INFO L168 Benchmark]: Toolchain (without parser) took 110277.24 ms. Allocated memory was 96.5 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 74.4 MB in the beginning and 822.5 MB in the end (delta: -748.0 MB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,295 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 96.5 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:45:12,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.36 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 74.1 MB in the beginning and 74.0 MB in the end (delta: 25.1 kB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.16 ms. Allocated memory is still 119.5 MB. Free memory was 74.0 MB in the beginning and 50.3 MB in the end (delta: 23.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,297 INFO L168 Benchmark]: Boogie Preprocessor took 118.14 ms. Allocated memory is still 119.5 MB. Free memory was 50.3 MB in the beginning and 67.0 MB in the end (delta: -16.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,298 INFO L168 Benchmark]: RCFGBuilder took 53994.85 ms. Allocated memory was 119.5 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 67.0 MB in the beginning and 744.3 MB in the end (delta: -677.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,298 INFO L168 Benchmark]: TraceAbstraction took 55389.21 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 576.7 MB). Free memory was 744.3 MB in the beginning and 822.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-12-09 19:45:12,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 96.5 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 643.36 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 74.1 MB in the beginning and 74.0 MB in the end (delta: 25.1 kB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 127.16 ms. Allocated memory is still 119.5 MB. Free memory was 74.0 MB in the beginning and 50.3 MB in the end (delta: 23.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.14 ms. Allocated memory is still 119.5 MB. Free memory was 50.3 MB in the beginning and 67.0 MB in the end (delta: -16.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53994.85 ms. Allocated memory was 119.5 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 67.0 MB in the beginning and 744.3 MB in the end (delta: -677.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. * TraceAbstraction took 55389.21 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 576.7 MB). Free memory was 744.3 MB in the beginning and 822.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: variable got div captured de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: variable got div captured: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:426) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 19:45:13,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:45:13,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:45:13,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:45:13,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:45:13,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:45:13,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:45:13,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:45:13,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:45:13,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:45:13,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:45:13,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:45:13,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:45:13,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:45:13,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:45:13,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:45:13,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:45:13,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:45:13,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:45:13,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:45:13,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:45:13,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:45:13,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:45:13,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:45:13,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:45:13,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:45:13,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:45:14,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:45:14,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:45:14,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:45:14,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:45:14,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:45:14,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:45:14,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:45:14,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:45:14,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:45:14,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:45:14,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:45:14,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:45:14,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:45:14,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:45:14,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 19:45:14,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:45:14,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:45:14,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:45:14,042 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:45:14,042 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:45:14,042 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:45:14,042 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:45:14,042 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:45:14,043 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:45:14,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:45:14,043 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 19:45:14,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 19:45:14,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:45:14,045 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:45:14,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:45:14,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:45:14,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 19:45:14,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:45:14,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:45:14,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:45:14,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ec833ec8360d00124708e27c3648fc876d87dfa [2020-12-09 19:45:14,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:45:14,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:45:14,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:45:14,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:45:14,288 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:45:14,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2020-12-09 19:45:14,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/4ec941f7f/7c6fd976cf6a4a869f46f183a1e5aed5/FLAG6665fcb5d [2020-12-09 19:45:14,857 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:45:14,858 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2020-12-09 19:45:14,874 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/4ec941f7f/7c6fd976cf6a4a869f46f183a1e5aed5/FLAG6665fcb5d [2020-12-09 19:45:15,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/data/4ec941f7f/7c6fd976cf6a4a869f46f183a1e5aed5 [2020-12-09 19:45:15,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:45:15,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:45:15,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:45:15,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:45:15,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:45:15,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:15" (1/1) ... [2020-12-09 19:45:15,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241337eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:15, skipping insertion in model container [2020-12-09 19:45:15,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:15" (1/1) ... [2020-12-09 19:45:15,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:45:15,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:45:15,558 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2020-12-09 19:45:15,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:45:15,862 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 19:45:15,881 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2020-12-09 19:45:16,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:45:16,074 INFO L208 MainTranslator]: Completed translation [2020-12-09 19:45:16,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16 WrapperNode [2020-12-09 19:45:16,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:45:16,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 19:45:16,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 19:45:16,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 19:45:16,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 19:45:16,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 19:45:16,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 19:45:16,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 19:45:16,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... [2020-12-09 19:45:16,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 19:45:16,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 19:45:16,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 19:45:16,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 19:45:16,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/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 [2020-12-09 19:45:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 19:45:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 19:45:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 19:45:16,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 19:45:23,041 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 19:45:23,041 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-09 19:45:23,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:23 BoogieIcfgContainer [2020-12-09 19:45:23,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 19:45:23,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 19:45:23,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 19:45:23,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 19:45:23,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:45:15" (1/3) ... [2020-12-09 19:45:23,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd19b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:23, skipping insertion in model container [2020-12-09 19:45:23,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:16" (2/3) ... [2020-12-09 19:45:23,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd19b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:23, skipping insertion in model container [2020-12-09 19:45:23,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:23" (3/3) ... [2020-12-09 19:45:23,048 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label24.c [2020-12-09 19:45:23,058 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 19:45:23,060 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 19:45:23,068 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 19:45:23,087 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 19:45:23,087 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 19:45:23,087 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 19:45:23,087 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 19:45:23,087 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 19:45:23,087 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 19:45:23,087 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 19:45:23,087 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 19:45:23,102 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2020-12-09 19:45:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-09 19:45:23,108 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:23,108 INFO L422 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] [2020-12-09 19:45:23,108 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:23,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:23,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1382487458, now seen corresponding path program 1 times [2020-12-09 19:45:23,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:23,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939887807] [2020-12-09 19:45:23,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 19:45:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:23,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:45:23,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:45:23,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:23,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939887807] [2020-12-09 19:45:23,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:23,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:45:23,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067360304] [2020-12-09 19:45:23,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:45:23,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:23,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:45:23,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:23,324 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 3 states. [2020-12-09 19:45:32,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:32,836 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2020-12-09 19:45:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:45:32,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-09 19:45:32,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:32,850 INFO L225 Difference]: With dead ends: 1122 [2020-12-09 19:45:32,851 INFO L226 Difference]: Without dead ends: 662 [2020-12-09 19:45:32,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:32,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-12-09 19:45:32,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-12-09 19:45:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-12-09 19:45:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 980 transitions. [2020-12-09 19:45:32,905 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 980 transitions. Word has length 52 [2020-12-09 19:45:32,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:32,905 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 980 transitions. [2020-12-09 19:45:32,905 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:45:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 980 transitions. [2020-12-09 19:45:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-09 19:45:32,909 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:32,909 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:45:33,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 19:45:33,111 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:33,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:33,113 INFO L82 PathProgramCache]: Analyzing trace with hash 321698738, now seen corresponding path program 1 times [2020-12-09 19:45:33,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:33,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96099013] [2020-12-09 19:45:33,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 19:45:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:33,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:45:33,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:45:33,326 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:33,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96099013] [2020-12-09 19:45:33,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:33,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:45:33,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232204831] [2020-12-09 19:45:33,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:45:33,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:33,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:45:33,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:33,329 INFO L87 Difference]: Start difference. First operand 662 states and 980 transitions. Second operand 3 states. [2020-12-09 19:45:39,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:39,821 INFO L93 Difference]: Finished difference Result 1651 states and 2341 transitions. [2020-12-09 19:45:39,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:45:39,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-12-09 19:45:39,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:39,828 INFO L225 Difference]: With dead ends: 1651 [2020-12-09 19:45:39,828 INFO L226 Difference]: Without dead ends: 991 [2020-12-09 19:45:39,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:39,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-12-09 19:45:39,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2020-12-09 19:45:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2020-12-09 19:45:39,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1339 transitions. [2020-12-09 19:45:39,857 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1339 transitions. Word has length 124 [2020-12-09 19:45:39,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:39,858 INFO L481 AbstractCegarLoop]: Abstraction has 991 states and 1339 transitions. [2020-12-09 19:45:39,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:45:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1339 transitions. [2020-12-09 19:45:39,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-12-09 19:45:39,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:39,860 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:45:40,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 19:45:40,061 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:40,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:40,063 INFO L82 PathProgramCache]: Analyzing trace with hash 776410705, now seen corresponding path program 1 times [2020-12-09 19:45:40,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:40,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899989199] [2020-12-09 19:45:40,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 19:45:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:40,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:45:40,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:45:40,260 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:40,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899989199] [2020-12-09 19:45:40,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:40,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:45:40,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767338323] [2020-12-09 19:45:40,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:45:40,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:40,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:45:40,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:40,262 INFO L87 Difference]: Start difference. First operand 991 states and 1339 transitions. Second operand 3 states. [2020-12-09 19:45:48,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:48,545 INFO L93 Difference]: Finished difference Result 1980 states and 2911 transitions. [2020-12-09 19:45:48,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:45:48,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2020-12-09 19:45:48,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:48,551 INFO L225 Difference]: With dead ends: 1980 [2020-12-09 19:45:48,551 INFO L226 Difference]: Without dead ends: 1320 [2020-12-09 19:45:48,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:48,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-12-09 19:45:48,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-12-09 19:45:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-12-09 19:45:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1734 transitions. [2020-12-09 19:45:48,571 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1734 transitions. Word has length 139 [2020-12-09 19:45:48,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:48,572 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 1734 transitions. [2020-12-09 19:45:48,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:45:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1734 transitions. [2020-12-09 19:45:48,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-09 19:45:48,576 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:48,576 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:45:48,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 19:45:48,777 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:48,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:48,778 INFO L82 PathProgramCache]: Analyzing trace with hash 100807410, now seen corresponding path program 1 times [2020-12-09 19:45:48,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:48,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002784007] [2020-12-09 19:45:48,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 19:45:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:48,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:45:48,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:45:49,014 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:49,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002784007] [2020-12-09 19:45:49,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:49,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:45:49,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653840960] [2020-12-09 19:45:49,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:45:49,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:49,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:45:49,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:49,015 INFO L87 Difference]: Start difference. First operand 1320 states and 1734 transitions. Second operand 3 states. [2020-12-09 19:45:57,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:57,461 INFO L93 Difference]: Finished difference Result 3625 states and 4838 transitions. [2020-12-09 19:45:57,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:45:57,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2020-12-09 19:45:57,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:57,472 INFO L225 Difference]: With dead ends: 3625 [2020-12-09 19:45:57,472 INFO L226 Difference]: Without dead ends: 2636 [2020-12-09 19:45:57,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:45:57,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2020-12-09 19:45:57,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2020-12-09 19:45:57,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-12-09 19:45:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3170 transitions. [2020-12-09 19:45:57,512 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3170 transitions. Word has length 177 [2020-12-09 19:45:57,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:57,512 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3170 transitions. [2020-12-09 19:45:57,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:45:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3170 transitions. [2020-12-09 19:45:57,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-09 19:45:57,516 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:57,516 INFO L422 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:45:57,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 19:45:57,717 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:57,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:57,718 INFO L82 PathProgramCache]: Analyzing trace with hash 52134415, now seen corresponding path program 1 times [2020-12-09 19:45:57,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:57,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218701814] [2020-12-09 19:45:57,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 19:45:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:57,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 19:45:57,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 264 proven. 56 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-09 19:45:58,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:45:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 264 proven. 56 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-09 19:45:58,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218701814] [2020-12-09 19:45:58,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1709012246] [2020-12-09 19:45:58,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:45:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:58,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:45:58,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:59,202 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:45:59,205 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:45:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 333 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:45:59,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:45:59,857 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-12-09 19:45:59,858 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-09 19:45:59,858 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-09 19:45:59,861 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-09 19:45:59,862 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-09 19:45:59,863 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-09 19:45:59,865 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-09 19:45:59,867 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-09 19:45:59,868 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-09 19:46:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 373 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:00,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708842705] [2020-12-09 19:46:00,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 19:46:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:00,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 19:46:00,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-12-09 19:46:00,450 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:00,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 19:46:00,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3, 3, 8, 8] total 17 [2020-12-09 19:46:00,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778372715] [2020-12-09 19:46:00,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:46:00,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:00,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:46:00,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2020-12-09 19:46:00,451 INFO L87 Difference]: Start difference. First operand 2636 states and 3170 transitions. Second operand 4 states. [2020-12-09 19:46:14,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:46:14,993 INFO L93 Difference]: Finished difference Result 6257 states and 8017 transitions. [2020-12-09 19:46:14,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 19:46:14,994 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 312 [2020-12-09 19:46:14,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:46:15,008 INFO L225 Difference]: With dead ends: 6257 [2020-12-09 19:46:15,008 INFO L226 Difference]: Without dead ends: 3952 [2020-12-09 19:46:15,010 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1557 GetRequests, 1541 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2020-12-09 19:46:15,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-12-09 19:46:15,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3623. [2020-12-09 19:46:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-12-09 19:46:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 4466 transitions. [2020-12-09 19:46:15,063 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 4466 transitions. Word has length 312 [2020-12-09 19:46:15,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:46:15,063 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 4466 transitions. [2020-12-09 19:46:15,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:46:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 4466 transitions. [2020-12-09 19:46:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2020-12-09 19:46:15,070 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:46:15,070 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:46:15,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 19:46:15,672 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:46:15,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:46:15,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1739338437, now seen corresponding path program 1 times [2020-12-09 19:46:15,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:46:15,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867843652] [2020-12-09 19:46:15,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-09 19:46:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:15,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 19:46:15,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:16,334 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:16,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:46:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:17,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867843652] [2020-12-09 19:46:17,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [911823416] [2020-12-09 19:46:17,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:46:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:17,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:46:17,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:17,542 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:46:17,542 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:46:17,934 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 135 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:17,934 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:46:18,283 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-12-09 19:46:18,284 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-12-09 19:46:18,284 INFO L639 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-12-09 19:46:18,291 INFO L639 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-12-09 19:46:18,291 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-12-09 19:46:18,294 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-12-09 19:46:18,296 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-12-09 19:46:18,554 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 166 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:18,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989185272] [2020-12-09 19:46:18,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 19:46:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:18,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:46:18,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:46:19,325 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:19,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 19:46:19,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4, 4, 7, 7] total 19 [2020-12-09 19:46:19,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599781298] [2020-12-09 19:46:19,326 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 19:46:19,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:19,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 19:46:19,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-12-09 19:46:19,327 INFO L87 Difference]: Start difference. First operand 3623 states and 4466 transitions. Second operand 7 states. [2020-12-09 19:46:42,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:46:42,998 INFO L93 Difference]: Finished difference Result 7019 states and 8746 transitions. [2020-12-09 19:46:42,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 19:46:42,999 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 408 [2020-12-09 19:46:42,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:46:43,011 INFO L225 Difference]: With dead ends: 7019 [2020-12-09 19:46:43,011 INFO L226 Difference]: Without dead ends: 3952 [2020-12-09 19:46:43,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2035 GetRequests, 2016 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-12-09 19:46:43,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-12-09 19:46:43,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-12-09 19:46:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-12-09 19:46:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4265 transitions. [2020-12-09 19:46:43,057 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4265 transitions. Word has length 408 [2020-12-09 19:46:43,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:46:43,057 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4265 transitions. [2020-12-09 19:46:43,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 19:46:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4265 transitions. [2020-12-09 19:46:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2020-12-09 19:46:43,068 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:46:43,068 INFO L422 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:46:43,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3,10 cvc4 --incremental --print-success --lang smt,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 19:46:43,671 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:46:43,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:46:43,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1036731963, now seen corresponding path program 1 times [2020-12-09 19:46:43,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:46:43,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192491698] [2020-12-09 19:46:43,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-12-09 19:46:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:43,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 19:46:43,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-12-09 19:46:44,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:44,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192491698] [2020-12-09 19:46:44,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:46:44,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:46:44,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307206151] [2020-12-09 19:46:44,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:46:44,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:44,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:46:44,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:46:44,541 INFO L87 Difference]: Start difference. First operand 3952 states and 4265 transitions. Second operand 4 states. [2020-12-09 19:46:49,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:46:49,088 INFO L93 Difference]: Finished difference Result 7573 states and 8197 transitions. [2020-12-09 19:46:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 19:46:49,088 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 573 [2020-12-09 19:46:49,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:46:49,101 INFO L225 Difference]: With dead ends: 7573 [2020-12-09 19:46:49,101 INFO L226 Difference]: Without dead ends: 3952 [2020-12-09 19:46:49,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:46:49,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-12-09 19:46:49,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-12-09 19:46:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-12-09 19:46:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4258 transitions. [2020-12-09 19:46:49,144 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4258 transitions. Word has length 573 [2020-12-09 19:46:49,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:46:49,145 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4258 transitions. [2020-12-09 19:46:49,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:46:49,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4258 transitions. [2020-12-09 19:46:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2020-12-09 19:46:49,151 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:46:49,151 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:46:49,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-12-09 19:46:49,352 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:46:49,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:46:49,354 INFO L82 PathProgramCache]: Analyzing trace with hash -304893691, now seen corresponding path program 1 times [2020-12-09 19:46:49,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:46:49,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [362919219] [2020-12-09 19:46:49,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2020-12-09 19:46:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:49,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:46:49,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 750 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-12-09 19:46:50,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:50,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [362919219] [2020-12-09 19:46:50,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:46:50,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:46:50,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746559560] [2020-12-09 19:46:50,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:46:50,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:50,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:46:50,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:46:50,138 INFO L87 Difference]: Start difference. First operand 3952 states and 4258 transitions. Second operand 3 states. [2020-12-09 19:46:54,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:46:54,788 INFO L93 Difference]: Finished difference Result 8231 states and 8968 transitions. [2020-12-09 19:46:54,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:46:54,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 677 [2020-12-09 19:46:54,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:46:54,805 INFO L225 Difference]: With dead ends: 8231 [2020-12-09 19:46:54,805 INFO L226 Difference]: Without dead ends: 4939 [2020-12-09 19:46:54,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 676 GetRequests, 675 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:46:54,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-12-09 19:46:54,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-12-09 19:46:54,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-12-09 19:46:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5269 transitions. [2020-12-09 19:46:54,853 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5269 transitions. Word has length 677 [2020-12-09 19:46:54,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:46:54,854 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5269 transitions. [2020-12-09 19:46:54,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:46:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5269 transitions. [2020-12-09 19:46:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2020-12-09 19:46:54,861 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:46:54,862 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:46:55,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2020-12-09 19:46:55,063 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:46:55,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:46:55,065 INFO L82 PathProgramCache]: Analyzing trace with hash -2096740802, now seen corresponding path program 1 times [2020-12-09 19:46:55,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:46:55,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [126190985] [2020-12-09 19:46:55,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-12-09 19:46:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:55,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 19:46:55,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 551 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2020-12-09 19:46:56,559 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:56,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [126190985] [2020-12-09 19:46:56,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:46:56,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:46:56,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883700164] [2020-12-09 19:46:56,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:46:56,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:56,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:46:56,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:46:56,560 INFO L87 Difference]: Start difference. First operand 4939 states and 5269 transitions. Second operand 3 states. [2020-12-09 19:47:00,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:00,065 INFO L93 Difference]: Finished difference Result 9218 states and 9874 transitions. [2020-12-09 19:47:00,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:47:00,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 767 [2020-12-09 19:47:00,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:00,081 INFO L225 Difference]: With dead ends: 9218 [2020-12-09 19:47:00,081 INFO L226 Difference]: Without dead ends: 4939 [2020-12-09 19:47:00,084 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 765 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:47:00,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-12-09 19:47:00,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-12-09 19:47:00,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-12-09 19:47:00,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5268 transitions. [2020-12-09 19:47:00,127 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5268 transitions. Word has length 767 [2020-12-09 19:47:00,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:00,127 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5268 transitions. [2020-12-09 19:47:00,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:47:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5268 transitions. [2020-12-09 19:47:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 827 [2020-12-09 19:47:00,143 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:00,144 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:47:00,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-12-09 19:47:00,345 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:00,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:00,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1503059461, now seen corresponding path program 1 times [2020-12-09 19:47:00,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:00,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837232732] [2020-12-09 19:47:00,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2020-12-09 19:47:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:00,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:47:00,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 50 proven. 896 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2020-12-09 19:47:02,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:47:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 50 proven. 896 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2020-12-09 19:47:05,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837232732] [2020-12-09 19:47:05,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [474577957] [2020-12-09 19:47:05,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:05,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 19:47:05,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:06,074 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 19:47:06,074 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:06,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:47:06,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:47:06,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:06,080 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:06,080 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:06,083 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:06,083 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:47:06,084 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:06,086 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:47:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 629 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2020-12-09 19:47:06,797 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:47:06,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 19:47:06,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2020-12-09 19:47:06,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564470083] [2020-12-09 19:47:06,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:47:06,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:47:06,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:47:06,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-09 19:47:06,799 INFO L87 Difference]: Start difference. First operand 4939 states and 5268 transitions. Second operand 4 states. [2020-12-09 19:47:11,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:11,995 INFO L93 Difference]: Finished difference Result 10537 states and 11325 transitions. [2020-12-09 19:47:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 19:47:11,995 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 826 [2020-12-09 19:47:11,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:12,011 INFO L225 Difference]: With dead ends: 10537 [2020-12-09 19:47:12,011 INFO L226 Difference]: Without dead ends: 6258 [2020-12-09 19:47:12,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2475 GetRequests, 2467 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-09 19:47:12,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6258 states. [2020-12-09 19:47:12,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6258 to 6255. [2020-12-09 19:47:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2020-12-09 19:47:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6625 transitions. [2020-12-09 19:47:12,072 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6625 transitions. Word has length 826 [2020-12-09 19:47:12,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:12,073 INFO L481 AbstractCegarLoop]: Abstraction has 6255 states and 6625 transitions. [2020-12-09 19:47:12,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:47:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6625 transitions. [2020-12-09 19:47:12,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2020-12-09 19:47:12,082 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:12,083 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:47:12,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3 [2020-12-09 19:47:12,485 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:12,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:12,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1960468497, now seen corresponding path program 1 times [2020-12-09 19:47:12,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:12,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472637869] [2020-12-09 19:47:12,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2020-12-09 19:47:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:12,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:47:12,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1180 proven. 317 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2020-12-09 19:47:15,186 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:47:18,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1180 proven. 317 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2020-12-09 19:47:18,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472637869] [2020-12-09 19:47:18,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1010654080] [2020-12-09 19:47:18,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 18 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:18,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 19:47:18,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:19,530 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:19,531 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1001 proven. 0 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2020-12-09 19:47:21,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:47:21,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 19:47:21,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 10 [2020-12-09 19:47:21,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063504848] [2020-12-09 19:47:21,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 19:47:21,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:47:21,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 19:47:21,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-12-09 19:47:21,033 INFO L87 Difference]: Start difference. First operand 6255 states and 6625 transitions. Second operand 5 states. [2020-12-09 19:47:25,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:25,723 INFO L93 Difference]: Finished difference Result 12240 states and 12993 transitions. [2020-12-09 19:47:25,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 19:47:25,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1074 [2020-12-09 19:47:25,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:25,734 INFO L225 Difference]: With dead ends: 12240 [2020-12-09 19:47:25,734 INFO L226 Difference]: Without dead ends: 6645 [2020-12-09 19:47:25,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3221 GetRequests, 3212 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 19:47:25,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6645 states. [2020-12-09 19:47:25,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6645 to 6584. [2020-12-09 19:47:25,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-12-09 19:47:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6958 transitions. [2020-12-09 19:47:25,787 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6958 transitions. Word has length 1074 [2020-12-09 19:47:25,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:25,788 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6958 transitions. [2020-12-09 19:47:25,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 19:47:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6958 transitions. [2020-12-09 19:47:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1092 [2020-12-09 19:47:25,797 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:25,798 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-09 19:47:26,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3,18 cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:26,200 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:26,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:26,202 INFO L82 PathProgramCache]: Analyzing trace with hash -116936697, now seen corresponding path program 1 times [2020-12-09 19:47:26,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:26,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587472912] [2020-12-09 19:47:26,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2020-12-09 19:47:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:26,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-09 19:47:26,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:28,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 1233 proven. 249 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2020-12-09 19:47:28,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:47:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 1233 proven. 249 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2020-12-09 19:47:30,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587472912] [2020-12-09 19:47:30,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1101058714] [2020-12-09 19:47:30,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 20 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:31,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 19:47:31,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:32,100 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 19:47:32,100 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:32,101 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:32,106 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:47:32,106 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:32,109 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 19:47:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 713 proven. 50 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2020-12-09 19:47:33,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:47:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2020-12-09 19:47:34,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2020-12-09 19:47:34,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3, 6] total 11 [2020-12-09 19:47:34,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042693249] [2020-12-09 19:47:34,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:47:34,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:47:34,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:47:34,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 19:47:34,221 INFO L87 Difference]: Start difference. First operand 6584 states and 6958 transitions. Second operand 3 states. [2020-12-09 19:47:38,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:38,710 INFO L93 Difference]: Finished difference Result 14482 states and 15469 transitions. [2020-12-09 19:47:38,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:47:38,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1091 [2020-12-09 19:47:38,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:38,720 INFO L225 Difference]: With dead ends: 14482 [2020-12-09 19:47:38,720 INFO L226 Difference]: Without dead ends: 8558 [2020-12-09 19:47:38,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4360 GetRequests, 4351 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 19:47:38,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-12-09 19:47:38,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 7571. [2020-12-09 19:47:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7571 states. [2020-12-09 19:47:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 8073 transitions. [2020-12-09 19:47:38,789 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 8073 transitions. Word has length 1091 [2020-12-09 19:47:38,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:38,790 INFO L481 AbstractCegarLoop]: Abstraction has 7571 states and 8073 transitions. [2020-12-09 19:47:38,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:47:38,790 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 8073 transitions. [2020-12-09 19:47:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1221 [2020-12-09 19:47:38,802 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:38,802 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:47:39,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3,20 cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:39,204 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:39,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:39,206 INFO L82 PathProgramCache]: Analyzing trace with hash -940541216, now seen corresponding path program 1 times [2020-12-09 19:47:39,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:39,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [774589904] [2020-12-09 19:47:39,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/mathsat Starting monitored process 21 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with mathsat -unsat_core_generation=3 [2020-12-09 19:47:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:39,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:47:39,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3267 backedges. 1798 proven. 317 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2020-12-09 19:47:42,204 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:47:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3267 backedges. 1798 proven. 317 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2020-12-09 19:47:45,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [774589904] [2020-12-09 19:47:45,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [329632756] [2020-12-09 19:47:45,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/cvc4 Starting monitored process 22 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:46,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:47:46,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:47,142 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:47,143 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 19:47:47,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3267 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2020-12-09 19:47:47,967 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:47:47,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 19:47:47,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [4, 4] total 12 [2020-12-09 19:47:47,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722320893] [2020-12-09 19:47:47,969 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 19:47:47,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:47:47,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 19:47:47,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-12-09 19:47:47,969 INFO L87 Difference]: Start difference. First operand 7571 states and 8073 transitions. Second operand 7 states. [2020-12-09 19:47:55,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:55,340 INFO L93 Difference]: Finished difference Result 17190 states and 18493 transitions. [2020-12-09 19:47:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 19:47:55,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1220 [2020-12-09 19:47:55,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:55,343 INFO L225 Difference]: With dead ends: 17190 [2020-12-09 19:47:55,343 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 19:47:55,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3659 GetRequests, 3648 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-12-09 19:47:55,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 19:47:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 19:47:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 19:47:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 19:47:55,353 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1220 [2020-12-09 19:47:55,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:55,353 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 19:47:55,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 19:47:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 19:47:55,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 19:47:55,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 mathsat -unsat_core_generation=3,22 cvc4 --incremental --print-success --lang smt [2020-12-09 19:47:55,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 19:47:55,866 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2020-12-09 19:47:56,071 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2020-12-09 19:47:56,177 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 27 [2020-12-09 19:47:56,240 INFO L262 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,241 INFO L262 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-09 19:47:56,242 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-09 19:47:56,243 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L258 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (or (not (bvslt (_ bv4294967140 32) ~a18~0)) (not (bvsge (_ bv4294967217 32) ~a18~0))))) (or (not (= (_ bv3 32) ~a15~0)) (and .cse0 (= (_ bv8 32) ~a12~0)) (= (_ bv5 32) ~a12~0) (= (_ bv9 32) ~a12~0) (and .cse0 (= (_ bv7 32) ~a12~0)) (not (= (_ bv9 32) ~a16~0)))) [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,244 INFO L262 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,245 INFO L262 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L258 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (or (not (bvslt (_ bv4294967140 32) ~a18~0)) (not (bvsge (_ bv4294967217 32) ~a18~0))))) (or (not (= (_ bv3 32) ~a15~0)) (and .cse0 (= (_ bv8 32) ~a12~0)) (= (_ bv5 32) ~a12~0) (and .cse0 (= (_ bv7 32) ~a12~0)) (not (= (_ bv9 32) ~a16~0)))) [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L265 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,246 INFO L262 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,247 INFO L262 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 173) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L258 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (or (not (bvslt (_ bv4294967140 32) ~a18~0)) (not (bvsge (_ bv4294967217 32) ~a18~0))))) (or (not (= (_ bv3 32) ~a15~0)) (and .cse0 (= (_ bv8 32) ~a12~0)) (= (_ bv5 32) ~a12~0) (= (_ bv9 32) ~a12~0) (and .cse0 (= (_ bv7 32) ~a12~0)) (not (= (_ bv9 32) ~a16~0)))) [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,248 INFO L262 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,249 INFO L262 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,250 INFO L262 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,251 INFO L262 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,252 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,253 INFO L262 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,254 INFO L262 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-12-09 19:47:56,255 INFO L262 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-09 19:47:56,256 INFO L262 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-09 19:47:56,256 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-09 19:47:56,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:47:56 BoogieIcfgContainer [2020-12-09 19:47:56,268 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 19:47:56,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 19:47:56,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 19:47:56,268 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 19:47:56,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:23" (3/4) ... [2020-12-09 19:47:56,271 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 19:47:56,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-09 19:47:56,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-09 19:47:56,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 19:47:56,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 19:47:56,447 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_60799986-e2a6-4ac9-9af3-621ac0401f18/bin/utaipan/witness.graphml [2020-12-09 19:47:56,447 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 19:47:56,447 INFO L168 Benchmark]: Toolchain (without parser) took 161080.44 ms. Allocated memory was 79.7 MB in the beginning and 775.9 MB in the end (delta: 696.3 MB). Free memory was 62.0 MB in the beginning and 264.0 MB in the end (delta: -202.0 MB). Peak memory consumption was 495.1 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,448 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 79.7 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:47:56,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.91 ms. Allocated memory was 79.7 MB in the beginning and 121.6 MB in the end (delta: 41.9 MB). Free memory was 61.8 MB in the beginning and 94.8 MB in the end (delta: -33.0 MB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.37 ms. Allocated memory is still 121.6 MB. Free memory was 94.8 MB in the beginning and 82.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,448 INFO L168 Benchmark]: Boogie Preprocessor took 66.44 ms. Allocated memory is still 121.6 MB. Free memory was 82.3 MB in the beginning and 72.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,449 INFO L168 Benchmark]: RCFGBuilder took 6815.43 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 72.5 MB in the beginning and 68.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,449 INFO L168 Benchmark]: TraceAbstraction took 153223.76 ms. Allocated memory was 146.8 MB in the beginning and 775.9 MB in the end (delta: 629.1 MB). Free memory was 67.5 MB in the beginning and 301.7 MB in the end (delta: -234.2 MB). Peak memory consumption was 396.0 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,449 INFO L168 Benchmark]: Witness Printer took 178.52 ms. Allocated memory is still 775.9 MB. Free memory was 301.7 MB in the beginning and 264.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-12-09 19:47:56,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 79.7 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 706.91 ms. Allocated memory was 79.7 MB in the beginning and 121.6 MB in the end (delta: 41.9 MB). Free memory was 61.8 MB in the beginning and 94.8 MB in the end (delta: -33.0 MB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.37 ms. Allocated memory is still 121.6 MB. Free memory was 94.8 MB in the beginning and 82.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.44 ms. Allocated memory is still 121.6 MB. Free memory was 82.3 MB in the beginning and 72.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6815.43 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 72.5 MB in the beginning and 68.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 153223.76 ms. Allocated memory was 146.8 MB in the beginning and 775.9 MB in the end (delta: 629.1 MB). Free memory was 67.5 MB in the beginning and 301.7 MB in the end (delta: -234.2 MB). Peak memory consumption was 396.0 MB. Max. memory is 16.1 GB. * Witness Printer took 178.52 ms. Allocated memory is still 775.9 MB. Free memory was 301.7 MB in the beginning and 264.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 173]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((!(3bv32 == a15) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 8bv32 == a12)) || 5bv32 == a12) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 7bv32 == a12)) || !(9bv32 == a16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((!(3bv32 == a15) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 8bv32 == a12)) || 5bv32 == a12) || 9bv32 == a12) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 7bv32 == a12)) || !(9bv32 == a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((!(3bv32 == a15) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 8bv32 == a12)) || 5bv32 == a12) || 9bv32 == a12) || ((!~bvslt32(4294967140bv32, a18) || !~bvsge32(4294967217bv32, a18)) && 7bv32 == a12)) || !(9bv32 == a16) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 152.6s, OverallIterations: 13, TraceHistogramMax: 8, AutomataDifference: 105.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3448 SDtfs, 5234 SDslu, 127 SDs, 0 SdLazy, 14524 SolverSat, 3099 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19809 GetRequests, 19729 SyntacticMatches, 2 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7571occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 1380 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 114 NumberOfFragments, 121 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6111 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 251 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 4.1s SatisfiabilityAnalysisTime, 36.8s InterpolantComputationTime, 13091 NumberOfCodeBlocks, 13091 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 19803 ConstructedInterpolants, 0 QuantifiedInterpolants, 84504808 SizeOfPredicates, 55 NumberOfNonLiveVariables, 14519 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 30 InterpolantComputations, 13 PerfectInterpolantSequences, 28479/32716 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...