./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 11:11:39,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:11:39,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:11:39,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:11:39,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:11:39,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:11:39,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:11:39,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:11:39,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:11:39,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:11:39,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:11:39,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:11:39,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:11:39,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:11:39,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:11:39,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:11:39,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:11:39,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:11:39,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:11:39,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:11:39,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:11:39,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:11:39,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:11:39,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:11:39,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:11:39,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:11:39,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:11:39,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:11:39,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:11:39,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:11:39,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:11:39,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:11:39,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:11:39,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:11:39,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:11:39,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:11:39,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:11:39,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:11:39,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:11:39,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:11:39,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:11:39,947 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 11:11:39,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:11:39,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:11:39,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 11:11:39,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 11:11:39,957 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 11:11:39,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:11:39,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:11:39,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:11:39,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:11:39,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:11:39,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:11:39,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:11:39,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 11:11:39,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:11:39,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:11:39,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:11:39,960 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_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-12-07 11:11:40,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:11:40,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:11:40,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:11:40,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:11:40,080 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:11:40,081 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-12-07 11:11:40,121 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/data/b91e73c13/dfb718546c1f4a9ea7edfb5795982368/FLAG9473bd4ec [2019-12-07 11:11:40,595 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:11:40,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-12-07 11:11:40,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/data/b91e73c13/dfb718546c1f4a9ea7edfb5795982368/FLAG9473bd4ec [2019-12-07 11:11:40,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/data/b91e73c13/dfb718546c1f4a9ea7edfb5795982368 [2019-12-07 11:11:40,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:11:40,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:11:40,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:11:40,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:11:40,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:11:40,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:11:40" (1/1) ... [2019-12-07 11:11:40,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b5972f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:40, skipping insertion in model container [2019-12-07 11:11:40,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:11:40" (1/1) ... [2019-12-07 11:11:40,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:11:40,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:11:41,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:11:41,014 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:11:41,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:11:41,126 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:11:41,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41 WrapperNode [2019-12-07 11:11:41,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:11:41,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:11:41,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:11:41,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:11:41,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:11:41,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:11:41,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:11:41,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:11:41,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... [2019-12-07 11:11:41,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:11:41,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:11:41,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:11:41,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:11:41,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/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 [2019-12-07 11:11:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:11:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:11:42,339 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:11:42,339 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 11:11:42,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:11:42 BoogieIcfgContainer [2019-12-07 11:11:42,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:11:42,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:11:42,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:11:42,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:11:42,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:11:40" (1/3) ... [2019-12-07 11:11:42,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52bf7018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:11:42, skipping insertion in model container [2019-12-07 11:11:42,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:11:41" (2/3) ... [2019-12-07 11:11:42,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52bf7018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:11:42, skipping insertion in model container [2019-12-07 11:11:42,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:11:42" (3/3) ... [2019-12-07 11:11:42,346 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label26.c [2019-12-07 11:11:42,352 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:11:42,357 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 11:11:42,364 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 11:11:42,398 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:11:42,398 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:11:42,398 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:11:42,398 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:11:42,398 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:11:42,399 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:11:42,399 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:11:42,399 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:11:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-12-07 11:11:42,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-07 11:11:42,424 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:11:42,425 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:11:42,425 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:11:42,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:11:42,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1453294289, now seen corresponding path program 1 times [2019-12-07 11:11:42,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:11:42,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929453782] [2019-12-07 11:11:42,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:11:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:11:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:11:42,609 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929453782] [2019-12-07 11:11:42,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:11:42,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:11:42,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407679496] [2019-12-07 11:11:42,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:11:42,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:11:42,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:11:42,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:11:42,630 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-12-07 11:11:43,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:11:43,766 INFO L93 Difference]: Finished difference Result 959 states and 1737 transitions. [2019-12-07 11:11:43,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:11:43,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2019-12-07 11:11:43,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:11:43,779 INFO L225 Difference]: With dead ends: 959 [2019-12-07 11:11:43,779 INFO L226 Difference]: Without dead ends: 609 [2019-12-07 11:11:43,782 INFO L630 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 [2019-12-07 11:11:43,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2019-12-07 11:11:43,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 595. [2019-12-07 11:11:43,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2019-12-07 11:11:43,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 905 transitions. [2019-12-07 11:11:43,834 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 905 transitions. Word has length 39 [2019-12-07 11:11:43,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:11:43,834 INFO L462 AbstractCegarLoop]: Abstraction has 595 states and 905 transitions. [2019-12-07 11:11:43,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:11:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 905 transitions. [2019-12-07 11:11:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-07 11:11:43,838 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:11:43,839 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:11:43,839 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:11:43,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:11:43,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1202089462, now seen corresponding path program 1 times [2019-12-07 11:11:43,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:11:43,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735256252] [2019-12-07 11:11:43,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:11:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:11:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:11:43,957 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735256252] [2019-12-07 11:11:43,958 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:11:43,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:11:43,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506622265] [2019-12-07 11:11:43,959 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:11:43,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:11:43,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:11:43,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:11:43,960 INFO L87 Difference]: Start difference. First operand 595 states and 905 transitions. Second operand 4 states. [2019-12-07 11:11:45,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:11:45,002 INFO L93 Difference]: Finished difference Result 2305 states and 3518 transitions. [2019-12-07 11:11:45,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:11:45,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2019-12-07 11:11:45,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:11:45,012 INFO L225 Difference]: With dead ends: 2305 [2019-12-07 11:11:45,012 INFO L226 Difference]: Without dead ends: 1712 [2019-12-07 11:11:45,015 INFO L630 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 [2019-12-07 11:11:45,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2019-12-07 11:11:45,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1528. [2019-12-07 11:11:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1528 states. [2019-12-07 11:11:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2081 transitions. [2019-12-07 11:11:45,061 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2081 transitions. Word has length 120 [2019-12-07 11:11:45,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:11:45,062 INFO L462 AbstractCegarLoop]: Abstraction has 1528 states and 2081 transitions. [2019-12-07 11:11:45,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:11:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2081 transitions. [2019-12-07 11:11:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-07 11:11:45,066 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:11:45,067 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 11:11:45,067 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:11:45,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:11:45,067 INFO L82 PathProgramCache]: Analyzing trace with hash -64384758, now seen corresponding path program 1 times [2019-12-07 11:11:45,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:11:45,067 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942642444] [2019-12-07 11:11:45,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:11:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:11:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:11:45,493 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942642444] [2019-12-07 11:11:45,493 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:11:45,493 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 11:11:45,493 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234653655] [2019-12-07 11:11:45,494 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 11:11:45,494 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:11:45,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 11:11:45,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-07 11:11:45,494 INFO L87 Difference]: Start difference. First operand 1528 states and 2081 transitions. Second operand 8 states. [2019-12-07 11:11:46,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:11:46,571 INFO L93 Difference]: Finished difference Result 3265 states and 4396 transitions. [2019-12-07 11:11:46,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 11:11:46,572 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 178 [2019-12-07 11:11:46,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:11:46,581 INFO L225 Difference]: With dead ends: 3265 [2019-12-07 11:11:46,581 INFO L226 Difference]: Without dead ends: 1739 [2019-12-07 11:11:46,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2019-12-07 11:11:46,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2019-12-07 11:11:46,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1713. [2019-12-07 11:11:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1713 states. [2019-12-07 11:11:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2272 transitions. [2019-12-07 11:11:46,616 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2272 transitions. Word has length 178 [2019-12-07 11:11:46,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:11:46,616 INFO L462 AbstractCegarLoop]: Abstraction has 1713 states and 2272 transitions. [2019-12-07 11:11:46,616 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 11:11:46,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2272 transitions. [2019-12-07 11:11:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-12-07 11:11:46,619 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:11:46,619 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:11:46,619 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:11:46,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:11:46,619 INFO L82 PathProgramCache]: Analyzing trace with hash -890036000, now seen corresponding path program 1 times [2019-12-07 11:11:46,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:11:46,619 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834893771] [2019-12-07 11:11:46,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:11:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:11:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 66 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:11:46,894 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834893771] [2019-12-07 11:11:46,894 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468684190] [2019-12-07 11:11:46,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/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 [2019-12-07 11:11:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:11:46,968 INFO L264 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 11:11:46,979 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:11:47,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,032 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,035 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,037 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,037 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,040 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,040 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,042 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,048 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,068 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,069 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,081 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,081 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,087 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,095 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:11:47,377 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 20 [2019-12-07 11:11:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 69 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:11:47,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 11:11:47,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 11 [2019-12-07 11:11:47,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661060983] [2019-12-07 11:11:47,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 11:11:47,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:11:47,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 11:11:47,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2019-12-07 11:11:47,544 INFO L87 Difference]: Start difference. First operand 1713 states and 2272 transitions. Second operand 12 states. [2019-12-07 11:12:00,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:00,665 INFO L93 Difference]: Finished difference Result 16139 states and 21879 transitions. [2019-12-07 11:12:00,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-12-07 11:12:00,667 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 221 [2019-12-07 11:12:00,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:00,718 INFO L225 Difference]: With dead ends: 16139 [2019-12-07 11:12:00,718 INFO L226 Difference]: Without dead ends: 14613 [2019-12-07 11:12:00,722 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=352, Invalid=980, Unknown=0, NotChecked=0, Total=1332 [2019-12-07 11:12:00,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2019-12-07 11:12:00,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 6862. [2019-12-07 11:12:00,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6862 states. [2019-12-07 11:12:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 8007 transitions. [2019-12-07 11:12:00,868 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 8007 transitions. Word has length 221 [2019-12-07 11:12:00,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:00,868 INFO L462 AbstractCegarLoop]: Abstraction has 6862 states and 8007 transitions. [2019-12-07 11:12:00,868 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 11:12:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 8007 transitions. [2019-12-07 11:12:00,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-12-07 11:12:00,874 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:00,875 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:12:01,075 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:12:01,076 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:01,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:01,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1550077580, now seen corresponding path program 1 times [2019-12-07 11:12:01,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:01,076 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755271965] [2019-12-07 11:12:01,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-07 11:12:01,218 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755271965] [2019-12-07 11:12:01,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:12:01,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:12:01,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110858367] [2019-12-07 11:12:01,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:12:01,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:01,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:12:01,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:12:01,219 INFO L87 Difference]: Start difference. First operand 6862 states and 8007 transitions. Second operand 4 states. [2019-12-07 11:12:02,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:02,242 INFO L93 Difference]: Finished difference Result 14838 states and 17552 transitions. [2019-12-07 11:12:02,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:12:02,242 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 321 [2019-12-07 11:12:02,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:02,267 INFO L225 Difference]: With dead ends: 14838 [2019-12-07 11:12:02,268 INFO L226 Difference]: Without dead ends: 8162 [2019-12-07 11:12:02,273 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:12:02,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8162 states. [2019-12-07 11:12:02,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8162 to 7966. [2019-12-07 11:12:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7966 states. [2019-12-07 11:12:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7966 states to 7966 states and 9333 transitions. [2019-12-07 11:12:02,364 INFO L78 Accepts]: Start accepts. Automaton has 7966 states and 9333 transitions. Word has length 321 [2019-12-07 11:12:02,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:02,364 INFO L462 AbstractCegarLoop]: Abstraction has 7966 states and 9333 transitions. [2019-12-07 11:12:02,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:12:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 7966 states and 9333 transitions. [2019-12-07 11:12:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-12-07 11:12:02,392 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:02,392 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 11:12:02,392 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:02,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:02,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1702214245, now seen corresponding path program 1 times [2019-12-07 11:12:02,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:02,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418098198] [2019-12-07 11:12:02,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 234 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-07 11:12:02,566 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418098198] [2019-12-07 11:12:02,566 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135365689] [2019-12-07 11:12:02,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:12:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:02,651 INFO L264 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:12:02,659 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:12:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2019-12-07 11:12:02,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:12:02,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-12-07 11:12:02,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843486674] [2019-12-07 11:12:02,727 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:12:02,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:02,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:12:02,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:12:02,728 INFO L87 Difference]: Start difference. First operand 7966 states and 9333 transitions. Second operand 3 states. [2019-12-07 11:12:03,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:03,358 INFO L93 Difference]: Finished difference Result 17771 states and 20940 transitions. [2019-12-07 11:12:03,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:12:03,358 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 359 [2019-12-07 11:12:03,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:03,376 INFO L225 Difference]: With dead ends: 17771 [2019-12-07 11:12:03,376 INFO L226 Difference]: Without dead ends: 9991 [2019-12-07 11:12:03,381 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:12:03,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2019-12-07 11:12:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 9069. [2019-12-07 11:12:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9069 states. [2019-12-07 11:12:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9069 states to 9069 states and 10435 transitions. [2019-12-07 11:12:03,490 INFO L78 Accepts]: Start accepts. Automaton has 9069 states and 10435 transitions. Word has length 359 [2019-12-07 11:12:03,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:03,490 INFO L462 AbstractCegarLoop]: Abstraction has 9069 states and 10435 transitions. [2019-12-07 11:12:03,490 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:12:03,490 INFO L276 IsEmpty]: Start isEmpty. Operand 9069 states and 10435 transitions. [2019-12-07 11:12:03,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-12-07 11:12:03,499 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:03,499 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:12:03,699 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:12:03,700 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:03,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:03,700 INFO L82 PathProgramCache]: Analyzing trace with hash 142462327, now seen corresponding path program 1 times [2019-12-07 11:12:03,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:03,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569889793] [2019-12-07 11:12:03,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-12-07 11:12:03,902 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569889793] [2019-12-07 11:12:03,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:12:03,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 11:12:03,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140583666] [2019-12-07 11:12:03,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:12:03,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:03,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:12:03,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:12:03,903 INFO L87 Difference]: Start difference. First operand 9069 states and 10435 transitions. Second operand 3 states. [2019-12-07 11:12:04,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:04,290 INFO L93 Difference]: Finished difference Result 17019 states and 19374 transitions. [2019-12-07 11:12:04,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:12:04,291 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 379 [2019-12-07 11:12:04,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:04,300 INFO L225 Difference]: With dead ends: 17019 [2019-12-07 11:12:04,300 INFO L226 Difference]: Without dead ends: 7952 [2019-12-07 11:12:04,306 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:12:04,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7952 states. [2019-12-07 11:12:04,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7952 to 7952. [2019-12-07 11:12:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7952 states. [2019-12-07 11:12:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7952 states to 7952 states and 8937 transitions. [2019-12-07 11:12:04,377 INFO L78 Accepts]: Start accepts. Automaton has 7952 states and 8937 transitions. Word has length 379 [2019-12-07 11:12:04,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:04,377 INFO L462 AbstractCegarLoop]: Abstraction has 7952 states and 8937 transitions. [2019-12-07 11:12:04,377 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:12:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 7952 states and 8937 transitions. [2019-12-07 11:12:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2019-12-07 11:12:04,384 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:04,384 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 11:12:04,384 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:04,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:04,385 INFO L82 PathProgramCache]: Analyzing trace with hash 2098796139, now seen corresponding path program 1 times [2019-12-07 11:12:04,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:04,385 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37075665] [2019-12-07 11:12:04,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-07 11:12:04,590 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37075665] [2019-12-07 11:12:04,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:12:04,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:12:04,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065217623] [2019-12-07 11:12:04,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:12:04,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:04,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:12:04,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:12:04,592 INFO L87 Difference]: Start difference. First operand 7952 states and 8937 transitions. Second operand 4 states. [2019-12-07 11:12:05,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:05,520 INFO L93 Difference]: Finished difference Result 17569 states and 19719 transitions. [2019-12-07 11:12:05,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:12:05,521 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 402 [2019-12-07 11:12:05,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:05,529 INFO L225 Difference]: With dead ends: 17569 [2019-12-07 11:12:05,529 INFO L226 Difference]: Without dead ends: 9619 [2019-12-07 11:12:05,535 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:12:05,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9619 states. [2019-12-07 11:12:05,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9619 to 8320. [2019-12-07 11:12:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8320 states. [2019-12-07 11:12:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8320 states to 8320 states and 9251 transitions. [2019-12-07 11:12:05,622 INFO L78 Accepts]: Start accepts. Automaton has 8320 states and 9251 transitions. Word has length 402 [2019-12-07 11:12:05,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:05,622 INFO L462 AbstractCegarLoop]: Abstraction has 8320 states and 9251 transitions. [2019-12-07 11:12:05,622 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:12:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 8320 states and 9251 transitions. [2019-12-07 11:12:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-12-07 11:12:05,631 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:05,631 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:12:05,631 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:05,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:05,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1588033298, now seen corresponding path program 1 times [2019-12-07 11:12:05,632 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:05,632 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123772102] [2019-12-07 11:12:05,632 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 526 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2019-12-07 11:12:05,915 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123772102] [2019-12-07 11:12:05,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:12:05,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:12:05,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794193215] [2019-12-07 11:12:05,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:12:05,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:05,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:12:05,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:12:05,916 INFO L87 Difference]: Start difference. First operand 8320 states and 9251 transitions. Second operand 3 states. [2019-12-07 11:12:06,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:06,561 INFO L93 Difference]: Finished difference Result 18110 states and 20158 transitions. [2019-12-07 11:12:06,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:12:06,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 476 [2019-12-07 11:12:06,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:06,569 INFO L225 Difference]: With dead ends: 18110 [2019-12-07 11:12:06,569 INFO L226 Difference]: Without dead ends: 9240 [2019-12-07 11:12:06,575 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:12:06,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9240 states. [2019-12-07 11:12:06,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9240 to 8504. [2019-12-07 11:12:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8504 states. [2019-12-07 11:12:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8504 states to 8504 states and 9410 transitions. [2019-12-07 11:12:06,645 INFO L78 Accepts]: Start accepts. Automaton has 8504 states and 9410 transitions. Word has length 476 [2019-12-07 11:12:06,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:06,645 INFO L462 AbstractCegarLoop]: Abstraction has 8504 states and 9410 transitions. [2019-12-07 11:12:06,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:12:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 8504 states and 9410 transitions. [2019-12-07 11:12:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2019-12-07 11:12:06,654 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:12:06,654 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:12:06,655 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:12:06,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:12:06,655 INFO L82 PathProgramCache]: Analyzing trace with hash 101919231, now seen corresponding path program 1 times [2019-12-07 11:12:06,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:12:06,655 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799871348] [2019-12-07 11:12:06,656 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:12:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 196 proven. 438 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2019-12-07 11:12:07,069 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799871348] [2019-12-07 11:12:07,069 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403851376] [2019-12-07 11:12:07,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:12:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:12:07,196 INFO L264 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:12:07,200 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:12:07,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:12:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2019-12-07 11:12:07,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:12:07,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-12-07 11:12:07,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56042132] [2019-12-07 11:12:07,390 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:12:07,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:12:07,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:12:07,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-12-07 11:12:07,391 INFO L87 Difference]: Start difference. First operand 8504 states and 9410 transitions. Second operand 3 states. [2019-12-07 11:12:08,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:12:08,793 INFO L93 Difference]: Finished difference Result 10160 states and 11244 transitions. [2019-12-07 11:12:08,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:12:08,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 509 [2019-12-07 11:12:08,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:12:08,794 INFO L225 Difference]: With dead ends: 10160 [2019-12-07 11:12:08,794 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:12:08,799 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-12-07 11:12:08,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:12:08,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:12:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:12:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:12:08,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 509 [2019-12-07 11:12:08,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:12:08,800 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:12:08,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:12:08,800 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:12:08,800 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:12:09,000 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:12:09,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:12:09,123 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 129 [2019-12-07 11:12:09,255 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 129 [2019-12-07 11:12:09,593 WARN L192 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 52 [2019-12-07 11:12:09,962 WARN L192 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 52 [2019-12-07 11:12:09,964 INFO L246 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L249 CegarLoopResult]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,965 INFO L246 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L242 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse2 (= ~a25~0 13))) (let ((.cse4 (+ ~a23~0 43)) (.cse5 (<= ~a25~0 12)) (.cse3 (= 1 ~a4~0)) (.cse0 (not .cse2)) (.cse1 (= 15 ~a8~0))) (or (and .cse0 .cse1 (<= ~a29~0 140)) (and .cse2 .cse1 .cse3) (and .cse2 (< 0 .cse4) .cse1) (and .cse0 (<= 304 ~a29~0) .cse1 (<= .cse4 0)) (and (= ~a25~0 12) .cse1) (and (not (= ~a25~0 11)) .cse5 .cse1 .cse3) (and (exists ((v_~a23~0_473 Int)) (let ((.cse6 (mod v_~a23~0_473 83))) (and (< v_~a23~0_473 0) (<= (+ .cse6 138) ~a23~0) (not (= 0 .cse6))))) .cse5 .cse1 .cse3) (and (not (= ~a25~0 9)) .cse0 .cse1 (< 245 ~a29~0))))) [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,966 INFO L246 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,967 INFO L246 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,968 INFO L246 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2019-12-07 11:12:09,969 INFO L246 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,970 INFO L246 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2019-12-07 11:12:09,971 INFO L246 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,972 INFO L246 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2019-12-07 11:12:09,973 INFO L246 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,974 INFO L246 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,975 INFO L246 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2019-12-07 11:12:09,976 INFO L246 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,977 INFO L246 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2019-12-07 11:12:09,978 INFO L246 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L242 CegarLoopResult]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse2 (= ~a25~0 13))) (let ((.cse4 (+ ~a23~0 43)) (.cse5 (<= ~a25~0 12)) (.cse3 (= 1 ~a4~0)) (.cse0 (not .cse2)) (.cse1 (= 15 ~a8~0))) (or (and .cse0 .cse1 (<= ~a29~0 140)) (and .cse2 .cse1 .cse3) (and .cse2 (< 0 .cse4) .cse1) (and .cse0 (<= 304 ~a29~0) .cse1 (<= .cse4 0)) (and (= ~a25~0 12) .cse1) (and (not (= ~a25~0 11)) .cse5 .cse1 .cse3) (and (exists ((v_~a23~0_473 Int)) (let ((.cse6 (mod v_~a23~0_473 83))) (and (< v_~a23~0_473 0) (<= (+ .cse6 138) ~a23~0) (not (= 0 .cse6))))) .cse5 .cse1 .cse3) (and (not (= ~a25~0 9)) .cse0 .cse1 (< 245 ~a29~0))))) [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,979 INFO L246 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 11:12:09,987 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:09,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:12:09 BoogieIcfgContainer [2019-12-07 11:12:09,997 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:12:09,998 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:12:09,998 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:12:09,998 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:12:09,998 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:11:42" (3/4) ... [2019-12-07 11:12:10,001 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:12:10,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 11:12:10,019 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 11:12:10,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(a25 == 13) && 15 == a8) && a29 <= 140) || ((a25 == 13 && 15 == a8) && 1 == a4)) || ((a25 == 13 && 0 < a23 + 43) && 15 == a8)) || (((!(a25 == 13) && 304 <= a29) && 15 == a8) && a23 + 43 <= 0)) || (a25 == 12 && 15 == a8)) || (((!(a25 == 11) && a25 <= 12) && 15 == a8) && 1 == a4)) || ((((\exists v_~a23~0_473 : int :: (v_~a23~0_473 < 0 && v_~a23~0_473 % 83 + 138 <= a23) && !(0 == v_~a23~0_473 % 83)) && a25 <= 12) && 15 == a8) && 1 == a4)) || (((!(a25 == 9) && !(a25 == 13)) && 15 == a8) && 245 < a29) [2019-12-07 11:12:10,041 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(a25 == 13) && 15 == a8) && a29 <= 140) || ((a25 == 13 && 15 == a8) && 1 == a4)) || ((a25 == 13 && 0 < a23 + 43) && 15 == a8)) || (((!(a25 == 13) && 304 <= a29) && 15 == a8) && a23 + 43 <= 0)) || (a25 == 12 && 15 == a8)) || (((!(a25 == 11) && a25 <= 12) && 15 == a8) && 1 == a4)) || ((((\exists v_~a23~0_473 : int :: (v_~a23~0_473 < 0 && v_~a23~0_473 % 83 + 138 <= a23) && !(0 == v_~a23~0_473 % 83)) && a25 <= 12) && 15 == a8) && 1 == a4)) || (((!(a25 == 9) && !(a25 == 13)) && 15 == a8) && 245 < a29) [2019-12-07 11:12:10,158 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7491c28f-ad4c-45e5-9bd4-9bc6a640ff84/bin/uautomizer/witness.graphml [2019-12-07 11:12:10,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:12:10,159 INFO L168 Benchmark]: Toolchain (without parser) took 29541.00 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 710.4 MB). Free memory was 933.9 MB in the beginning and 1.5 GB in the end (delta: -556.4 MB). Peak memory consumption was 154.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,160 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:12:10,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.15 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: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,160 INFO L168 Benchmark]: Boogie Preprocessor took 75.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,160 INFO L168 Benchmark]: RCFGBuilder took 1054.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 869.7 MB in the end (delta: 175.0 MB). Peak memory consumption was 175.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,161 INFO L168 Benchmark]: TraceAbstraction took 27656.01 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 583.0 MB). Free memory was 866.2 MB in the beginning and 1.5 GB in the end (delta: -662.4 MB). Peak memory consumption was 618.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,161 INFO L168 Benchmark]: Witness Printer took 161.07 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2019-12-07 11:12:10,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 507.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.15 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: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1054.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 869.7 MB in the end (delta: 175.0 MB). Peak memory consumption was 175.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27656.01 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 583.0 MB). Free memory was 866.2 MB in the beginning and 1.5 GB in the end (delta: -662.4 MB). Peak memory consumption was 618.5 MB. Max. memory is 11.5 GB. * Witness Printer took 161.07 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant [2019-12-07 11:12:10,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] Derived loop invariant: ((((((((!(a25 == 13) && 15 == a8) && a29 <= 140) || ((a25 == 13 && 15 == a8) && 1 == a4)) || ((a25 == 13 && 0 < a23 + 43) && 15 == a8)) || (((!(a25 == 13) && 304 <= a29) && 15 == a8) && a23 + 43 <= 0)) || (a25 == 12 && 15 == a8)) || (((!(a25 == 11) && a25 <= 12) && 15 == a8) && 1 == a4)) || ((((\exists v_~a23~0_473 : int :: (v_~a23~0_473 < 0 && v_~a23~0_473 % 83 + 138 <= a23) && !(0 == v_~a23~0_473 % 83)) && a25 <= 12) && 15 == a8) && 1 == a4)) || (((!(a25 == 9) && !(a25 == 13)) && 15 == a8) && 245 < a29) - InvariantResult [Line: 22]: Loop Invariant [2019-12-07 11:12:10,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] [2019-12-07 11:12:10,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_473,QUANTIFIED] Derived loop invariant: ((((((((!(a25 == 13) && 15 == a8) && a29 <= 140) || ((a25 == 13 && 15 == a8) && 1 == a4)) || ((a25 == 13 && 0 < a23 + 43) && 15 == a8)) || (((!(a25 == 13) && 304 <= a29) && 15 == a8) && a23 + 43 <= 0)) || (a25 == 12 && 15 == a8)) || (((!(a25 == 11) && a25 <= 12) && 15 == a8) && 1 == a4)) || ((((\exists v_~a23~0_473 : int :: (v_~a23~0_473 < 0 && v_~a23~0_473 % 83 + 138 <= a23) && !(0 == v_~a23~0_473 % 83)) && a25 <= 12) && 15 == a8) && 1 == a4)) || (((!(a25 == 9) && !(a25 == 13)) && 15 == a8) && 245 < a29) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 26.6s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 21.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 1231 SDtfs, 8383 SDslu, 595 SDs, 0 SdLazy, 18336 SolverSat, 3086 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1162 GetRequests, 1095 SyntacticMatches, 6 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9069occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 11128 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 122 NumberOfFragments, 229 HoareAnnotationTreeSize, 3 FomulaSimplifications, 20110 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3428 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 4093 NumberOfCodeBlocks, 4093 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 4080 ConstructedInterpolants, 74 QuantifiedInterpolants, 4961275 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1465 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 3959/4550 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...