./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label25.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:42:20,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:42:20,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:42:20,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:42:20,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:42:20,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:42:20,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:42:20,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:42:20,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:42:20,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:42:20,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:42:20,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:42:20,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:42:20,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:42:20,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:42:20,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:42:20,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:42:20,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:42:20,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:42:20,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:42:20,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:42:20,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:42:20,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:42:20,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:42:20,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:42:20,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:42:20,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:42:20,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:42:20,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:42:20,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:42:20,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:42:20,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:42:20,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:42:20,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:42:20,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:42:20,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:42:20,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:42:20,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:42:20,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:42:20,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:42:21,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:42:21,002 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:42:21,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:42:21,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:42:21,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:42:21,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:42:21,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:42:21,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:42:21,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:42:21,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:42:21,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:42:21,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:42:21,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:42:21,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:42:21,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:42:21,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:42:21,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:42:21,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:42:21,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:42:21,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:42:21,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:42:21,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:42:21,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:42:21,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:42:21,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:42:21,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:42:21,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:42:21,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:42:21,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:42:21,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:42:21,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 [2019-11-15 23:42:21,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:42:21,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:42:21,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:42:21,077 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:42:21,078 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:42:21,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-15 23:42:21,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/data/93988fc84/bf25da0b77c142fb858661ba0aebf534/FLAG4a28f202b [2019-11-15 23:42:21,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:42:21,578 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-15 23:42:21,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/data/93988fc84/bf25da0b77c142fb858661ba0aebf534/FLAG4a28f202b [2019-11-15 23:42:21,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/data/93988fc84/bf25da0b77c142fb858661ba0aebf534 [2019-11-15 23:42:21,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:42:21,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:42:21,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:42:21,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:42:21,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:42:21,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:42:21" (1/1) ... [2019-11-15 23:42:21,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a4d174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:21, skipping insertion in model container [2019-11-15 23:42:21,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:42:21" (1/1) ... [2019-11-15 23:42:21,874 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:42:21,922 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:42:22,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:42:22,427 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:42:22,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:42:22,630 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:42:22,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22 WrapperNode [2019-11-15 23:42:22,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:42:22,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:42:22,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:42:22,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:42:22,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:42:22,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:42:22,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:42:22,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:42:22,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... [2019-11-15 23:42:22,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:42:22,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:42:22,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:42:22,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:42:22,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:42:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:42:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:42:24,012 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:42:24,013 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 23:42:24,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:42:24 BoogieIcfgContainer [2019-11-15 23:42:24,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:42:24,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:42:24,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:42:24,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:42:24,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:42:21" (1/3) ... [2019-11-15 23:42:24,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e500b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:42:24, skipping insertion in model container [2019-11-15 23:42:24,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:22" (2/3) ... [2019-11-15 23:42:24,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e500b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:42:24, skipping insertion in model container [2019-11-15 23:42:24,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:42:24" (3/3) ... [2019-11-15 23:42:24,023 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label25.c [2019-11-15 23:42:24,032 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:42:24,044 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:42:24,054 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:42:24,099 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:42:24,099 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:42:24,099 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:42:24,099 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:42:24,099 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:42:24,100 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:42:24,100 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:42:24,100 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:42:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-15 23:42:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-15 23:42:24,143 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:24,144 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:42:24,145 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:24,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:24,152 INFO L82 PathProgramCache]: Analyzing trace with hash 975100445, now seen corresponding path program 1 times [2019-11-15 23:42:24,160 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:24,161 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115264893] [2019-11-15 23:42:24,161 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:24,161 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:24,162 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:42:24,685 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115264893] [2019-11-15 23:42:24,685 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:24,686 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:42:24,686 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898904726] [2019-11-15 23:42:24,691 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:42:24,691 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:24,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:42:24,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:24,708 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-15 23:42:26,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:26,201 INFO L93 Difference]: Finished difference Result 739 states and 1311 transitions. [2019-11-15 23:42:26,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:42:26,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2019-11-15 23:42:26,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:26,232 INFO L225 Difference]: With dead ends: 739 [2019-11-15 23:42:26,232 INFO L226 Difference]: Without dead ends: 445 [2019-11-15 23:42:26,242 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:26,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-11-15 23:42:26,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2019-11-15 23:42:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-11-15 23:42:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 664 transitions. [2019-11-15 23:42:26,309 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 664 transitions. Word has length 134 [2019-11-15 23:42:26,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:26,310 INFO L462 AbstractCegarLoop]: Abstraction has 445 states and 664 transitions. [2019-11-15 23:42:26,311 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:42:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 664 transitions. [2019-11-15 23:42:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-15 23:42:26,315 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:26,316 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-11-15 23:42:26,316 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:26,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:26,317 INFO L82 PathProgramCache]: Analyzing trace with hash 375324510, now seen corresponding path program 1 times [2019-11-15 23:42:26,317 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:26,317 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881467500] [2019-11-15 23:42:26,317 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:26,317 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:26,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:42:26,442 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881467500] [2019-11-15 23:42:26,442 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:26,443 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:42:26,443 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408448657] [2019-11-15 23:42:26,446 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:42:26,446 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:26,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:42:26,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:26,447 INFO L87 Difference]: Start difference. First operand 445 states and 664 transitions. Second operand 4 states. [2019-11-15 23:42:27,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:27,391 INFO L93 Difference]: Finished difference Result 1468 states and 2192 transitions. [2019-11-15 23:42:27,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:42:27,391 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2019-11-15 23:42:27,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:27,400 INFO L225 Difference]: With dead ends: 1468 [2019-11-15 23:42:27,400 INFO L226 Difference]: Without dead ends: 1025 [2019-11-15 23:42:27,403 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:27,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2019-11-15 23:42:27,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 729. [2019-11-15 23:42:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-11-15 23:42:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1052 transitions. [2019-11-15 23:42:27,456 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1052 transitions. Word has length 152 [2019-11-15 23:42:27,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:27,457 INFO L462 AbstractCegarLoop]: Abstraction has 729 states and 1052 transitions. [2019-11-15 23:42:27,457 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:42:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1052 transitions. [2019-11-15 23:42:27,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-15 23:42:27,464 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:27,464 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:42:27,465 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:27,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:27,465 INFO L82 PathProgramCache]: Analyzing trace with hash 185080212, now seen corresponding path program 1 times [2019-11-15 23:42:27,465 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:27,465 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118636891] [2019-11-15 23:42:27,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:27,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:27,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:42:27,566 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118636891] [2019-11-15 23:42:27,567 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:27,567 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:42:27,567 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243250037] [2019-11-15 23:42:27,569 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:42:27,569 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:27,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:42:27,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:27,575 INFO L87 Difference]: Start difference. First operand 729 states and 1052 transitions. Second operand 3 states. [2019-11-15 23:42:28,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:28,159 INFO L93 Difference]: Finished difference Result 2019 states and 2906 transitions. [2019-11-15 23:42:28,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:42:28,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2019-11-15 23:42:28,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:28,167 INFO L225 Difference]: With dead ends: 2019 [2019-11-15 23:42:28,167 INFO L226 Difference]: Without dead ends: 1292 [2019-11-15 23:42:28,168 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:28,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2019-11-15 23:42:28,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1292. [2019-11-15 23:42:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1292 states. [2019-11-15 23:42:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1740 transitions. [2019-11-15 23:42:28,203 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1740 transitions. Word has length 156 [2019-11-15 23:42:28,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:28,203 INFO L462 AbstractCegarLoop]: Abstraction has 1292 states and 1740 transitions. [2019-11-15 23:42:28,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:42:28,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1740 transitions. [2019-11-15 23:42:28,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-15 23:42:28,214 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:28,214 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:42:28,215 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:28,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:28,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1769381024, now seen corresponding path program 1 times [2019-11-15 23:42:28,215 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:28,216 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515574920] [2019-11-15 23:42:28,216 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:28,216 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:28,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:42:28,340 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515574920] [2019-11-15 23:42:28,340 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:28,340 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:42:28,341 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125136256] [2019-11-15 23:42:28,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:42:28,342 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:28,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:42:28,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:28,343 INFO L87 Difference]: Start difference. First operand 1292 states and 1740 transitions. Second operand 4 states. [2019-11-15 23:42:29,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:29,298 INFO L93 Difference]: Finished difference Result 3847 states and 5106 transitions. [2019-11-15 23:42:29,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:42:29,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2019-11-15 23:42:29,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:29,313 INFO L225 Difference]: With dead ends: 3847 [2019-11-15 23:42:29,313 INFO L226 Difference]: Without dead ends: 2557 [2019-11-15 23:42:29,315 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:29,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2557 states. [2019-11-15 23:42:29,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2557 to 2133. [2019-11-15 23:42:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2019-11-15 23:42:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2651 transitions. [2019-11-15 23:42:29,376 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2651 transitions. Word has length 165 [2019-11-15 23:42:29,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:29,377 INFO L462 AbstractCegarLoop]: Abstraction has 2133 states and 2651 transitions. [2019-11-15 23:42:29,377 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:42:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2651 transitions. [2019-11-15 23:42:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-15 23:42:29,383 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:29,383 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2019-11-15 23:42:29,383 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:29,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:29,384 INFO L82 PathProgramCache]: Analyzing trace with hash -48138153, now seen corresponding path program 1 times [2019-11-15 23:42:29,384 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:29,384 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725135378] [2019-11-15 23:42:29,384 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:29,385 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:29,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-15 23:42:29,497 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725135378] [2019-11-15 23:42:29,497 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:29,497 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 23:42:29,498 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531826577] [2019-11-15 23:42:29,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:42:29,500 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:29,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:42:29,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:29,501 INFO L87 Difference]: Start difference. First operand 2133 states and 2651 transitions. Second operand 4 states. [2019-11-15 23:42:30,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:30,214 INFO L93 Difference]: Finished difference Result 4264 states and 5300 transitions. [2019-11-15 23:42:30,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:42:30,214 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 172 [2019-11-15 23:42:30,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:30,226 INFO L225 Difference]: With dead ends: 4264 [2019-11-15 23:42:30,226 INFO L226 Difference]: Without dead ends: 2133 [2019-11-15 23:42:30,229 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:42:30,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2019-11-15 23:42:30,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 1713. [2019-11-15 23:42:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1713 states. [2019-11-15 23:42:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2014 transitions. [2019-11-15 23:42:30,275 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2014 transitions. Word has length 172 [2019-11-15 23:42:30,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:30,277 INFO L462 AbstractCegarLoop]: Abstraction has 1713 states and 2014 transitions. [2019-11-15 23:42:30,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:42:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2014 transitions. [2019-11-15 23:42:30,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-15 23:42:30,282 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:30,282 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:42:30,283 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:30,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:30,283 INFO L82 PathProgramCache]: Analyzing trace with hash 806895735, now seen corresponding path program 1 times [2019-11-15 23:42:30,283 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:30,283 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428881704] [2019-11-15 23:42:30,284 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:30,284 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:30,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:30,364 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-15 23:42:30,364 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428881704] [2019-11-15 23:42:30,364 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:30,365 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:42:30,365 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020921960] [2019-11-15 23:42:30,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:42:30,365 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:30,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:42:30,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:30,366 INFO L87 Difference]: Start difference. First operand 1713 states and 2014 transitions. Second operand 3 states. [2019-11-15 23:42:30,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:30,828 INFO L93 Difference]: Finished difference Result 3710 states and 4325 transitions. [2019-11-15 23:42:30,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:42:30,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2019-11-15 23:42:30,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:30,839 INFO L225 Difference]: With dead ends: 3710 [2019-11-15 23:42:30,839 INFO L226 Difference]: Without dead ends: 1857 [2019-11-15 23:42:30,842 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:30,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1857 states. [2019-11-15 23:42:30,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1857 to 1711. [2019-11-15 23:42:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1711 states. [2019-11-15 23:42:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 1947 transitions. [2019-11-15 23:42:30,883 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 1947 transitions. Word has length 185 [2019-11-15 23:42:30,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:30,884 INFO L462 AbstractCegarLoop]: Abstraction has 1711 states and 1947 transitions. [2019-11-15 23:42:30,884 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:42:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 1947 transitions. [2019-11-15 23:42:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-15 23:42:30,889 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:30,890 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-15 23:42:30,890 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:30,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:30,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1184204288, now seen corresponding path program 1 times [2019-11-15 23:42:30,891 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:30,891 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660804579] [2019-11-15 23:42:30,891 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:30,891 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:30,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-15 23:42:31,012 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660804579] [2019-11-15 23:42:31,012 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:42:31,012 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:42:31,012 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095873522] [2019-11-15 23:42:31,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:42:31,014 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:31,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:42:31,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:31,014 INFO L87 Difference]: Start difference. First operand 1711 states and 1947 transitions. Second operand 3 states. [2019-11-15 23:42:31,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:31,456 INFO L93 Difference]: Finished difference Result 4116 states and 4672 transitions. [2019-11-15 23:42:31,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:42:31,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2019-11-15 23:42:31,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:31,466 INFO L225 Difference]: With dead ends: 4116 [2019-11-15 23:42:31,466 INFO L226 Difference]: Without dead ends: 1704 [2019-11-15 23:42:31,469 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:42:31,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2019-11-15 23:42:31,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1564. [2019-11-15 23:42:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1564 states. [2019-11-15 23:42:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1712 transitions. [2019-11-15 23:42:31,500 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1712 transitions. Word has length 194 [2019-11-15 23:42:31,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:31,500 INFO L462 AbstractCegarLoop]: Abstraction has 1564 states and 1712 transitions. [2019-11-15 23:42:31,501 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:42:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1712 transitions. [2019-11-15 23:42:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-15 23:42:31,505 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:42:31,506 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:42:31,506 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:42:31,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:42:31,507 INFO L82 PathProgramCache]: Analyzing trace with hash 2080879011, now seen corresponding path program 1 times [2019-11-15 23:42:31,507 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:42:31,507 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593476024] [2019-11-15 23:42:31,507 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:31,507 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:42:31,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:42:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:31,682 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-15 23:42:31,682 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593476024] [2019-11-15 23:42:31,682 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700587918] [2019-11-15 23:42:31,683 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:42:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:42:31,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 23:42:31,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:42:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-15 23:42:31,885 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 23:42:31,885 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-11-15 23:42:31,886 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558462946] [2019-11-15 23:42:31,887 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:42:31,887 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:42:31,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:42:31,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:42:31,888 INFO L87 Difference]: Start difference. First operand 1564 states and 1712 transitions. Second operand 3 states. [2019-11-15 23:42:32,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:42:32,384 INFO L93 Difference]: Finished difference Result 2836 states and 3080 transitions. [2019-11-15 23:42:32,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:42:32,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2019-11-15 23:42:32,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:42:32,385 INFO L225 Difference]: With dead ends: 2836 [2019-11-15 23:42:32,385 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:42:32,388 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:42:32,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:42:32,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:42:32,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:42:32,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:42:32,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2019-11-15 23:42:32,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:42:32,389 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:42:32,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:42:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:42:32,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:42:32,590 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:42:32,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:42:32,829 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-11-15 23:42:32,988 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-15 23:42:32,990 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,991 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-15 23:42:32,992 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-15 23:42:32,993 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-15 23:42:32,994 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 574) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,995 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-15 23:42:32,996 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-15 23:42:32,997 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:32,998 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-15 23:42:32,999 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-15 23:42:33,000 INFO L439 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a25~0 1))) (let ((.cse6 (not .cse8)) (.cse7 (= ~a17~0 8))) (let ((.cse1 (and .cse6 .cse7)) (.cse0 (<= ~a19~0 0)) (.cse5 (not (= ~a28~0 11))) (.cse2 (<= ~a17~0 7)) (.cse4 (= ~a11~0 1)) (.cse3 (= ~a19~0 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a28~0 7) .cse4) (and .cse1 .cse3 .cse5) (and .cse0 .cse5) (and .cse2 .cse3 .cse6 .cse4) (and .cse7 .cse3 .cse8))))) [2019-11-15 23:42:33,000 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,000 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,000 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-15 23:42:33,000 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-15 23:42:33,000 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L446 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-15 23:42:33,001 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-15 23:42:33,002 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a25~0 1))) (let ((.cse6 (not .cse8)) (.cse7 (= ~a17~0 8))) (let ((.cse1 (and .cse6 .cse7)) (.cse0 (<= ~a19~0 0)) (.cse5 (not (= ~a28~0 11))) (.cse2 (<= ~a17~0 7)) (.cse4 (= ~a11~0 1)) (.cse3 (= ~a19~0 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a28~0 7) .cse4) (and .cse1 .cse3 .cse5) (and .cse0 .cse5) (and .cse2 .cse3 .cse6 .cse4) (and .cse7 .cse3 .cse8))))) [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-15 23:42:33,003 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-15 23:42:33,004 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-15 23:42:33,005 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-15 23:42:33,006 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-15 23:42:33,007 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-15 23:42:33,008 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,009 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-15 23:42:33,010 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,011 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,012 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-15 23:42:33,013 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-15 23:42:33,014 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-15 23:42:33,014 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-15 23:42:33,014 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-15 23:42:33,014 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-15 23:42:33,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:42:33 BoogieIcfgContainer [2019-11-15 23:42:33,032 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:42:33,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:42:33,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:42:33,033 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:42:33,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:42:24" (3/4) ... [2019-11-15 23:42:33,037 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:42:33,058 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 23:42:33,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 23:42:33,227 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3ba0be2a-0db8-44a9-bce6-80cda498784a/bin/uautomizer/witness.graphml [2019-11-15 23:42:33,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:42:33,228 INFO L168 Benchmark]: Toolchain (without parser) took 11367.60 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 944.8 MB in the beginning and 835.3 MB in the end (delta: 109.5 MB). Peak memory consumption was 410.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,229 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:42:33,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,230 INFO L168 Benchmark]: Boogie Preprocessor took 83.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,230 INFO L168 Benchmark]: RCFGBuilder took 1198.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.6 MB in the end (delta: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,231 INFO L168 Benchmark]: TraceAbstraction took 9016.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 981.6 MB in the beginning and 857.7 MB in the end (delta: 123.9 MB). Peak memory consumption was 293.8 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,231 INFO L168 Benchmark]: Witness Printer took 194.50 ms. Allocated memory is still 1.3 GB. Free memory was 857.7 MB in the beginning and 835.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:42:33,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 770.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 83.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1198.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.6 MB in the end (delta: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9016.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 981.6 MB in the beginning and 857.7 MB in the end (delta: 123.9 MB). Peak memory consumption was 293.8 MB. Max. memory is 11.5 GB. * Witness Printer took 194.50 ms. Allocated memory is still 1.3 GB. Free memory was 857.7 MB in the beginning and 835.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 574]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((a19 <= 0 && !(a25 == 1) && a17 == 8) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a19 == 1) && !(a28 == 11))) || (a19 <= 0 && !(a28 == 11))) || (((a17 <= 7 && a19 == 1) && !(a25 == 1)) && a11 == 1)) || ((a17 == 8 && a19 == 1) && a25 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((a19 <= 0 && !(a25 == 1) && a17 == 8) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a19 == 1) && !(a28 == 11))) || (a19 <= 0 && !(a28 == 11))) || (((a17 <= 7 && a19 == 1) && !(a25 == 1)) && a11 == 1)) || ((a17 == 8 && a19 == 1) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 8.9s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 1184 SDtfs, 1692 SDslu, 228 SDs, 0 SdLazy, 3954 SolverSat, 750 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 236 GetRequests, 217 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2133occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1426 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 36 NumberOfFragments, 149 HoareAnnotationTreeSize, 3 FomulaSimplifications, 612 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 288 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1574 NumberOfCodeBlocks, 1574 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1565 ConstructedInterpolants, 0 QuantifiedInterpolants, 478488 SizeOfPredicates, 0 NumberOfNonLiveVariables, 376 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 611/614 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...