./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label59_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label59_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa9f7121969fd508bfc2a70123a715e64e895bca .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:18:12,565 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:18:12,566 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:18:12,572 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:18:12,572 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:18:12,573 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:18:12,573 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:18:12,574 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:18:12,575 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:18:12,576 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:18:12,577 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:18:12,577 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:18:12,578 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:18:12,578 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:18:12,579 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:18:12,580 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:18:12,580 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:18:12,581 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:18:12,583 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:18:12,584 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:18:12,585 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:18:12,585 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:18:12,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:18:12,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:18:12,588 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:18:12,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:18:12,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:18:12,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:18:12,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:18:12,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:18:12,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:18:12,591 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:18:12,592 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:18:12,592 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:18:12,592 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:18:12,593 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:18:12,593 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 15:18:12,601 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:18:12,601 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:18:12,602 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:18:12,602 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:18:12,602 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 15:18:12,602 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 15:18:12,602 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 15:18:12,602 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 15:18:12,602 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 15:18:12,603 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 15:18:12,603 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 15:18:12,603 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 15:18:12,603 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 15:18:12,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:18:12,604 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:18:12,604 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:18:12,605 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 15:18:12,605 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa9f7121969fd508bfc2a70123a715e64e895bca [2018-12-09 15:18:12,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:18:12,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:18:12,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:18:12,633 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:18:12,633 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:18:12,634 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label59_true-unreach-call.c [2018-12-09 15:18:12,672 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/data/66bf5a0ec/bf1c0be5e9f74d2da86811b2f6be1895/FLAG93e8a7f63 [2018-12-09 15:18:13,197 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:18:13,198 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/sv-benchmarks/c/eca-rers2012/Problem16_label59_true-unreach-call.c [2018-12-09 15:18:13,210 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/data/66bf5a0ec/bf1c0be5e9f74d2da86811b2f6be1895/FLAG93e8a7f63 [2018-12-09 15:18:13,702 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/data/66bf5a0ec/bf1c0be5e9f74d2da86811b2f6be1895 [2018-12-09 15:18:13,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:18:13,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:18:13,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:18:13,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:18:13,707 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:18:13,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:18:13" (1/1) ... [2018-12-09 15:18:13,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:13, skipping insertion in model container [2018-12-09 15:18:13,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:18:13" (1/1) ... [2018-12-09 15:18:13,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:18:13,755 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:18:14,054 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:18:14,057 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:18:14,248 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:18:14,258 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:18:14,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14 WrapperNode [2018-12-09 15:18:14,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:18:14,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:18:14,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:18:14,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:18:14,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:18:14,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:18:14,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:18:14,283 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:18:14,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... [2018-12-09 15:18:14,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:18:14,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:18:14,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:18:14,344 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:18:14,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:18:14,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:18:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:18:14,384 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 15:18:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 15:18:14,385 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 15:18:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 15:18:14,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:18:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:18:14,385 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:18:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:18:15,591 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:18:15,591 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 15:18:15,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:18:15 BoogieIcfgContainer [2018-12-09 15:18:15,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:18:15,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:18:15,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:18:15,595 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:18:15,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:18:13" (1/3) ... [2018-12-09 15:18:15,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d12d389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:18:15, skipping insertion in model container [2018-12-09 15:18:15,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:18:14" (2/3) ... [2018-12-09 15:18:15,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d12d389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:18:15, skipping insertion in model container [2018-12-09 15:18:15,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:18:15" (3/3) ... [2018-12-09 15:18:15,598 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label59_true-unreach-call.c [2018-12-09 15:18:15,606 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:18:15,613 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 15:18:15,627 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 15:18:15,651 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:18:15,651 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 15:18:15,651 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:18:15,651 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:18:15,651 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:18:15,651 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:18:15,652 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:18:15,652 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:18:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-09 15:18:15,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 15:18:15,673 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:15,674 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:15,676 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:15,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:15,679 INFO L82 PathProgramCache]: Analyzing trace with hash 441103245, now seen corresponding path program 1 times [2018-12-09 15:18:15,681 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:15,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:15,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:15,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:15,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:15,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:15,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:18:15,872 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:15,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:18:15,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:18:15,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:18:15,889 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2018-12-09 15:18:17,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:17,812 INFO L93 Difference]: Finished difference Result 1509 states and 2834 transitions. [2018-12-09 15:18:17,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 15:18:17,814 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-12-09 15:18:17,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:17,830 INFO L225 Difference]: With dead ends: 1509 [2018-12-09 15:18:17,831 INFO L226 Difference]: Without dead ends: 1019 [2018-12-09 15:18:17,837 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:18:17,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2018-12-09 15:18:17,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 682. [2018-12-09 15:18:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-09 15:18:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1190 transitions. [2018-12-09 15:18:17,903 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1190 transitions. Word has length 50 [2018-12-09 15:18:17,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:17,904 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1190 transitions. [2018-12-09 15:18:17,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:18:17,904 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2018-12-09 15:18:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 15:18:17,906 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:17,906 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:17,907 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:17,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:17,907 INFO L82 PathProgramCache]: Analyzing trace with hash -233546559, now seen corresponding path program 1 times [2018-12-09 15:18:17,907 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:17,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:17,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:17,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:17,908 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:17,996 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:17,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:17,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:18:17,997 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:17,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:18:17,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:18:17,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:18:17,999 INFO L87 Difference]: Start difference. First operand 682 states and 1190 transitions. Second operand 5 states. [2018-12-09 15:18:19,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:19,247 INFO L93 Difference]: Finished difference Result 2068 states and 3645 transitions. [2018-12-09 15:18:19,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:18:19,248 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2018-12-09 15:18:19,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:19,253 INFO L225 Difference]: With dead ends: 2068 [2018-12-09 15:18:19,253 INFO L226 Difference]: Without dead ends: 1392 [2018-12-09 15:18:19,254 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:18:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-12-09 15:18:19,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1374. [2018-12-09 15:18:19,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1374 states. [2018-12-09 15:18:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1374 states and 2277 transitions. [2018-12-09 15:18:19,285 INFO L78 Accepts]: Start accepts. Automaton has 1374 states and 2277 transitions. Word has length 119 [2018-12-09 15:18:19,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:19,285 INFO L480 AbstractCegarLoop]: Abstraction has 1374 states and 2277 transitions. [2018-12-09 15:18:19,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:18:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2277 transitions. [2018-12-09 15:18:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 15:18:19,286 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:19,286 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:19,287 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:19,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:19,287 INFO L82 PathProgramCache]: Analyzing trace with hash -702025816, now seen corresponding path program 1 times [2018-12-09 15:18:19,287 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:19,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:19,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:19,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:19,288 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:19,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:19,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:18:19,379 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:19,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:18:19,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:18:19,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:19,380 INFO L87 Difference]: Start difference. First operand 1374 states and 2277 transitions. Second operand 6 states. [2018-12-09 15:18:20,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:20,629 INFO L93 Difference]: Finished difference Result 3463 states and 5746 transitions. [2018-12-09 15:18:20,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:18:20,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-12-09 15:18:20,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:20,638 INFO L225 Difference]: With dead ends: 3463 [2018-12-09 15:18:20,638 INFO L226 Difference]: Without dead ends: 2095 [2018-12-09 15:18:20,641 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:18:20,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-12-09 15:18:20,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2077. [2018-12-09 15:18:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2018-12-09 15:18:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 3299 transitions. [2018-12-09 15:18:20,682 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 3299 transitions. Word has length 122 [2018-12-09 15:18:20,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:20,682 INFO L480 AbstractCegarLoop]: Abstraction has 2077 states and 3299 transitions. [2018-12-09 15:18:20,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:18:20,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3299 transitions. [2018-12-09 15:18:20,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 15:18:20,683 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:20,684 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:20,684 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:20,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:20,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1139332729, now seen corresponding path program 1 times [2018-12-09 15:18:20,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:20,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:20,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:20,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:20,685 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:20,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:20,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:18:20,762 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:20,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:18:20,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:18:20,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:20,764 INFO L87 Difference]: Start difference. First operand 2077 states and 3299 transitions. Second operand 6 states. [2018-12-09 15:18:21,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:21,807 INFO L93 Difference]: Finished difference Result 4874 states and 7768 transitions. [2018-12-09 15:18:21,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:18:21,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-12-09 15:18:21,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:21,817 INFO L225 Difference]: With dead ends: 4874 [2018-12-09 15:18:21,817 INFO L226 Difference]: Without dead ends: 2803 [2018-12-09 15:18:21,821 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:18:21,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2803 states. [2018-12-09 15:18:21,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2803 to 2790. [2018-12-09 15:18:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2790 states. [2018-12-09 15:18:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 4061 transitions. [2018-12-09 15:18:21,871 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 4061 transitions. Word has length 123 [2018-12-09 15:18:21,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:21,871 INFO L480 AbstractCegarLoop]: Abstraction has 2790 states and 4061 transitions. [2018-12-09 15:18:21,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:18:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 4061 transitions. [2018-12-09 15:18:21,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 15:18:21,872 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:21,872 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:21,872 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:21,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:21,872 INFO L82 PathProgramCache]: Analyzing trace with hash 721853152, now seen corresponding path program 1 times [2018-12-09 15:18:21,873 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:21,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:21,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:21,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:21,873 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:21,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:21,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:18:21,948 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:21,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:18:21,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:18:21,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:21,948 INFO L87 Difference]: Start difference. First operand 2790 states and 4061 transitions. Second operand 6 states. [2018-12-09 15:18:23,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:23,257 INFO L93 Difference]: Finished difference Result 7362 states and 11039 transitions. [2018-12-09 15:18:23,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:18:23,257 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-12-09 15:18:23,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:23,272 INFO L225 Difference]: With dead ends: 7362 [2018-12-09 15:18:23,272 INFO L226 Difference]: Without dead ends: 4578 [2018-12-09 15:18:23,278 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:18:23,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4578 states. [2018-12-09 15:18:23,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4578 to 4526. [2018-12-09 15:18:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4526 states. [2018-12-09 15:18:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 4526 states and 6572 transitions. [2018-12-09 15:18:23,350 INFO L78 Accepts]: Start accepts. Automaton has 4526 states and 6572 transitions. Word has length 126 [2018-12-09 15:18:23,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:23,350 INFO L480 AbstractCegarLoop]: Abstraction has 4526 states and 6572 transitions. [2018-12-09 15:18:23,350 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:18:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 6572 transitions. [2018-12-09 15:18:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 15:18:23,351 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:23,351 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:23,351 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:23,352 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:23,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1023749808, now seen corresponding path program 1 times [2018-12-09 15:18:23,352 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:23,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:23,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:23,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:23,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:23,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:23,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:18:23,429 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:23,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:18:23,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:18:23,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:23,430 INFO L87 Difference]: Start difference. First operand 4526 states and 6572 transitions. Second operand 6 states. [2018-12-09 15:18:25,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:25,366 INFO L93 Difference]: Finished difference Result 12150 states and 17943 transitions. [2018-12-09 15:18:25,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:18:25,366 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-12-09 15:18:25,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:25,380 INFO L225 Difference]: With dead ends: 12150 [2018-12-09 15:18:25,380 INFO L226 Difference]: Without dead ends: 7630 [2018-12-09 15:18:25,385 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:18:25,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7630 states. [2018-12-09 15:18:25,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7630 to 6239. [2018-12-09 15:18:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6239 states. [2018-12-09 15:18:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 6239 states and 8457 transitions. [2018-12-09 15:18:25,474 INFO L78 Accepts]: Start accepts. Automaton has 6239 states and 8457 transitions. Word has length 134 [2018-12-09 15:18:25,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:25,474 INFO L480 AbstractCegarLoop]: Abstraction has 6239 states and 8457 transitions. [2018-12-09 15:18:25,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:18:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6239 states and 8457 transitions. [2018-12-09 15:18:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 15:18:25,475 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:25,476 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:25,476 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:25,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:25,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1718542795, now seen corresponding path program 1 times [2018-12-09 15:18:25,476 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:25,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:25,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:25,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:25,477 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:25,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:18:25,539 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:18:25,539 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 142 with the following transitions: [2018-12-09 15:18:25,540 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:18:25,566 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:18:25,566 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:18:25,923 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 15:18:25,924 INFO L272 AbstractInterpreter]: Visited 99 different actions 283 times. Merged at 4 different actions 7 times. Never widened. Performed 2542 root evaluator evaluations with a maximum evaluation depth of 7. Performed 2542 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 15:18:25,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:25,930 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 15:18:25,930 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:18:25,930 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 15:18:25,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:25,937 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 15:18:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:25,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:18:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:26,015 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 15:18:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:26,065 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:18:26,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2018-12-09 15:18:26,065 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:26,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:18:26,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:18:26,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:26,066 INFO L87 Difference]: Start difference. First operand 6239 states and 8457 transitions. Second operand 3 states. [2018-12-09 15:18:26,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:26,941 INFO L93 Difference]: Finished difference Result 13496 states and 18136 transitions. [2018-12-09 15:18:26,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:18:26,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2018-12-09 15:18:26,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:26,953 INFO L225 Difference]: With dead ends: 13496 [2018-12-09 15:18:26,954 INFO L226 Difference]: Without dead ends: 6203 [2018-12-09 15:18:26,961 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 282 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:26,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6203 states. [2018-12-09 15:18:27,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6203 to 6203. [2018-12-09 15:18:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6203 states. [2018-12-09 15:18:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6203 states to 6203 states and 6929 transitions. [2018-12-09 15:18:27,047 INFO L78 Accepts]: Start accepts. Automaton has 6203 states and 6929 transitions. Word has length 141 [2018-12-09 15:18:27,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:27,047 INFO L480 AbstractCegarLoop]: Abstraction has 6203 states and 6929 transitions. [2018-12-09 15:18:27,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:18:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 6203 states and 6929 transitions. [2018-12-09 15:18:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 15:18:27,048 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:27,049 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:27,049 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:27,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:27,049 INFO L82 PathProgramCache]: Analyzing trace with hash 898320404, now seen corresponding path program 1 times [2018-12-09 15:18:27,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:27,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:27,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:27,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:27,050 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:18:27,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:18:27,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:18:27,117 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:27,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:18:27,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:18:27,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:18:27,118 INFO L87 Difference]: Start difference. First operand 6203 states and 6929 transitions. Second operand 4 states. [2018-12-09 15:18:28,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:18:28,418 INFO L93 Difference]: Finished difference Result 17822 states and 20166 transitions. [2018-12-09 15:18:28,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 15:18:28,418 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 212 [2018-12-09 15:18:28,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:18:28,445 INFO L225 Difference]: With dead ends: 17822 [2018-12-09 15:18:28,445 INFO L226 Difference]: Without dead ends: 11625 [2018-12-09 15:18:28,457 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:18:28,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11625 states. [2018-12-09 15:18:28,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11625 to 11286. [2018-12-09 15:18:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11286 states. [2018-12-09 15:18:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11286 states to 11286 states and 12534 transitions. [2018-12-09 15:18:28,632 INFO L78 Accepts]: Start accepts. Automaton has 11286 states and 12534 transitions. Word has length 212 [2018-12-09 15:18:28,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:18:28,632 INFO L480 AbstractCegarLoop]: Abstraction has 11286 states and 12534 transitions. [2018-12-09 15:18:28,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:18:28,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11286 states and 12534 transitions. [2018-12-09 15:18:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2018-12-09 15:18:28,646 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:18:28,647 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:18:28,647 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:18:28,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:28,647 INFO L82 PathProgramCache]: Analyzing trace with hash 2143846190, now seen corresponding path program 1 times [2018-12-09 15:18:28,647 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:18:28,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:28,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:18:28,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:18:28,648 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:18:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:18:28,901 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 293 proven. 223 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2018-12-09 15:18:28,901 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:18:28,901 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:18:28,901 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 670 with the following transitions: [2018-12-09 15:18:28,901 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:18:28,906 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:18:28,907 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:18:29,110 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 15:18:29,110 INFO L272 AbstractInterpreter]: Visited 272 different actions 272 times. Never merged. Never widened. Performed 2948 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2948 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 15:18:29,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:18:29,111 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 15:18:29,635 INFO L227 lantSequenceWeakener]: Weakened 654 states. On average, predicates are now at 77.52% of their original sizes. [2018-12-09 15:18:29,635 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 15:18:29,658 INFO L418 sIntCurrentIteration]: We unified 668 AI predicates to 668 [2018-12-09 15:18:29,659 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 15:18:29,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:18:29,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 15:18:29,659 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:18:29,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:18:29,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:18:29,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:18:29,660 INFO L87 Difference]: Start difference. First operand 11286 states and 12534 transitions. Second operand 6 states. [2018-12-09 15:19:18,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:19:18,229 INFO L93 Difference]: Finished difference Result 22904 states and 25424 transitions. [2018-12-09 15:19:18,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:19:18,229 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 669 [2018-12-09 15:19:18,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:19:18,243 INFO L225 Difference]: With dead ends: 22904 [2018-12-09 15:19:18,243 INFO L226 Difference]: Without dead ends: 11624 [2018-12-09 15:19:18,250 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 669 GetRequests, 664 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:19:18,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11624 states. [2018-12-09 15:19:18,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11624 to 11623. [2018-12-09 15:19:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11623 states. [2018-12-09 15:19:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 12875 transitions. [2018-12-09 15:19:18,355 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 12875 transitions. Word has length 669 [2018-12-09 15:19:18,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:19:18,355 INFO L480 AbstractCegarLoop]: Abstraction has 11623 states and 12875 transitions. [2018-12-09 15:19:18,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:19:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 12875 transitions. [2018-12-09 15:19:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 909 [2018-12-09 15:19:18,376 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:19:18,376 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:19:18,377 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:19:18,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:19:18,377 INFO L82 PathProgramCache]: Analyzing trace with hash -699169554, now seen corresponding path program 1 times [2018-12-09 15:19:18,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:19:18,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:19:18,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:19:18,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:19:18,378 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:19:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:19:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 462 proven. 223 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2018-12-09 15:19:18,740 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:19:18,740 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:19:18,740 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 909 with the following transitions: [2018-12-09 15:19:18,740 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:19:18,744 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:19:18,744 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:19:19,213 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 15:19:19,213 INFO L272 AbstractInterpreter]: Visited 277 different actions 1108 times. Merged at 9 different actions 32 times. Widened at 1 different actions 1 times. Performed 13364 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13364 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 8 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 15:19:19,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:19:19,242 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 15:19:19,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:19:19,242 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 15:19:19,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:19:19,249 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 15:19:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:19:19,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:19:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 1171 proven. 2 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-12-09 15:19:19,576 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 15:19:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 462 proven. 223 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2018-12-09 15:19:19,889 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 15:19:19,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 15:19:19,889 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 15:19:19,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 15:19:19,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 15:19:19,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 15:19:19,891 INFO L87 Difference]: Start difference. First operand 11623 states and 12875 transitions. Second operand 9 states. [2018-12-09 15:19:21,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:19:21,933 INFO L93 Difference]: Finished difference Result 26178 states and 29805 transitions. [2018-12-09 15:19:21,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 15:19:21,934 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 908 [2018-12-09 15:19:21,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:19:21,954 INFO L225 Difference]: With dead ends: 26178 [2018-12-09 15:19:21,954 INFO L226 Difference]: Without dead ends: 14898 [2018-12-09 15:19:21,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1837 GetRequests, 1819 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-12-09 15:19:21,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14898 states. [2018-12-09 15:19:22,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14898 to 11789. [2018-12-09 15:19:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11789 states. [2018-12-09 15:19:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11789 states to 11789 states and 13064 transitions. [2018-12-09 15:19:22,114 INFO L78 Accepts]: Start accepts. Automaton has 11789 states and 13064 transitions. Word has length 908 [2018-12-09 15:19:22,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:19:22,115 INFO L480 AbstractCegarLoop]: Abstraction has 11789 states and 13064 transitions. [2018-12-09 15:19:22,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 15:19:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 11789 states and 13064 transitions. [2018-12-09 15:19:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1251 [2018-12-09 15:19:22,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:19:22,135 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:19:22,135 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:19:22,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:19:22,135 INFO L82 PathProgramCache]: Analyzing trace with hash 945933775, now seen corresponding path program 1 times [2018-12-09 15:19:22,135 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:19:22,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:19:22,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:19:22,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:19:22,136 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:19:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:19:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2688 backedges. 511 proven. 1352 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2018-12-09 15:19:23,863 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:19:23,863 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:19:23,863 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1251 with the following transitions: [2018-12-09 15:19:23,863 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:19:23,866 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:19:23,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:19:24,090 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 15:19:24,090 INFO L272 AbstractInterpreter]: Visited 277 different actions 548 times. Merged at 4 different actions 4 times. Never widened. Performed 5981 root evaluator evaluations with a maximum evaluation depth of 15. Performed 5981 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 15:19:24,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:19:24,094 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 15:19:24,689 INFO L227 lantSequenceWeakener]: Weakened 1247 states. On average, predicates are now at 77.43% of their original sizes. [2018-12-09 15:19:24,689 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 15:19:24,740 INFO L418 sIntCurrentIteration]: We unified 1249 AI predicates to 1249 [2018-12-09 15:19:24,741 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 15:19:24,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:19:24,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 22 [2018-12-09 15:19:24,741 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:19:24,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 15:19:24,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 15:19:24,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:19:24,742 INFO L87 Difference]: Start difference. First operand 11789 states and 13064 transitions. Second operand 10 states. [2018-12-09 15:20:13,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:20:13,520 INFO L93 Difference]: Finished difference Result 23576 states and 26134 transitions. [2018-12-09 15:20:13,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 15:20:13,521 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1250 [2018-12-09 15:20:13,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:20:13,534 INFO L225 Difference]: With dead ends: 23576 [2018-12-09 15:20:13,535 INFO L226 Difference]: Without dead ends: 12130 [2018-12-09 15:20:13,544 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1257 GetRequests, 1241 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-09 15:20:13,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12130 states. [2018-12-09 15:20:13,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12130 to 12128. [2018-12-09 15:20:13,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12128 states. [2018-12-09 15:20:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12128 states to 12128 states and 13406 transitions. [2018-12-09 15:20:13,656 INFO L78 Accepts]: Start accepts. Automaton has 12128 states and 13406 transitions. Word has length 1250 [2018-12-09 15:20:13,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:20:13,656 INFO L480 AbstractCegarLoop]: Abstraction has 12128 states and 13406 transitions. [2018-12-09 15:20:13,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 15:20:13,656 INFO L276 IsEmpty]: Start isEmpty. Operand 12128 states and 13406 transitions. [2018-12-09 15:20:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1259 [2018-12-09 15:20:13,673 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:20:13,673 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:20:13,674 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:20:13,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:13,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1879603105, now seen corresponding path program 1 times [2018-12-09 15:20:13,674 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:20:13,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:13,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:13,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:13,675 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:20:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:14,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 569 proven. 1175 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2018-12-09 15:20:14,620 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:14,620 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:20:14,620 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1259 with the following transitions: [2018-12-09 15:20:14,621 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:20:14,623 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:20:14,623 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:20:14,904 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 15:20:14,904 INFO L272 AbstractInterpreter]: Visited 278 different actions 820 times. Merged at 4 different actions 7 times. Never widened. Performed 9746 root evaluator evaluations with a maximum evaluation depth of 15. Performed 9746 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 15:20:14,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:14,906 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 15:20:14,906 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:14,906 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 15:20:14,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:14,912 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 15:20:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:15,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:20:15,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 1873 proven. 2 refuted. 0 times theorem prover too weak. 829 trivial. 0 not checked. [2018-12-09 15:20:15,435 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 15:20:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 712 proven. 250 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2018-12-09 15:20:15,980 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 15:20:15,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 13 [2018-12-09 15:20:15,981 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 15:20:15,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 15:20:15,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 15:20:15,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:20:15,982 INFO L87 Difference]: Start difference. First operand 12128 states and 13406 transitions. Second operand 12 states. [2018-12-09 15:20:17,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:20:17,745 INFO L93 Difference]: Finished difference Result 23608 states and 26161 transitions. [2018-12-09 15:20:17,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-09 15:20:17,745 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1258 [2018-12-09 15:20:17,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:20:17,761 INFO L225 Difference]: With dead ends: 23608 [2018-12-09 15:20:17,761 INFO L226 Difference]: Without dead ends: 12162 [2018-12-09 15:20:17,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2554 GetRequests, 2526 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=166, Invalid=484, Unknown=0, NotChecked=0, Total=650 [2018-12-09 15:20:17,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12162 states. [2018-12-09 15:20:17,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12162 to 11813. [2018-12-09 15:20:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11813 states. [2018-12-09 15:20:17,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11813 states to 11813 states and 12742 transitions. [2018-12-09 15:20:17,886 INFO L78 Accepts]: Start accepts. Automaton has 11813 states and 12742 transitions. Word has length 1258 [2018-12-09 15:20:17,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:20:17,887 INFO L480 AbstractCegarLoop]: Abstraction has 11813 states and 12742 transitions. [2018-12-09 15:20:17,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 15:20:17,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11813 states and 12742 transitions. [2018-12-09 15:20:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1280 [2018-12-09 15:20:17,901 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:20:17,902 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:20:17,902 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:20:17,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:17,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1645899673, now seen corresponding path program 1 times [2018-12-09 15:20:17,902 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:20:17,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:17,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:17,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:17,903 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:20:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 922 proven. 265 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2018-12-09 15:20:20,276 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:20,276 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:20:20,276 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1280 with the following transitions: [2018-12-09 15:20:20,276 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:20:20,279 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:20:20,279 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:20:20,567 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 15:20:20,567 INFO L272 AbstractInterpreter]: Visited 285 different actions 841 times. Merged at 4 different actions 7 times. Never widened. Performed 10049 root evaluator evaluations with a maximum evaluation depth of 15. Performed 10049 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 15:20:20,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:20,569 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 15:20:20,569 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:20,569 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 15:20:20,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:20,603 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 15:20:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:20,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:20:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 2272 trivial. 0 not checked. [2018-12-09 15:20:21,116 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 15:20:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 2272 trivial. 0 not checked. [2018-12-09 15:20:21,565 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:20:21,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [11] total 13 [2018-12-09 15:20:21,566 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:20:21,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:20:21,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:20:21,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:20:21,566 INFO L87 Difference]: Start difference. First operand 11813 states and 12742 transitions. Second operand 3 states. [2018-12-09 15:20:22,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:20:22,152 INFO L93 Difference]: Finished difference Result 24649 states and 26573 transitions. [2018-12-09 15:20:22,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:20:22,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1279 [2018-12-09 15:20:22,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:20:22,168 INFO L225 Difference]: With dead ends: 24649 [2018-12-09 15:20:22,168 INFO L226 Difference]: Without dead ends: 11442 [2018-12-09 15:20:22,181 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2569 GetRequests, 2557 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:20:22,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11442 states. [2018-12-09 15:20:22,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11442 to 11101. [2018-12-09 15:20:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11101 states. [2018-12-09 15:20:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11101 states to 11101 states and 11839 transitions. [2018-12-09 15:20:22,290 INFO L78 Accepts]: Start accepts. Automaton has 11101 states and 11839 transitions. Word has length 1279 [2018-12-09 15:20:22,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:20:22,291 INFO L480 AbstractCegarLoop]: Abstraction has 11101 states and 11839 transitions. [2018-12-09 15:20:22,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:20:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11101 states and 11839 transitions. [2018-12-09 15:20:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1658 [2018-12-09 15:20:22,312 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:20:22,312 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:20:22,312 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:20:22,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:22,312 INFO L82 PathProgramCache]: Analyzing trace with hash 683346205, now seen corresponding path program 1 times [2018-12-09 15:20:22,313 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:20:22,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:22,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:22,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:20:22,313 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:20:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:25,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4641 backedges. 1032 proven. 639 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2018-12-09 15:20:25,376 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:25,376 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:20:25,376 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1658 with the following transitions: [2018-12-09 15:20:25,377 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1028], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1320], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 15:20:25,379 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:20:25,379 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:20:25,665 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 15:20:25,666 INFO L272 AbstractInterpreter]: Visited 287 different actions 847 times. Merged at 4 different actions 7 times. Never widened. Performed 10048 root evaluator evaluations with a maximum evaluation depth of 15. Performed 10048 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 15:20:25,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:20:25,668 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 15:20:25,668 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:20:25,668 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 15:20:25,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:20:25,674 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 15:20:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:20:25,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:20:26,465 INFO L134 CoverageAnalysis]: Checked inductivity of 4641 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 4322 trivial. 0 not checked. [2018-12-09 15:20:26,466 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 15:20:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4641 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 4322 trivial. 0 not checked. [2018-12-09 15:20:27,111 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:20:27,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [11] total 12 [2018-12-09 15:20:27,112 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:20:27,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:20:27,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:20:27,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-12-09 15:20:27,112 INFO L87 Difference]: Start difference. First operand 11101 states and 11839 transitions. Second operand 3 states. [2018-12-09 15:20:27,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:20:27,683 INFO L93 Difference]: Finished difference Result 22541 states and 24069 transitions. [2018-12-09 15:20:27,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:20:27,684 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1657 [2018-12-09 15:20:27,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:20:27,685 INFO L225 Difference]: With dead ends: 22541 [2018-12-09 15:20:27,685 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 15:20:27,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3325 GetRequests, 3312 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-12-09 15:20:27,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 15:20:27,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 15:20:27,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 15:20:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 15:20:27,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1657 [2018-12-09 15:20:27,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:20:27,700 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 15:20:27,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:20:27,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 15:20:27,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 15:20:27,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 15:20:27,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,889 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 189 [2018-12-09 15:20:27,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:27,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 15:20:28,251 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 196 [2018-12-09 15:20:28,650 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 64 [2018-12-09 15:20:29,529 WARN L180 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 85 [2018-12-09 15:20:30,356 WARN L180 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 83 [2018-12-09 15:20:31,246 WARN L180 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 90 [2018-12-09 15:20:31,620 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 64 [2018-12-09 15:20:31,621 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:20:31,621 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-09 15:20:31,621 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:20:31,621 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,622 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse10 (< 0 (+ ~a18~0 156))) (.cse2 (= |old(~a16~0)| ~a16~0)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse4 (= |old(~a12~0)| ~a12~0)) (.cse5 (= 5 |old(~a12~0)|)) (.cse7 (= 7 |old(~a12~0)|))) (let ((.cse0 (< 8 |old(~a16~0)|)) (.cse6 (= 12 |old(~a16~0)|)) (.cse11 (< 7 |old(~a12~0)|)) (.cse14 (not .cse7)) (.cse17 (not .cse5)) (.cse20 (= (+ ~a18~0 87) 0)) (.cse16 (not (= 3 |old(~a15~0)|))) (.cse18 (not (= (+ |old(~a18~0)| 87) 0))) (.cse12 (= 6 |old(~a12~0)|)) (.cse19 (not (= 11 |old(~a16~0)|))) (.cse21 (< 10 |old(~a16~0)|)) (.cse13 (not (= 9 |old(~a12~0)|))) (.cse1 (and .cse2 .cse3 .cse4)) (.cse22 (and .cse2 .cse10 .cse3 .cse4)) (.cse9 (<= (+ |old(~a18~0)| 156) 0)) (.cse8 (= 4 |old(~a15~0)|)) (.cse15 (= 10 |old(~a16~0)|))) (and (or .cse0 .cse1) (or (and (and .cse2 .cse3) .cse4) (or .cse5 (or .cse6 .cse7 .cse8))) (or .cse9 .cse10 .cse7 .cse0 .cse11) (or .cse12 .cse9 .cse7 .cse8 .cse10) (or .cse9 .cse10 .cse0 .cse13) (or (or .cse6 .cse8 .cse14 .cse15) (and .cse2 (= 7 ~a12~0) .cse3)) (or .cse16 .cse17 .cse18 .cse19 .cse20) (or .cse7 .cse1 .cse21 .cse11) (or .cse12 .cse7 .cse8 .cse5 .cse1) (or (or .cse14 .cse15) .cse21 .cse1) (or .cse12 .cse9 .cse7 .cse22 .cse15 (= 8 |old(~a16~0)|) .cse21) (or .cse9 .cse17 .cse10 .cse21) (or .cse20 (or .cse16 .cse18 (not .cse12) .cse19)) (or .cse15 .cse21 .cse13 .cse1) (or .cse22 .cse9 .cse8 .cse15)))) [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,623 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 15:20:31,624 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse5 (= 5 |old(~a12~0)|)) (.cse10 (< 0 (+ ~a18~0 156))) (.cse2 (= |old(~a16~0)| ~a16~0)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse4 (= |old(~a12~0)| ~a12~0)) (.cse7 (= 7 |old(~a12~0)|))) (let ((.cse0 (< 8 |old(~a16~0)|)) (.cse6 (= 12 |old(~a16~0)|)) (.cse11 (< 7 |old(~a12~0)|)) (.cse14 (not .cse7)) (.cse12 (= 6 |old(~a12~0)|)) (.cse22 (< 10 |old(~a16~0)|)) (.cse13 (not (= 9 |old(~a12~0)|))) (.cse1 (and .cse2 .cse3 .cse4)) (.cse23 (and .cse2 .cse10 .cse3 .cse4)) (.cse9 (<= (+ |old(~a18~0)| 156) 0)) (.cse8 (= 4 |old(~a15~0)|)) (.cse15 (= 10 |old(~a16~0)|)) (.cse18 (not (= 3 |old(~a15~0)|))) (.cse24 (not .cse5)) (.cse17 (= (+ ~a18~0 87) 0)) (.cse16 (not (= calculate_output_~input 0))) (.cse20 (not (= 11 |old(~a16~0)|))) (.cse21 (= |calculate_output_#in~input| 0)) (.cse19 (not (= (+ |old(~a18~0)| 87) 0)))) (and (or .cse0 .cse1) (or (and (and .cse2 .cse3) .cse4) (or .cse5 (or .cse6 .cse7 .cse8))) (or .cse9 .cse10 .cse7 .cse0 .cse11) (or .cse12 .cse9 .cse7 .cse8 .cse10) (or .cse9 .cse10 .cse0 .cse13) (or (or .cse6 .cse8 .cse14 .cse15) (and .cse2 (= 7 ~a12~0) .cse3)) (or (and .cse16 .cse17) (or .cse18 (not .cse12)) .cse19 .cse20 .cse21) (or .cse7 .cse1 .cse22 .cse11) (or .cse12 .cse7 .cse8 .cse5 .cse1) (or (or .cse14 .cse15) .cse22 .cse1) (or .cse12 .cse9 .cse7 .cse23 .cse15 (= 8 |old(~a16~0)|) .cse22) (or .cse9 .cse24 .cse10 .cse22) (or .cse15 .cse22 .cse13 .cse1) (or .cse23 .cse9 .cse8 .cse15) (or .cse18 .cse24 (and .cse17 .cse16) .cse20 .cse21 .cse19)))) [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,625 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,626 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,627 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,628 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse10 (< 0 (+ ~a18~0 156))) (.cse2 (= |old(~a16~0)| ~a16~0)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse4 (= |old(~a12~0)| ~a12~0)) (.cse5 (= 5 |old(~a12~0)|)) (.cse7 (= 7 |old(~a12~0)|))) (let ((.cse0 (< 8 |old(~a16~0)|)) (.cse6 (= 12 |old(~a16~0)|)) (.cse11 (< 7 |old(~a12~0)|)) (.cse14 (not .cse7)) (.cse17 (= (+ ~a18~0 87) 0)) (.cse18 (not (= 3 |old(~a15~0)|))) (.cse20 (not (= 11 |old(~a16~0)|))) (.cse21 (= |calculate_output_#in~input| 0)) (.cse19 (not (= (+ |old(~a18~0)| 87) 0))) (.cse12 (= 6 |old(~a12~0)|)) (.cse22 (not .cse5)) (.cse16 (< 10 |old(~a16~0)|)) (.cse13 (not (= 9 |old(~a12~0)|))) (.cse1 (and .cse2 .cse3 .cse4)) (.cse23 (and .cse2 .cse10 .cse3 .cse4)) (.cse9 (<= (+ |old(~a18~0)| 156) 0)) (.cse8 (= 4 |old(~a15~0)|)) (.cse15 (= 10 |old(~a16~0)|))) (and (or .cse0 .cse1) (or (and (and .cse2 .cse3) .cse4) (or .cse5 (or .cse6 .cse7 .cse8))) (or .cse9 .cse10 .cse7 .cse0 .cse11) (or .cse12 .cse9 .cse7 .cse8 .cse10) (or .cse9 .cse10 .cse0 .cse13) (or (or .cse6 .cse8 .cse14 .cse15) (and .cse2 (= 7 ~a12~0) .cse3)) (or .cse7 .cse1 .cse16 .cse11) (or .cse12 .cse7 .cse8 .cse5 .cse1) (or .cse17 (or .cse18 (not .cse12)) .cse19 .cse20 .cse21) (or (or .cse14 .cse15) .cse16 .cse1) (or .cse17 .cse18 .cse22 .cse20 .cse21 .cse19) (or .cse12 .cse9 .cse7 .cse23 .cse15 (= 8 |old(~a16~0)|) .cse16) (or .cse9 .cse22 .cse10 .cse16) (or .cse15 .cse16 .cse13 .cse1) (or .cse23 .cse9 .cse8 .cse15)))) [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,629 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,630 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,631 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,632 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 139) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 15:20:31,633 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,634 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,635 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,636 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,637 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-09 15:20:31,638 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= (+ ~a18~0 87) 0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 11) (= |old(~a12~0)| ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|))) [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse3 (not (= 5 ~a12~0))) (.cse6 (< 0 (+ ~a18~0 156))) (.cse2 (not (= ~a12~0 7))) (.cse4 (= 9 ~a12~0)) (.cse7 (<= ~a16~0 9)) (.cse5 (not (= ~a16~0 10))) (.cse0 (not (= ~a15~0 4))) (.cse1 (not (= ~a16~0 12))) (.cse8 (= 7 ~a12~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and (not .cse4) (<= ~a16~0 8)) (and .cse5 .cse0 .cse6) (and .cse7 .cse8) (and (not (= ~a12~0 6)) .cse0 .cse3 .cse2) (not (= 5 |old(~a12~0)|)) (and .cse7 .cse6) (and (<= ~a16~0 10) .cse2 (<= ~a12~0 7)) (and .cse4 (not (= ~a16~0 8)) .cse7) (and .cse5 .cse0 .cse1 .cse8))) [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-09 15:20:31,638 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-09 15:20:31,639 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse3 (not (= 5 ~a12~0))) (.cse6 (< 0 (+ ~a18~0 156))) (.cse2 (not (= ~a12~0 7))) (.cse4 (= 9 ~a12~0)) (.cse7 (<= ~a16~0 9)) (.cse5 (not (= ~a16~0 10))) (.cse0 (not (= ~a15~0 4))) (.cse1 (not (= ~a16~0 12))) (.cse8 (= 7 ~a12~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and (not .cse4) (<= ~a16~0 8)) (and .cse5 .cse0 .cse6) (and .cse7 .cse8) (and (not (= ~a12~0 6)) .cse0 .cse3 .cse2) (not (= 5 |old(~a12~0)|)) (and .cse7 .cse6) (and (<= ~a16~0 10) .cse2 (<= ~a12~0 7)) (and .cse4 (not (= ~a16~0 8)) .cse7) (and .cse5 .cse0 .cse1 .cse8))) [2018-12-09 15:20:31,639 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 15:20:31,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:20:31 BoogieIcfgContainer [2018-12-09 15:20:31,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:20:31,646 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:20:31,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:20:31,646 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:20:31,646 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:18:15" (3/4) ... [2018-12-09 15:20:31,649 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 15:20:31,652 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 15:20:31,652 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 15:20:31,653 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 15:20:31,653 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 15:20:31,665 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 15:20:31,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 15:20:31,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(a15 == 4) && !(a16 == 12)) && !(a12 == 7)) && !(5 == a12)) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || (!(9 == a12) && a16 <= 8)) || ((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156)) || (a16 <= 9 && 7 == a12)) || (((!(a12 == 6) && !(a15 == 4)) && !(5 == a12)) && !(a12 == 7))) || !(5 == \old(a12))) || (a16 <= 9 && 0 < a18 + 156)) || ((a16 <= 10 && !(a12 == 7)) && a12 <= 7)) || ((9 == a12 && !(a16 == 8)) && a16 <= 9)) || (((!(a16 == 10) && !(a15 == 4)) && !(a16 == 12)) && 7 == a12) [2018-12-09 15:20:31,770 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_13e96eb9-414c-48e2-8582-b52ea9d5800e/bin-2019/utaipan/witness.graphml [2018-12-09 15:20:31,770 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:20:31,771 INFO L168 Benchmark]: Toolchain (without parser) took 138067.18 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 956.0 MB in the beginning and 353.0 MB in the end (delta: 603.0 MB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,771 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -81.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: Boogie Preprocessor took 60.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: RCFGBuilder took 1248.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 771.1 MB in the end (delta: 251.9 MB). Peak memory consumption was 251.9 MB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: TraceAbstraction took 136053.16 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 771.1 MB in the beginning and 431.8 MB in the end (delta: 339.3 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,772 INFO L168 Benchmark]: Witness Printer took 124.58 ms. Allocated memory is still 4.9 GB. Free memory was 431.8 MB in the beginning and 353.0 MB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2018-12-09 15:20:31,773 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 553.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -81.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1248.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 771.1 MB in the end (delta: 251.9 MB). Peak memory consumption was 251.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 136053.16 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 771.1 MB in the beginning and 431.8 MB in the end (delta: 339.3 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 124.58 ms. Allocated memory is still 4.9 GB. Free memory was 431.8 MB in the beginning and 353.0 MB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 139]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((!(a15 == 4) && !(a16 == 12)) && !(a12 == 7)) && !(5 == a12)) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || (!(9 == a12) && a16 <= 8)) || ((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156)) || (a16 <= 9 && 7 == a12)) || (((!(a12 == 6) && !(a15 == 4)) && !(5 == a12)) && !(a12 == 7))) || !(5 == \old(a12))) || (a16 <= 9 && 0 < a18 + 156)) || ((a16 <= 10 && !(a12 == 7)) && a12 <= 7)) || ((9 == a12 && !(a16 == 8)) && a16 <= 9)) || (((!(a16 == 10) && !(a15 == 4)) && !(a16 == 12)) && 7 == a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 135.9s OverallTime, 14 OverallIterations, 8 TraceHistogramMax, 113.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2337 SDtfs, 14975 SDslu, 881 SDs, 0 SdLazy, 24797 SolverSat, 3645 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 104.0s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 12557 GetRequests, 12418 SyntacticMatches, 15 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12128occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.2s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9985657565163595 AbsIntWeakeningRatio, 0.04590505998956703 AbsIntAvgWeakeningVarsNumRemoved, 16.742305685967658 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 5970 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1266 PreInvPairs, 1515 NumberOfFragments, 1410 HoareAnnotationTreeSize, 1266 FomulaSimplifications, 91558 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 22571 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 13291 NumberOfCodeBlocks, 13291 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 18510 ConstructedInterpolants, 0 QuantifiedInterpolants, 76284650 SizeOfPredicates, 7 NumberOfNonLiveVariables, 6706 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 24 InterpolantComputations, 13 PerfectInterpolantSequences, 33582/37959 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...