./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/egcd2.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_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench/egcd2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/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 95396db54d6803df90b045d200d759c42b2c22fc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:36:41,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:36:41,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:36:41,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:36:41,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:36:41,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:36:41,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:36:41,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:36:41,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:36:41,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:36:41,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:36:41,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:36:41,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:36:41,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:36:41,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:36:41,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:36:41,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:36:41,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:36:41,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:36:41,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:36:41,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:36:41,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:36:41,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:36:41,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:36:41,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:36:41,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:36:41,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:36:41,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:36:41,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:36:41,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:36:41,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:36:41,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:36:41,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:36:41,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:36:41,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:36:41,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:36:41,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:36:41,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:36:41,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:36:41,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:36:41,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:36:41,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:36:41,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:36:41,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:36:41,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:36:41,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:36:41,162 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:36:41,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:36:41,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:36:41,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:36:41,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:36:41,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:36:41,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:36:41,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:36:41,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:36:41,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:36:41,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:36:41,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:36:41,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:36:41,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:36:41,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:36:41,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:36:41,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:36:41,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:36:41,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:36:41,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:36:41,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:36:41,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:36:41,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:36:41,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:36:41,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:36:41,166 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_d74738cd-d94a-466c-b001-f24180699fd7/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 -> 95396db54d6803df90b045d200d759c42b2c22fc [2019-12-07 17:36:41,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:36:41,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:36:41,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:36:41,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:36:41,282 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:36:41,282 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/../../sv-benchmarks/c/nla-digbench/egcd2.c [2019-12-07 17:36:41,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/data/7968a677b/f2e45db6e181407aa1f2abfdcfe1a2c5/FLAG641358ad9 [2019-12-07 17:36:41,747 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:36:41,748 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/sv-benchmarks/c/nla-digbench/egcd2.c [2019-12-07 17:36:41,752 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/data/7968a677b/f2e45db6e181407aa1f2abfdcfe1a2c5/FLAG641358ad9 [2019-12-07 17:36:41,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/data/7968a677b/f2e45db6e181407aa1f2abfdcfe1a2c5 [2019-12-07 17:36:41,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:36:41,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:36:41,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:36:41,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:36:41,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:36:41,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0e63b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41, skipping insertion in model container [2019-12-07 17:36:41,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:36:41,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:36:41,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:36:41,887 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:36:41,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:36:41,939 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:36:41,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41 WrapperNode [2019-12-07 17:36:41,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:36:41,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:36:41,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:36:41,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:36:41,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:36:41,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:36:41,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:36:41,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:36:41,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... [2019-12-07 17:36:41,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:36:41,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:36:41,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:36:41,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:36:41,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/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 17:36:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:36:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:36:42,151 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:36:42,152 INFO L287 CfgBuilder]: Removed 18 assume(true) statements. [2019-12-07 17:36:42,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:36:42 BoogieIcfgContainer [2019-12-07 17:36:42,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:36:42,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:36:42,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:36:42,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:36:42,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:36:41" (1/3) ... [2019-12-07 17:36:42,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54cc975f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:36:42, skipping insertion in model container [2019-12-07 17:36:42,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:36:41" (2/3) ... [2019-12-07 17:36:42,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54cc975f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:36:42, skipping insertion in model container [2019-12-07 17:36:42,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:36:42" (3/3) ... [2019-12-07 17:36:42,157 INFO L109 eAbstractionObserver]: Analyzing ICFG egcd2.c [2019-12-07 17:36:42,164 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:36:42,167 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-12-07 17:36:42,175 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-07 17:36:42,189 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:36:42,189 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:36:42,189 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:36:42,189 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:36:42,189 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:36:42,190 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:36:42,190 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:36:42,190 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:36:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2019-12-07 17:36:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-07 17:36:42,203 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:42,204 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-07 17:36:42,204 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:42,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:42,208 INFO L82 PathProgramCache]: Analyzing trace with hash 29870538, now seen corresponding path program 1 times [2019-12-07 17:36:42,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:42,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958171226] [2019-12-07 17:36:42,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:42,295 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 17:36:42,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958171226] [2019-12-07 17:36:42,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:42,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:36:42,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751944600] [2019-12-07 17:36:42,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:36:42,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:42,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:36:42,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:36:42,310 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 2 states. [2019-12-07 17:36:42,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:42,323 INFO L93 Difference]: Finished difference Result 65 states and 87 transitions. [2019-12-07 17:36:42,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:36:42,324 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2019-12-07 17:36:42,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:42,330 INFO L225 Difference]: With dead ends: 65 [2019-12-07 17:36:42,330 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 17:36:42,332 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:36:42,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 17:36:42,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 17:36:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 17:36:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-12-07 17:36:42,355 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 5 [2019-12-07 17:36:42,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:42,355 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-12-07 17:36:42,355 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:36:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-12-07 17:36:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-07 17:36:42,356 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:42,356 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-07 17:36:42,356 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:42,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:42,356 INFO L82 PathProgramCache]: Analyzing trace with hash 925834863, now seen corresponding path program 1 times [2019-12-07 17:36:42,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:42,357 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10373938] [2019-12-07 17:36:42,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:42,364 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:42,364 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [970997820] [2019-12-07 17:36:42,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/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 17:36:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:42,393 INFO L264 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 17:36:42,396 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:42,415 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 17:36:42,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10373938] [2019-12-07 17:36:42,416 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:42,416 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970997820] [2019-12-07 17:36:42,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:42,416 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:36:42,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684375392] [2019-12-07 17:36:42,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:36:42,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:42,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:36:42,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:36:42,418 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-12-07 17:36:42,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:42,447 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2019-12-07 17:36:42,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:36:42,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-07 17:36:42,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:42,449 INFO L225 Difference]: With dead ends: 57 [2019-12-07 17:36:42,449 INFO L226 Difference]: Without dead ends: 49 [2019-12-07 17:36:42,449 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 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 17:36:42,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-12-07 17:36:42,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 31. [2019-12-07 17:36:42,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-12-07 17:36:42,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2019-12-07 17:36:42,455 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 6 [2019-12-07 17:36:42,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:42,455 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2019-12-07 17:36:42,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:36:42,455 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2019-12-07 17:36:42,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-07 17:36:42,455 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:42,456 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-07 17:36:42,656 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:42,657 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:42,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:42,657 INFO L82 PathProgramCache]: Analyzing trace with hash 925838837, now seen corresponding path program 1 times [2019-12-07 17:36:42,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:42,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592334890] [2019-12-07 17:36:42,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:42,670 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:42,671 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [674640944] [2019-12-07 17:36:42,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/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 17:36:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:42,713 INFO L264 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 17:36:42,714 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:42,738 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 17:36:42,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592334890] [2019-12-07 17:36:42,739 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:42,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674640944] [2019-12-07 17:36:42,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:42,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:36:42,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302858790] [2019-12-07 17:36:42,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:36:42,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:42,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:36:42,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:36:42,741 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 4 states. [2019-12-07 17:36:42,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:42,788 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2019-12-07 17:36:42,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:36:42,789 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-12-07 17:36:42,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:42,789 INFO L225 Difference]: With dead ends: 49 [2019-12-07 17:36:42,789 INFO L226 Difference]: Without dead ends: 47 [2019-12-07 17:36:42,790 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:42,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-12-07 17:36:42,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2019-12-07 17:36:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 17:36:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2019-12-07 17:36:42,794 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 6 [2019-12-07 17:36:42,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:42,794 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2019-12-07 17:36:42,794 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:36:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2019-12-07 17:36:42,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-07 17:36:42,794 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:42,794 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:42,995 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:42,995 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:42,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:42,996 INFO L82 PathProgramCache]: Analyzing trace with hash 673048024, now seen corresponding path program 1 times [2019-12-07 17:36:42,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:42,996 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812889927] [2019-12-07 17:36:42,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:43,008 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:43,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813736555] [2019-12-07 17:36:43,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/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 17:36:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:43,042 INFO L264 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-07 17:36:43,043 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:43,057 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 17:36:43,058 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812889927] [2019-12-07 17:36:43,058 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:43,058 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813736555] [2019-12-07 17:36:43,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:43,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:36:43,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618581084] [2019-12-07 17:36:43,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:36:43,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:43,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:36:43,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:36:43,059 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 4 states. [2019-12-07 17:36:43,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:43,109 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions. [2019-12-07 17:36:43,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:36:43,110 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-12-07 17:36:43,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:43,110 INFO L225 Difference]: With dead ends: 53 [2019-12-07 17:36:43,111 INFO L226 Difference]: Without dead ends: 51 [2019-12-07 17:36:43,111 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:43,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-12-07 17:36:43,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-12-07 17:36:43,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 17:36:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2019-12-07 17:36:43,116 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 8 [2019-12-07 17:36:43,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:43,116 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2019-12-07 17:36:43,117 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:36:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2019-12-07 17:36:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 17:36:43,117 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:43,117 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:43,317 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:43,318 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:43,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:43,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1740754341, now seen corresponding path program 1 times [2019-12-07 17:36:43,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:43,319 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757586786] [2019-12-07 17:36:43,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:43,331 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:43,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1454938421] [2019-12-07 17:36:43,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:43,374 INFO L264 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-07 17:36:43,375 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:43,393 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 17:36:43,393 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757586786] [2019-12-07 17:36:43,393 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:43,393 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454938421] [2019-12-07 17:36:43,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:43,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:36:43,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728624025] [2019-12-07 17:36:43,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:36:43,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:43,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:36:43,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:36:43,394 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 4 states. [2019-12-07 17:36:43,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:43,454 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2019-12-07 17:36:43,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:36:43,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-12-07 17:36:43,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:43,455 INFO L225 Difference]: With dead ends: 55 [2019-12-07 17:36:43,455 INFO L226 Difference]: Without dead ends: 51 [2019-12-07 17:36:43,455 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:43,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-12-07 17:36:43,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-12-07 17:36:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 17:36:43,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2019-12-07 17:36:43,462 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 10 [2019-12-07 17:36:43,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:43,462 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2019-12-07 17:36:43,462 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:36:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2019-12-07 17:36:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-07 17:36:43,463 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:43,463 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:43,663 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:43,664 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:43,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:43,664 INFO L82 PathProgramCache]: Analyzing trace with hash -494183817, now seen corresponding path program 1 times [2019-12-07 17:36:43,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:43,665 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595618371] [2019-12-07 17:36:43,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:43,675 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:43,676 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [72477636] [2019-12-07 17:36:43,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:43,699 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 17:36:43,700 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:43,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:43,717 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595618371] [2019-12-07 17:36:43,717 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:43,718 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72477636] [2019-12-07 17:36:43,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:43,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-12-07 17:36:43,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444803328] [2019-12-07 17:36:43,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:36:43,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:43,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:36:43,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:43,719 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand 5 states. [2019-12-07 17:36:43,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:43,788 INFO L93 Difference]: Finished difference Result 92 states and 100 transitions. [2019-12-07 17:36:43,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:36:43,788 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-12-07 17:36:43,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:43,789 INFO L225 Difference]: With dead ends: 92 [2019-12-07 17:36:43,789 INFO L226 Difference]: Without dead ends: 90 [2019-12-07 17:36:43,790 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:43,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-12-07 17:36:43,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 62. [2019-12-07 17:36:43,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-12-07 17:36:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 70 transitions. [2019-12-07 17:36:43,799 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 70 transitions. Word has length 15 [2019-12-07 17:36:43,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:43,799 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 70 transitions. [2019-12-07 17:36:43,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:36:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2019-12-07 17:36:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 17:36:43,800 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:43,801 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:44,001 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:44,002 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:44,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:44,002 INFO L82 PathProgramCache]: Analyzing trace with hash 615409956, now seen corresponding path program 1 times [2019-12-07 17:36:44,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:44,003 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315470267] [2019-12-07 17:36:44,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:44,013 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:44,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1727459999] [2019-12-07 17:36:44,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:44,059 INFO L264 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 17:36:44,061 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:44,081 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315470267] [2019-12-07 17:36:44,081 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:44,081 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727459999] [2019-12-07 17:36:44,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:44,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-12-07 17:36:44,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851113119] [2019-12-07 17:36:44,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:36:44,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:44,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:36:44,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:44,082 INFO L87 Difference]: Start difference. First operand 62 states and 70 transitions. Second operand 5 states. [2019-12-07 17:36:44,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:44,153 INFO L93 Difference]: Finished difference Result 153 states and 165 transitions. [2019-12-07 17:36:44,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:36:44,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-12-07 17:36:44,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:44,155 INFO L225 Difference]: With dead ends: 153 [2019-12-07 17:36:44,155 INFO L226 Difference]: Without dead ends: 145 [2019-12-07 17:36:44,156 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:36:44,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-12-07 17:36:44,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 97. [2019-12-07 17:36:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-12-07 17:36:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2019-12-07 17:36:44,166 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 18 [2019-12-07 17:36:44,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:44,166 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2019-12-07 17:36:44,166 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:36:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2019-12-07 17:36:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 17:36:44,167 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:44,167 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:44,368 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:44,369 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:44,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:44,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1292544179, now seen corresponding path program 1 times [2019-12-07 17:36:44,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:44,370 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895503959] [2019-12-07 17:36:44,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:44,380 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:44,380 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [893946728] [2019-12-07 17:36:44,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:44,432 INFO L264 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-07 17:36:44,434 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:44,460 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895503959] [2019-12-07 17:36:44,460 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:44,461 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893946728] [2019-12-07 17:36:44,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:44,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-12-07 17:36:44,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949087126] [2019-12-07 17:36:44,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:36:44,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:44,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:36:44,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:44,462 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 5 states. [2019-12-07 17:36:45,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:45,082 INFO L93 Difference]: Finished difference Result 164 states and 199 transitions. [2019-12-07 17:36:45,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:36:45,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-07 17:36:45,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:45,084 INFO L225 Difference]: With dead ends: 164 [2019-12-07 17:36:45,084 INFO L226 Difference]: Without dead ends: 158 [2019-12-07 17:36:45,085 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:45,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-12-07 17:36:45,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-12-07 17:36:45,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-12-07 17:36:45,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 182 transitions. [2019-12-07 17:36:45,097 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 182 transitions. Word has length 20 [2019-12-07 17:36:45,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:45,098 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 182 transitions. [2019-12-07 17:36:45,098 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:36:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 182 transitions. [2019-12-07 17:36:45,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 17:36:45,098 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:45,098 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:45,299 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:45,299 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:45,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:45,300 INFO L82 PathProgramCache]: Analyzing trace with hash -889251184, now seen corresponding path program 1 times [2019-12-07 17:36:45,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:45,300 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381334109] [2019-12-07 17:36:45,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:45,308 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:45,309 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [65001397] [2019-12-07 17:36:45,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:45,362 INFO L264 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 27 conjunts are in the unsatisfiable core [2019-12-07 17:36:45,364 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:45,432 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381334109] [2019-12-07 17:36:45,432 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:45,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65001397] [2019-12-07 17:36:45,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:45,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-12-07 17:36:45,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768066611] [2019-12-07 17:36:45,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 17:36:45,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:45,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:36:45,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:36:45,434 INFO L87 Difference]: Start difference. First operand 145 states and 182 transitions. Second operand 6 states. [2019-12-07 17:36:46,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:46,102 INFO L93 Difference]: Finished difference Result 162 states and 196 transitions. [2019-12-07 17:36:46,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 17:36:46,103 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-07 17:36:46,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:46,104 INFO L225 Difference]: With dead ends: 162 [2019-12-07 17:36:46,104 INFO L226 Difference]: Without dead ends: 158 [2019-12-07 17:36:46,104 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:36:46,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-12-07 17:36:46,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-12-07 17:36:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-12-07 17:36:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 178 transitions. [2019-12-07 17:36:46,114 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 178 transitions. Word has length 22 [2019-12-07 17:36:46,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:46,115 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 178 transitions. [2019-12-07 17:36:46,115 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 17:36:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 178 transitions. [2019-12-07 17:36:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 17:36:46,115 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:46,116 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-12-07 17:36:46,316 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:46,316 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:46,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:46,317 INFO L82 PathProgramCache]: Analyzing trace with hash -345235403, now seen corresponding path program 2 times [2019-12-07 17:36:46,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:46,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764511813] [2019-12-07 17:36:46,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:46,321 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:46,321 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1494751501] [2019-12-07 17:36:46,321 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:46,344 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 17:36:46,344 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:46,345 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-07 17:36:46,346 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:46,372 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764511813] [2019-12-07 17:36:46,372 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:46,372 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494751501] [2019-12-07 17:36:46,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:46,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-12-07 17:36:46,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171696023] [2019-12-07 17:36:46,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 17:36:46,373 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:46,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:36:46,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:36:46,373 INFO L87 Difference]: Start difference. First operand 145 states and 178 transitions. Second operand 6 states. [2019-12-07 17:36:46,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:46,496 INFO L93 Difference]: Finished difference Result 252 states and 306 transitions. [2019-12-07 17:36:46,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 17:36:46,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-12-07 17:36:46,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:46,498 INFO L225 Difference]: With dead ends: 252 [2019-12-07 17:36:46,498 INFO L226 Difference]: Without dead ends: 250 [2019-12-07 17:36:46,498 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-12-07 17:36:46,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-12-07 17:36:46,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 190. [2019-12-07 17:36:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-12-07 17:36:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2019-12-07 17:36:46,509 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 24 [2019-12-07 17:36:46,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:46,509 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2019-12-07 17:36:46,509 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 17:36:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2019-12-07 17:36:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 17:36:46,510 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:46,510 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:46,710 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:46,711 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:46,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:46,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1236394662, now seen corresponding path program 1 times [2019-12-07 17:36:46,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:46,712 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064424500] [2019-12-07 17:36:46,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:46,721 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:46,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [784829325] [2019-12-07 17:36:46,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:46,776 INFO L264 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 37 conjunts are in the unsatisfiable core [2019-12-07 17:36:46,778 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:46,847 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:46,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064424500] [2019-12-07 17:36:46,847 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:46,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784829325] [2019-12-07 17:36:46,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:46,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-12-07 17:36:46,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093976242] [2019-12-07 17:36:46,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 17:36:46,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:46,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 17:36:46,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:36:46,849 INFO L87 Difference]: Start difference. First operand 190 states and 236 transitions. Second operand 8 states. [2019-12-07 17:36:47,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:47,068 INFO L93 Difference]: Finished difference Result 243 states and 296 transitions. [2019-12-07 17:36:47,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 17:36:47,069 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2019-12-07 17:36:47,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:47,070 INFO L225 Difference]: With dead ends: 243 [2019-12-07 17:36:47,070 INFO L226 Difference]: Without dead ends: 235 [2019-12-07 17:36:47,070 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2019-12-07 17:36:47,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-12-07 17:36:47,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 222. [2019-12-07 17:36:47,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-12-07 17:36:47,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 272 transitions. [2019-12-07 17:36:47,080 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 272 transitions. Word has length 27 [2019-12-07 17:36:47,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:47,080 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 272 transitions. [2019-12-07 17:36:47,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 17:36:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 272 transitions. [2019-12-07 17:36:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 17:36:47,081 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:47,081 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2019-12-07 17:36:47,282 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:47,282 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:47,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:47,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1962065598, now seen corresponding path program 2 times [2019-12-07 17:36:47,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:47,282 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926489915] [2019-12-07 17:36:47,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:47,287 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:47,287 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1538556197] [2019-12-07 17:36:47,287 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:47,314 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 17:36:47,314 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:47,315 INFO L264 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 17:36:47,316 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:47,334 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926489915] [2019-12-07 17:36:47,335 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:47,335 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538556197] [2019-12-07 17:36:47,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:47,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 17:36:47,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475400352] [2019-12-07 17:36:47,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:36:47,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:47,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:36:47,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:36:47,336 INFO L87 Difference]: Start difference. First operand 222 states and 272 transitions. Second operand 5 states. [2019-12-07 17:36:47,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:47,396 INFO L93 Difference]: Finished difference Result 290 states and 350 transitions. [2019-12-07 17:36:47,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:36:47,397 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-12-07 17:36:47,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:47,398 INFO L225 Difference]: With dead ends: 290 [2019-12-07 17:36:47,398 INFO L226 Difference]: Without dead ends: 198 [2019-12-07 17:36:47,399 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:47,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-12-07 17:36:47,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 146. [2019-12-07 17:36:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-12-07 17:36:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2019-12-07 17:36:47,410 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 32 [2019-12-07 17:36:47,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:47,410 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2019-12-07 17:36:47,410 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:36:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2019-12-07 17:36:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 17:36:47,411 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:47,411 INFO L410 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2019-12-07 17:36:47,611 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:47,612 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:47,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:47,612 INFO L82 PathProgramCache]: Analyzing trace with hash -1323634633, now seen corresponding path program 3 times [2019-12-07 17:36:47,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:47,613 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911649901] [2019-12-07 17:36:47,613 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:47,622 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:47,623 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [255649543] [2019-12-07 17:36:47,623 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:47,673 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-12-07 17:36:47,673 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:47,675 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 32 conjunts are in the unsatisfiable core [2019-12-07 17:36:47,679 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:47,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 17:36:47,749 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911649901] [2019-12-07 17:36:47,749 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:47,749 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [255649543] [2019-12-07 17:36:47,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:47,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-12-07 17:36:47,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101371753] [2019-12-07 17:36:47,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 17:36:47,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:47,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:36:47,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:36:47,750 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 6 states. [2019-12-07 17:36:47,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:47,804 INFO L93 Difference]: Finished difference Result 148 states and 172 transitions. [2019-12-07 17:36:47,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:36:47,805 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-12-07 17:36:47,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:47,805 INFO L225 Difference]: With dead ends: 148 [2019-12-07 17:36:47,805 INFO L226 Difference]: Without dead ends: 146 [2019-12-07 17:36:47,806 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:47,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-12-07 17:36:47,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2019-12-07 17:36:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-12-07 17:36:47,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 168 transitions. [2019-12-07 17:36:47,812 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 168 transitions. Word has length 33 [2019-12-07 17:36:47,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:47,812 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 168 transitions. [2019-12-07 17:36:47,813 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 17:36:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 168 transitions. [2019-12-07 17:36:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 17:36:47,813 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:47,813 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:48,014 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:48,014 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:48,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:48,015 INFO L82 PathProgramCache]: Analyzing trace with hash -606995612, now seen corresponding path program 2 times [2019-12-07 17:36:48,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:48,015 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270162438] [2019-12-07 17:36:48,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:48,026 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:48,026 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806331220] [2019-12-07 17:36:48,027 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:48,074 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 17:36:48,074 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:48,075 INFO L264 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 41 conjunts are in the unsatisfiable core [2019-12-07 17:36:48,077 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:48,163 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270162438] [2019-12-07 17:36:48,163 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:48,163 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806331220] [2019-12-07 17:36:48,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:48,164 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-12-07 17:36:48,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220588653] [2019-12-07 17:36:48,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 17:36:48,164 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:48,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 17:36:48,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-12-07 17:36:48,165 INFO L87 Difference]: Start difference. First operand 144 states and 168 transitions. Second operand 9 states. [2019-12-07 17:36:49,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:49,190 INFO L93 Difference]: Finished difference Result 201 states and 233 transitions. [2019-12-07 17:36:49,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-07 17:36:49,190 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2019-12-07 17:36:49,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:49,191 INFO L225 Difference]: With dead ends: 201 [2019-12-07 17:36:49,191 INFO L226 Difference]: Without dead ends: 193 [2019-12-07 17:36:49,192 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2019-12-07 17:36:49,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-12-07 17:36:49,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 153. [2019-12-07 17:36:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-12-07 17:36:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 178 transitions. [2019-12-07 17:36:49,199 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 178 transitions. Word has length 36 [2019-12-07 17:36:49,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:49,199 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 178 transitions. [2019-12-07 17:36:49,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 17:36:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 178 transitions. [2019-12-07 17:36:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-07 17:36:49,200 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:49,200 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:49,400 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:49,401 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:49,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:49,401 INFO L82 PathProgramCache]: Analyzing trace with hash -703476975, now seen corresponding path program 3 times [2019-12-07 17:36:49,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:49,402 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860363575] [2019-12-07 17:36:49,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:49,408 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:49,408 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2064264379] [2019-12-07 17:36:49,408 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:49,435 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-12-07 17:36:49,435 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:49,436 INFO L264 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 38 conjunts are in the unsatisfiable core [2019-12-07 17:36:49,439 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:49,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:49,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:49,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:49,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:49,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:49,603 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-07 17:36:49,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860363575] [2019-12-07 17:36:49,603 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:49,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064264379] [2019-12-07 17:36:49,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:36:49,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-12-07 17:36:49,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503015514] [2019-12-07 17:36:49,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 17:36:49,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:49,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 17:36:49,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-12-07 17:36:49,604 INFO L87 Difference]: Start difference. First operand 153 states and 178 transitions. Second operand 12 states. [2019-12-07 17:36:58,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:58,180 INFO L93 Difference]: Finished difference Result 155 states and 179 transitions. [2019-12-07 17:36:58,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 17:36:58,180 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 39 [2019-12-07 17:36:58,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:58,181 INFO L225 Difference]: With dead ends: 155 [2019-12-07 17:36:58,181 INFO L226 Difference]: Without dead ends: 143 [2019-12-07 17:36:58,181 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=83, Invalid=258, Unknown=1, NotChecked=0, Total=342 [2019-12-07 17:36:58,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-12-07 17:36:58,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 48. [2019-12-07 17:36:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-12-07 17:36:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2019-12-07 17:36:58,187 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 39 [2019-12-07 17:36:58,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:58,187 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions. [2019-12-07 17:36:58,187 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 17:36:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2019-12-07 17:36:58,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-07 17:36:58,188 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:58,188 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:36:58,388 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:58,388 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:58,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:58,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1731349772, now seen corresponding path program 1 times [2019-12-07 17:36:58,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:58,389 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909875967] [2019-12-07 17:36:58,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:58,396 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:58,397 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [680810680] [2019-12-07 17:36:58,397 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:58,422 INFO L264 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 17:36:58,423 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:36:58,445 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909875967] [2019-12-07 17:36:58,445 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:58,445 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680810680] [2019-12-07 17:36:58,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:58,445 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-12-07 17:36:58,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110965080] [2019-12-07 17:36:58,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 17:36:58,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:58,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 17:36:58,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:58,446 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 7 states. [2019-12-07 17:36:58,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:58,585 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2019-12-07 17:36:58,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 17:36:58,585 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-12-07 17:36:58,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:58,585 INFO L225 Difference]: With dead ends: 96 [2019-12-07 17:36:58,585 INFO L226 Difference]: Without dead ends: 90 [2019-12-07 17:36:58,586 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-12-07 17:36:58,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-12-07 17:36:58,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 60. [2019-12-07 17:36:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 17:36:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2019-12-07 17:36:58,592 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 41 [2019-12-07 17:36:58,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:58,593 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2019-12-07 17:36:58,593 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 17:36:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2019-12-07 17:36:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-07 17:36:58,593 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:58,593 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2019-12-07 17:36:58,793 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:58,794 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:58,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:58,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1727532550, now seen corresponding path program 1 times [2019-12-07 17:36:58,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:58,794 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529131178] [2019-12-07 17:36:58,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:58,802 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:58,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [193446586] [2019-12-07 17:36:58,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:36:58,858 INFO L264 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 33 conjunts are in the unsatisfiable core [2019-12-07 17:36:58,860 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 17:36:58,952 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529131178] [2019-12-07 17:36:58,952 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:58,953 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193446586] [2019-12-07 17:36:58,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:58,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-12-07 17:36:58,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219071145] [2019-12-07 17:36:58,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 17:36:58,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:58,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 17:36:58,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:36:58,955 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 7 states. [2019-12-07 17:36:59,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:59,122 INFO L93 Difference]: Finished difference Result 142 states and 150 transitions. [2019-12-07 17:36:59,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 17:36:59,123 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-12-07 17:36:59,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:59,123 INFO L225 Difference]: With dead ends: 142 [2019-12-07 17:36:59,123 INFO L226 Difference]: Without dead ends: 134 [2019-12-07 17:36:59,124 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-12-07 17:36:59,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-12-07 17:36:59,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 81. [2019-12-07 17:36:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-12-07 17:36:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2019-12-07 17:36:59,135 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 41 [2019-12-07 17:36:59,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:59,135 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2019-12-07 17:36:59,136 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 17:36:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2019-12-07 17:36:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-07 17:36:59,139 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:59,139 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1] [2019-12-07 17:36:59,339 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:59,340 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:59,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:59,340 INFO L82 PathProgramCache]: Analyzing trace with hash 905373240, now seen corresponding path program 2 times [2019-12-07 17:36:59,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:59,341 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467852238] [2019-12-07 17:36:59,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:59,350 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:59,350 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1023477066] [2019-12-07 17:36:59,350 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:59,405 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 17:36:59,405 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:59,406 INFO L264 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 41 conjunts are in the unsatisfiable core [2019-12-07 17:36:59,407 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:36:59,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:36:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 17:36:59,477 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467852238] [2019-12-07 17:36:59,477 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:36:59,477 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023477066] [2019-12-07 17:36:59,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:36:59,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-12-07 17:36:59,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263716069] [2019-12-07 17:36:59,478 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 17:36:59,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:36:59,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 17:36:59,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:36:59,478 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand 8 states. [2019-12-07 17:36:59,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:36:59,739 INFO L93 Difference]: Finished difference Result 176 states and 186 transitions. [2019-12-07 17:36:59,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-07 17:36:59,739 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2019-12-07 17:36:59,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:36:59,740 INFO L225 Difference]: With dead ends: 176 [2019-12-07 17:36:59,740 INFO L226 Difference]: Without dead ends: 168 [2019-12-07 17:36:59,740 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-12-07 17:36:59,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-12-07 17:36:59,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 90. [2019-12-07 17:36:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-12-07 17:36:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 95 transitions. [2019-12-07 17:36:59,752 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 95 transitions. Word has length 50 [2019-12-07 17:36:59,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:36:59,752 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 95 transitions. [2019-12-07 17:36:59,752 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 17:36:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2019-12-07 17:36:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-07 17:36:59,752 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:36:59,752 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1] [2019-12-07 17:36:59,953 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:59,953 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:36:59,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:36:59,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1852037050, now seen corresponding path program 3 times [2019-12-07 17:36:59,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:36:59,953 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970008729] [2019-12-07 17:36:59,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:36:59,957 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-12-07 17:36:59,957 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [249652454] [2019-12-07 17:36:59,957 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:36:59,981 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-12-07 17:36:59,981 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 17:36:59,982 INFO L264 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 22 conjunts are in the unsatisfiable core [2019-12-07 17:36:59,984 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:37:00,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:37:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-12-07 17:37:00,020 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970008729] [2019-12-07 17:37:00,021 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 17:37:00,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249652454] [2019-12-07 17:37:00,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:37:00,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-12-07 17:37:00,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694788941] [2019-12-07 17:37:00,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 17:37:00,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:00,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 17:37:00,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:37:00,022 INFO L87 Difference]: Start difference. First operand 90 states and 95 transitions. Second operand 7 states. [2019-12-07 17:37:00,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:00,114 INFO L93 Difference]: Finished difference Result 90 states and 95 transitions. [2019-12-07 17:37:00,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:37:00,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2019-12-07 17:37:00,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:00,115 INFO L225 Difference]: With dead ends: 90 [2019-12-07 17:37:00,115 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:37:00,115 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-12-07 17:37:00,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:37:00,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:37:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:37:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:37:00,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2019-12-07 17:37:00,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:00,116 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:37:00,116 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 17:37:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:37:00,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:37:00,316 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:37:00,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:37:00,480 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2019-12-07 17:37:00,593 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2019-12-07 17:37:00,697 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 99 [2019-12-07 17:37:00,975 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-12-07 17:37:01,783 WARN L192 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-12-07 17:37:05,290 WARN L192 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2019-12-07 17:37:05,894 WARN L192 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-12-07 17:37:06,831 WARN L192 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-12-07 17:37:15,322 WARN L192 SmtUtils]: Spent 8.49 s on a formula simplification. DAG size of input: 105 DAG size of output: 53 [2019-12-07 17:37:15,324 INFO L242 CegarLoopResult]: At program point L6-5(lines 5 11) the Hoare annotation is: (let ((.cse1 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse1) ULTIMATE.start_main_~c~0))) (.cse3 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 (= .cse1 ULTIMATE.start_main_~b~0) .cse2 .cse3 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse3 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))))) [2019-12-07 17:37:15,324 INFO L242 CegarLoopResult]: At program point L35-2(lines 35 44) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse1 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0))) ULTIMATE.start_main_~c~0))) (.cse2 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 (<= 1 ULTIMATE.start_main_~y~0) .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~p~0 1) (or (and (= ULTIMATE.start_main_~s~0 1) (= ULTIMATE.start_main_~k~0 0) (<= 1 ULTIMATE.start_main_~c~0) .cse2 (= ULTIMATE.start_main_~c~0 ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) .cse0 .cse1 (<= 1 ULTIMATE.start_main_~a~0) .cse2)) (= ULTIMATE.start_main_~q~0 0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) (<= 1 ULTIMATE.start_main_~b~0)))) [2019-12-07 17:37:15,324 INFO L246 CegarLoopResult]: For program point L6-6(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,324 INFO L246 CegarLoopResult]: For program point L35-3(lines 35 44) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L242 CegarLoopResult]: At program point L6-8(lines 5 11) the Hoare annotation is: (let ((.cse3 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse3) ULTIMATE.start_main_~c~0))) (.cse1 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) (= .cse3 ULTIMATE.start_main_~b~0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse1)))) [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L6-9(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L242 CegarLoopResult]: At program point L6-11(lines 40 41) the Hoare annotation is: (let ((.cse3 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse3) ULTIMATE.start_main_~c~0))) (.cse1 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) (= .cse3 ULTIMATE.start_main_~b~0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse1)))) [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L6-12(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L242 CegarLoopResult]: At program point L6-14(lines 5 11) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))) .cse0 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~p~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~r~0 1) .cse0))) [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L6-15(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L249 CegarLoopResult]: At program point L6-17(lines 5 11) the Hoare annotation is: true [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L7(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L7-1(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L7-2(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,325 INFO L246 CegarLoopResult]: For program point L7-3(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L7-4(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L7-5(lines 7 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L249 CegarLoopResult]: At program point L61(lines 13 62) the Hoare annotation is: true [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L242 CegarLoopResult]: At program point L29-2(lines 29 56) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_main_~y~0)) (.cse1 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) .cse0 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) .cse1) (and (= ULTIMATE.start_main_~s~0 1) (< ULTIMATE.start_main_~c~0 ULTIMATE.start_main_~b~0) (= ULTIMATE.start_main_~p~0 1) (= ULTIMATE.start_main_~q~0 0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse0 (<= 1 ULTIMATE.start_main_~a~0) .cse1))) [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L29-3(lines 29 56) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L6(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,326 INFO L242 CegarLoopResult]: At program point L6-2(lines 5 11) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0))) (.cse1 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0))) ULTIMATE.start_main_~c~0))) (.cse3 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and .cse0 .cse1 (<= 1 ULTIMATE.start_main_~y~0) .cse2 .cse3 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and .cse0 (= ULTIMATE.start_main_~s~0 1) (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse1 (= ULTIMATE.start_main_~r~0 0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (<= 1 ULTIMATE.start_main_~b~0) .cse3))) [2019-12-07 17:37:15,326 INFO L246 CegarLoopResult]: For program point L6-3(lines 6 9) no Hoare annotation was computed. [2019-12-07 17:37:15,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,341 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,341 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,341 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,341 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,351 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:37:15 BoogieIcfgContainer [2019-12-07 17:37:15,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:37:15,370 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:37:15,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:37:15,370 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:37:15,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:36:42" (3/4) ... [2019-12-07 17:37:15,373 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:37:15,380 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 17:37:15,381 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 17:37:15,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((a == y * r + x * p && 1 == cond) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || ((((((((s == 1 && c < b) && p == 1) && q == 0) && r == 0) && a == x) && 1 <= y) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-12-07 17:37:15,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == y * r + x * p && 1 == cond) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((p == 0 && a == y) && r == 1) && 1 <= y) [2019-12-07 17:37:15,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((p == 1 && (((((s == 1 && k == 0) && 1 <= c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && c == a) || ((((b == y && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))))) && q == 0) && r == 0) && a == x) && 1 <= b) [2019-12-07 17:37:15,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((((((a == k * b + c && s == 1) && b == y) && p == 1) && 1 == cond) && r == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && 1 <= b) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-12-07 17:37:15,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && b + 1 <= a) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-12-07 17:37:15,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) [2019-12-07 17:37:15,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) [2019-12-07 17:37:15,419 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d74738cd-d94a-466c-b001-f24180699fd7/bin/uautomizer/witness.graphml [2019-12-07 17:37:15,419 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:37:15,420 INFO L168 Benchmark]: Toolchain (without parser) took 33657.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -154.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:37:15,420 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: Boogie Preprocessor took 14.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: RCFGBuilder took 174.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: TraceAbstraction took 33216.41 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.1 MB). Peak memory consumption was 319.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:37:15,421 INFO L168 Benchmark]: Witness Printer took 49.51 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: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:37:15,423 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 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 175.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 174.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33216.41 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.1 MB). Peak memory consumption was 319.0 MB. Max. memory is 11.5 GB. * Witness Printer took 49.51 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: 9.0 MB). Peak memory consumption was 9.0 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[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) - InvariantResult [Line: 29]: Loop Invariant [2019-12-07 17:37:15,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: ((((a == y * r + x * p && 1 == cond) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || ((((((((s == 1 && c < b) && p == 1) && q == 0) && r == 0) && a == x) && 1 <= y) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - InvariantResult [Line: 5]: Loop Invariant [2019-12-07 17:37:15,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && b + 1 <= a) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - InvariantResult [Line: 35]: Loop Invariant [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((p == 1 && (((((s == 1 && k == 0) && 1 <= c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && c == a) || ((((b == y && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))))) && q == 0) && r == 0) && a == x) && 1 <= b) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant [2019-12-07 17:37:15,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == y * r + x * p && 1 == cond) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((p == 0 && a == y) && r == 1) && 1 <= y) - InvariantResult [Line: 5]: Loop Invariant [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) - InvariantResult [Line: 5]: Loop Invariant [2019-12-07 17:37:15,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-12-07 17:37:15,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-12-07 17:37:15,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((((((a == k * b + c && s == 1) && b == y) && p == 1) && 1 == cond) && r == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && 1 <= b) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 33 locations, 6 error locations. Result: SAFE, OverallTime: 18.1s, OverallIterations: 19, TraceHistogramMax: 6, AutomataDifference: 12.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, HoareTripleCheckerStatistics: 450 SDtfs, 713 SDslu, 1056 SDs, 0 SdLazy, 1806 SolverSat, 247 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 542 GetRequests, 402 SyntacticMatches, 1 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 19 MinimizatonAttempts, 571 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 57 NumberOfFragments, 879 HoareAnnotationTreeSize, 9 FomulaSimplifications, 188123 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 11284 FormulaSimplificationTreeSizeReductionInter, 14.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 492 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 473 ConstructedInterpolants, 4 QuantifiedInterpolants, 176375 SizeOfPredicates, 155 NumberOfNonLiveVariables, 1690 ConjunctsInSsa, 381 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 240/436 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...