./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label33_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_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label33_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 6f0a6eac4c78ce391e1710b755d772fabb9d4b99 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:23:09,418 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:23:09,420 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:23:09,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:23:09,426 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:23:09,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:23:09,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:23:09,429 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:23:09,430 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:23:09,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:23:09,431 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:23:09,431 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:23:09,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:23:09,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:23:09,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:23:09,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:23:09,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:23:09,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:23:09,437 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:23:09,438 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:23:09,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:23:09,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:23:09,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:23:09,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:23:09,442 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:23:09,442 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:23:09,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:23:09,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:23:09,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:23:09,445 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:23:09,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:23:09,445 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:23:09,445 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:23:09,446 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:23:09,446 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:23:09,447 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:23:09,447 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 02:23:09,456 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:23:09,456 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:23:09,457 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:23:09,457 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 02:23:09,457 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 02:23:09,457 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 02:23:09,457 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 02:23:09,458 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 02:23:09,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:23:09,459 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:23:09,459 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:23:09,459 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:23:09,460 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:23:09,461 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:23:09,461 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:23:09,461 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:23:09,461 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 02:23:09,461 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 02:23:09,461 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:23:09,462 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 02:23:09,462 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_e7902a3c-695b-4326-88cb-9215634e58ab/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 -> 6f0a6eac4c78ce391e1710b755d772fabb9d4b99 [2018-12-02 02:23:09,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:23:09,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:23:09,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:23:09,494 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:23:09,495 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:23:09,495 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem03_label33_true-unreach-call.c [2018-12-02 02:23:09,532 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/data/71fb3ebce/ed1cbd73a443428cb3d8f8074cda5561/FLAGffcc54852 [2018-12-02 02:23:09,922 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:23:09,923 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/sv-benchmarks/c/eca-rers2012/Problem03_label33_true-unreach-call.c [2018-12-02 02:23:09,932 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/data/71fb3ebce/ed1cbd73a443428cb3d8f8074cda5561/FLAGffcc54852 [2018-12-02 02:23:09,940 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/data/71fb3ebce/ed1cbd73a443428cb3d8f8074cda5561 [2018-12-02 02:23:09,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:23:09,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:23:09,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:23:09,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:23:09,946 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:23:09,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:23:09" (1/1) ... [2018-12-02 02:23:09,948 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 02.12 02:23:09, skipping insertion in model container [2018-12-02 02:23:09,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:23:09" (1/1) ... [2018-12-02 02:23:09,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:23:09,994 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:23:10,290 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:23:10,293 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:23:10,468 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:23:10,479 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:23:10,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10 WrapperNode [2018-12-02 02:23:10,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:23:10,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:23:10,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:23:10,480 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:23:10,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:23:10,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:23:10,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:23:10,506 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:23:10,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... [2018-12-02 02:23:10,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:23:10,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:23:10,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:23:10,561 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:23:10,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 02:23:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 02:23:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 02:23:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 02:23:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:23:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:23:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 02:23:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 02:23:11,609 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:23:11,610 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 02:23:11,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:23:11 BoogieIcfgContainer [2018-12-02 02:23:11,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:23:11,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 02:23:11,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 02:23:11,614 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 02:23:11,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:23:09" (1/3) ... [2018-12-02 02:23:11,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65664b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:23:11, skipping insertion in model container [2018-12-02 02:23:11,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:23:10" (2/3) ... [2018-12-02 02:23:11,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65664b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:23:11, skipping insertion in model container [2018-12-02 02:23:11,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:23:11" (3/3) ... [2018-12-02 02:23:11,617 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label33_true-unreach-call.c [2018-12-02 02:23:11,626 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 02:23:11,633 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 02:23:11,646 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 02:23:11,674 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 02:23:11,674 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 02:23:11,674 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 02:23:11,674 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:23:11,674 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:23:11,674 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 02:23:11,674 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:23:11,674 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 02:23:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2018-12-02 02:23:11,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 02:23:11,700 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:11,701 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:11,703 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:11,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:11,706 INFO L82 PathProgramCache]: Analyzing trace with hash 10375448, now seen corresponding path program 1 times [2018-12-02 02:23:11,707 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:11,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:11,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:11,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:11,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:12,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:23:12,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 02:23:12,111 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:12,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 02:23:12,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 02:23:12,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:23:12,124 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2018-12-02 02:23:13,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:13,312 INFO L93 Difference]: Finished difference Result 1070 states and 1920 transitions. [2018-12-02 02:23:13,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 02:23:13,313 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2018-12-02 02:23:13,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:13,324 INFO L225 Difference]: With dead ends: 1070 [2018-12-02 02:23:13,324 INFO L226 Difference]: Without dead ends: 677 [2018-12-02 02:23:13,328 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:23:13,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2018-12-02 02:23:13,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 458. [2018-12-02 02:23:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-12-02 02:23:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 752 transitions. [2018-12-02 02:23:13,371 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 752 transitions. Word has length 165 [2018-12-02 02:23:13,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:13,371 INFO L480 AbstractCegarLoop]: Abstraction has 458 states and 752 transitions. [2018-12-02 02:23:13,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 02:23:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 752 transitions. [2018-12-02 02:23:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 02:23:13,376 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:13,376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:13,376 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:13,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:13,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1859025983, now seen corresponding path program 1 times [2018-12-02 02:23:13,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:13,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:13,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:13,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:13,378 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:13,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:23:13,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:23:13,537 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:13,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:23:13,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:23:13,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:23:13,539 INFO L87 Difference]: Start difference. First operand 458 states and 752 transitions. Second operand 6 states. [2018-12-02 02:23:14,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:14,278 INFO L93 Difference]: Finished difference Result 1354 states and 2256 transitions. [2018-12-02 02:23:14,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 02:23:14,278 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 192 [2018-12-02 02:23:14,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:14,284 INFO L225 Difference]: With dead ends: 1354 [2018-12-02 02:23:14,284 INFO L226 Difference]: Without dead ends: 902 [2018-12-02 02:23:14,286 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 [2018-12-02 02:23:14,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2018-12-02 02:23:14,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 885. [2018-12-02 02:23:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2018-12-02 02:23:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1304 transitions. [2018-12-02 02:23:14,318 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1304 transitions. Word has length 192 [2018-12-02 02:23:14,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:14,319 INFO L480 AbstractCegarLoop]: Abstraction has 885 states and 1304 transitions. [2018-12-02 02:23:14,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:23:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1304 transitions. [2018-12-02 02:23:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 02:23:14,322 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:14,323 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:14,323 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:14,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:14,323 INFO L82 PathProgramCache]: Analyzing trace with hash 905284202, now seen corresponding path program 1 times [2018-12-02 02:23:14,323 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:14,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:14,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:14,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:14,324 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:14,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:23:14,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 02:23:14,469 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:14,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 02:23:14,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 02:23:14,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:23:14,471 INFO L87 Difference]: Start difference. First operand 885 states and 1304 transitions. Second operand 4 states. [2018-12-02 02:23:15,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:15,487 INFO L93 Difference]: Finished difference Result 3250 states and 4886 transitions. [2018-12-02 02:23:15,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 02:23:15,487 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 210 [2018-12-02 02:23:15,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:15,493 INFO L225 Difference]: With dead ends: 3250 [2018-12-02 02:23:15,493 INFO L226 Difference]: Without dead ends: 2371 [2018-12-02 02:23:15,495 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 [2018-12-02 02:23:15,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2371 states. [2018-12-02 02:23:15,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2371 to 1938. [2018-12-02 02:23:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1938 states. [2018-12-02 02:23:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1938 states and 2697 transitions. [2018-12-02 02:23:15,525 INFO L78 Accepts]: Start accepts. Automaton has 1938 states and 2697 transitions. Word has length 210 [2018-12-02 02:23:15,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:15,526 INFO L480 AbstractCegarLoop]: Abstraction has 1938 states and 2697 transitions. [2018-12-02 02:23:15,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 02:23:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2697 transitions. [2018-12-02 02:23:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 02:23:15,529 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:15,529 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:15,530 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:15,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:15,530 INFO L82 PathProgramCache]: Analyzing trace with hash 841120803, now seen corresponding path program 1 times [2018-12-02 02:23:15,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:15,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:15,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:15,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:15,531 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:15,623 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 50 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 02:23:15,624 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:15,624 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:15,625 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 227 with the following transitions: [2018-12-02 02:23:15,626 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [20], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [68], [71], [75], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:15,666 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:15,666 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:16,115 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 02:23:16,116 INFO L272 AbstractInterpreter]: Visited 167 different actions 167 times. Never merged. Never widened. Performed 3903 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3903 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 88 variables. [2018-12-02 02:23:16,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:16,126 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 02:23:16,601 INFO L227 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 71.13% of their original sizes. [2018-12-02 02:23:16,602 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 02:23:16,705 INFO L418 sIntCurrentIteration]: We unified 225 AI predicates to 225 [2018-12-02 02:23:16,705 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 02:23:16,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:23:16,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [6] total 18 [2018-12-02 02:23:16,706 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:16,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 02:23:16,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 02:23:16,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2018-12-02 02:23:16,707 INFO L87 Difference]: Start difference. First operand 1938 states and 2697 transitions. Second operand 14 states. [2018-12-02 02:23:24,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:24,182 INFO L93 Difference]: Finished difference Result 4078 states and 5661 transitions. [2018-12-02 02:23:24,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:23:24,182 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 226 [2018-12-02 02:23:24,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:24,187 INFO L225 Difference]: With dead ends: 4078 [2018-12-02 02:23:24,187 INFO L226 Difference]: Without dead ends: 2146 [2018-12-02 02:23:24,189 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 226 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2018-12-02 02:23:24,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2018-12-02 02:23:24,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2145. [2018-12-02 02:23:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2145 states. [2018-12-02 02:23:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 2145 states and 2914 transitions. [2018-12-02 02:23:24,217 INFO L78 Accepts]: Start accepts. Automaton has 2145 states and 2914 transitions. Word has length 226 [2018-12-02 02:23:24,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:24,217 INFO L480 AbstractCegarLoop]: Abstraction has 2145 states and 2914 transitions. [2018-12-02 02:23:24,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 02:23:24,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2914 transitions. [2018-12-02 02:23:24,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-02 02:23:24,220 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:24,220 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:24,221 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:24,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:24,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1825198620, now seen corresponding path program 1 times [2018-12-02 02:23:24,221 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:24,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:24,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:24,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:24,222 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 67 proven. 39 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 02:23:24,325 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:24,325 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:24,325 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 238 with the following transitions: [2018-12-02 02:23:24,326 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [20], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [68], [71], [75], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:24,330 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:24,330 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:24,954 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 02:23:24,954 INFO L272 AbstractInterpreter]: Visited 171 different actions 336 times. Merged at 4 different actions 4 times. Never widened. Performed 7831 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7831 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 02:23:24,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:24,956 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 02:23:25,399 INFO L227 lantSequenceWeakener]: Weakened 232 states. On average, predicates are now at 71.58% of their original sizes. [2018-12-02 02:23:25,399 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 02:23:25,593 INFO L418 sIntCurrentIteration]: We unified 236 AI predicates to 236 [2018-12-02 02:23:25,593 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 02:23:25,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:23:25,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [6] total 25 [2018-12-02 02:23:25,593 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:25,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-02 02:23:25,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-02 02:23:25,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2018-12-02 02:23:25,594 INFO L87 Difference]: Start difference. First operand 2145 states and 2914 transitions. Second operand 21 states. [2018-12-02 02:23:31,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:31,745 INFO L93 Difference]: Finished difference Result 4289 states and 5884 transitions. [2018-12-02 02:23:31,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 02:23:31,745 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 237 [2018-12-02 02:23:31,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:31,751 INFO L225 Difference]: With dead ends: 4289 [2018-12-02 02:23:31,751 INFO L226 Difference]: Without dead ends: 2357 [2018-12-02 02:23:31,754 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 245 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2018-12-02 02:23:31,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2357 states. [2018-12-02 02:23:31,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2357 to 2355. [2018-12-02 02:23:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2355 states. [2018-12-02 02:23:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 2355 states and 3141 transitions. [2018-12-02 02:23:31,804 INFO L78 Accepts]: Start accepts. Automaton has 2355 states and 3141 transitions. Word has length 237 [2018-12-02 02:23:31,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:31,804 INFO L480 AbstractCegarLoop]: Abstraction has 2355 states and 3141 transitions. [2018-12-02 02:23:31,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-02 02:23:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 3141 transitions. [2018-12-02 02:23:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-02 02:23:31,810 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:31,810 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:31,810 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:31,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:31,811 INFO L82 PathProgramCache]: Analyzing trace with hash 975693672, now seen corresponding path program 1 times [2018-12-02 02:23:31,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:31,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:31,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:31,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:31,812 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 95 proven. 30 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 02:23:31,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:31,903 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:31,903 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 248 with the following transitions: [2018-12-02 02:23:31,904 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [20], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [71], [75], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:31,909 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:31,909 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:32,569 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:32,569 INFO L272 AbstractInterpreter]: Visited 172 different actions 512 times. Merged at 7 different actions 18 times. Never widened. Performed 12748 root evaluator evaluations with a maximum evaluation depth of 3. Performed 12748 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 5 fixpoints after 2 different actions. Largest state had 88 variables. [2018-12-02 02:23:32,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:32,571 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:32,571 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:32,571 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:32,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:32,577 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:32,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 02:23:32,779 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 97 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-02 02:23:32,894 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 02:23:32,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 02:23:32,895 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 02:23:32,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 02:23:32,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 02:23:32,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-02 02:23:32,895 INFO L87 Difference]: Start difference. First operand 2355 states and 3141 transitions. Second operand 9 states. [2018-12-02 02:23:34,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:34,729 INFO L93 Difference]: Finished difference Result 6212 states and 8941 transitions. [2018-12-02 02:23:34,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 02:23:34,729 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 247 [2018-12-02 02:23:34,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:34,742 INFO L225 Difference]: With dead ends: 6212 [2018-12-02 02:23:34,742 INFO L226 Difference]: Without dead ends: 4280 [2018-12-02 02:23:34,746 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 494 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2018-12-02 02:23:34,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4280 states. [2018-12-02 02:23:34,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4280 to 4256. [2018-12-02 02:23:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4256 states. [2018-12-02 02:23:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5585 transitions. [2018-12-02 02:23:34,808 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5585 transitions. Word has length 247 [2018-12-02 02:23:34,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:34,808 INFO L480 AbstractCegarLoop]: Abstraction has 4256 states and 5585 transitions. [2018-12-02 02:23:34,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 02:23:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5585 transitions. [2018-12-02 02:23:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-02 02:23:34,814 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:34,814 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 02:23:34,814 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:34,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:34,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1506214579, now seen corresponding path program 1 times [2018-12-02 02:23:34,815 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:34,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:34,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:34,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:34,815 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:34,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:34,943 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:34,944 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 293 with the following transitions: [2018-12-02 02:23:34,944 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [436], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:34,948 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:34,948 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:35,661 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:35,661 INFO L272 AbstractInterpreter]: Visited 170 different actions 505 times. Merged at 6 different actions 17 times. Never widened. Performed 12394 root evaluator evaluations with a maximum evaluation depth of 3. Performed 12394 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-12-02 02:23:35,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:35,664 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:35,664 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:35,664 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:35,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:35,670 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:35,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:35,807 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:35,807 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:23:35,886 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 02:23:35,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-02 02:23:35,886 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 02:23:35,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:23:35,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:23:35,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:23:35,887 INFO L87 Difference]: Start difference. First operand 4256 states and 5585 transitions. Second operand 7 states. [2018-12-02 02:23:37,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:37,337 INFO L93 Difference]: Finished difference Result 14202 states and 20570 transitions. [2018-12-02 02:23:37,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:23:37,338 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 292 [2018-12-02 02:23:37,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:37,363 INFO L225 Difference]: With dead ends: 14202 [2018-12-02 02:23:37,363 INFO L226 Difference]: Without dead ends: 10369 [2018-12-02 02:23:37,370 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 593 GetRequests, 583 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-02 02:23:37,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10369 states. [2018-12-02 02:23:37,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10369 to 10030. [2018-12-02 02:23:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10030 states. [2018-12-02 02:23:37,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10030 states to 10030 states and 13241 transitions. [2018-12-02 02:23:37,507 INFO L78 Accepts]: Start accepts. Automaton has 10030 states and 13241 transitions. Word has length 292 [2018-12-02 02:23:37,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:37,508 INFO L480 AbstractCegarLoop]: Abstraction has 10030 states and 13241 transitions. [2018-12-02 02:23:37,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:23:37,508 INFO L276 IsEmpty]: Start isEmpty. Operand 10030 states and 13241 transitions. [2018-12-02 02:23:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 02:23:37,519 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:37,520 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:37,520 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:37,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:37,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1496767028, now seen corresponding path program 1 times [2018-12-02 02:23:37,520 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:37,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:37,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:37,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:37,521 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:37,638 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 148 proven. 35 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 02:23:37,638 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:37,638 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:37,638 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 301 with the following transitions: [2018-12-02 02:23:37,638 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [20], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [315], [320], [322], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:37,642 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:37,642 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:38,623 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:38,623 INFO L272 AbstractInterpreter]: Visited 174 different actions 695 times. Merged at 8 different actions 35 times. Widened at 1 different actions 1 times. Performed 17485 root evaluator evaluations with a maximum evaluation depth of 3. Performed 17485 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 88 variables. [2018-12-02 02:23:38,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:38,625 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:38,625 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:38,625 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:38,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:38,631 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:38,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 175 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 02:23:38,843 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 148 proven. 35 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 02:23:38,993 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 02:23:38,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2018-12-02 02:23:38,993 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 02:23:38,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 02:23:38,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 02:23:38,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2018-12-02 02:23:38,994 INFO L87 Difference]: Start difference. First operand 10030 states and 13241 transitions. Second operand 10 states. [2018-12-02 02:23:42,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:42,819 INFO L93 Difference]: Finished difference Result 38850 states and 58089 transitions. [2018-12-02 02:23:42,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-12-02 02:23:42,819 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 300 [2018-12-02 02:23:42,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:42,904 INFO L225 Difference]: With dead ends: 38850 [2018-12-02 02:23:42,904 INFO L226 Difference]: Without dead ends: 29243 [2018-12-02 02:23:42,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 691 GetRequests, 635 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=628, Invalid=2564, Unknown=0, NotChecked=0, Total=3192 [2018-12-02 02:23:42,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29243 states. [2018-12-02 02:23:43,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29243 to 28589. [2018-12-02 02:23:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28589 states. [2018-12-02 02:23:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28589 states to 28589 states and 36216 transitions. [2018-12-02 02:23:43,402 INFO L78 Accepts]: Start accepts. Automaton has 28589 states and 36216 transitions. Word has length 300 [2018-12-02 02:23:43,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:43,402 INFO L480 AbstractCegarLoop]: Abstraction has 28589 states and 36216 transitions. [2018-12-02 02:23:43,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 02:23:43,402 INFO L276 IsEmpty]: Start isEmpty. Operand 28589 states and 36216 transitions. [2018-12-02 02:23:43,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-02 02:23:43,421 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:43,421 INFO L402 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 02:23:43,421 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:43,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:43,422 INFO L82 PathProgramCache]: Analyzing trace with hash 48859254, now seen corresponding path program 1 times [2018-12-02 02:23:43,422 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:43,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:43,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:43,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:43,422 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 02:23:43,566 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:43,566 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:43,567 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-12-02 02:23:43,567 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [428], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:43,570 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:43,570 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:44,474 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:44,474 INFO L272 AbstractInterpreter]: Visited 171 different actions 677 times. Merged at 7 different actions 25 times. Never widened. Performed 17226 root evaluator evaluations with a maximum evaluation depth of 3. Performed 17226 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 6 fixpoints after 3 different actions. Largest state had 88 variables. [2018-12-02 02:23:44,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:44,476 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:44,476 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:44,477 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:44,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:44,483 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:44,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 02:23:44,652 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 02:23:44,724 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 02:23:44,724 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 02:23:44,724 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 02:23:44,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 02:23:44,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 02:23:44,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-12-02 02:23:44,725 INFO L87 Difference]: Start difference. First operand 28589 states and 36216 transitions. Second operand 9 states. [2018-12-02 02:23:47,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:47,327 INFO L93 Difference]: Finished difference Result 51680 states and 66020 transitions. [2018-12-02 02:23:47,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-02 02:23:47,328 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 311 [2018-12-02 02:23:47,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:47,381 INFO L225 Difference]: With dead ends: 51680 [2018-12-02 02:23:47,381 INFO L226 Difference]: Without dead ends: 32715 [2018-12-02 02:23:47,404 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 656 GetRequests, 631 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=481, Unknown=0, NotChecked=0, Total=650 [2018-12-02 02:23:47,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32715 states. [2018-12-02 02:23:47,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32715 to 32650. [2018-12-02 02:23:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32650 states. [2018-12-02 02:23:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32650 states to 32650 states and 40575 transitions. [2018-12-02 02:23:47,741 INFO L78 Accepts]: Start accepts. Automaton has 32650 states and 40575 transitions. Word has length 311 [2018-12-02 02:23:47,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:47,741 INFO L480 AbstractCegarLoop]: Abstraction has 32650 states and 40575 transitions. [2018-12-02 02:23:47,741 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 02:23:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 32650 states and 40575 transitions. [2018-12-02 02:23:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-12-02 02:23:47,760 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:47,760 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:47,760 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:47,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:47,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1952493399, now seen corresponding path program 1 times [2018-12-02 02:23:47,761 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:47,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:47,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:47,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:47,761 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 172 proven. 4 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 02:23:47,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:47,855 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:47,855 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 341 with the following transitions: [2018-12-02 02:23:47,855 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [436], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:47,859 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:47,859 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:48,484 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:48,484 INFO L272 AbstractInterpreter]: Visited 173 different actions 513 times. Merged at 7 different actions 18 times. Never widened. Performed 12539 root evaluator evaluations with a maximum evaluation depth of 3. Performed 12539 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 5 fixpoints after 2 different actions. Largest state had 88 variables. [2018-12-02 02:23:48,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:48,486 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:48,486 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:48,486 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/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 [2018-12-02 02:23:48,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:48,492 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:48,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 02:23:48,647 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 172 proven. 4 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 02:23:48,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 02:23:48,710 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 4 [2018-12-02 02:23:48,710 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 02:23:48,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:23:48,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:23:48,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:23:48,710 INFO L87 Difference]: Start difference. First operand 32650 states and 40575 transitions. Second operand 3 states. [2018-12-02 02:23:49,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:49,137 INFO L93 Difference]: Finished difference Result 49721 states and 61685 transitions. [2018-12-02 02:23:49,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:23:49,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2018-12-02 02:23:49,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:49,185 INFO L225 Difference]: With dead ends: 49721 [2018-12-02 02:23:49,185 INFO L226 Difference]: Without dead ends: 32644 [2018-12-02 02:23:49,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:23:49,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32644 states. [2018-12-02 02:23:49,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32644 to 32644. [2018-12-02 02:23:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32644 states. [2018-12-02 02:23:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32644 states to 32644 states and 40560 transitions. [2018-12-02 02:23:49,536 INFO L78 Accepts]: Start accepts. Automaton has 32644 states and 40560 transitions. Word has length 340 [2018-12-02 02:23:49,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:49,536 INFO L480 AbstractCegarLoop]: Abstraction has 32644 states and 40560 transitions. [2018-12-02 02:23:49,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:23:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32644 states and 40560 transitions. [2018-12-02 02:23:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-02 02:23:49,557 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:23:49,557 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:23:49,557 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:23:49,557 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:49,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1336352340, now seen corresponding path program 1 times [2018-12-02 02:23:49,557 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 02:23:49,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:49,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:49,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:23:49,558 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 02:23:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 195 proven. 20 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-02 02:23:49,791 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:49,791 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 02:23:49,791 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 360 with the following transitions: [2018-12-02 02:23:49,791 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [8], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [56], [57], [61], [65], [76], [80], [84], [88], [92], [95], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [436], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [789], [791], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 02:23:49,794 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 02:23:49,794 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 02:23:50,666 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 02:23:50,666 INFO L272 AbstractInterpreter]: Visited 175 different actions 697 times. Merged at 9 different actions 34 times. Never widened. Performed 17044 root evaluator evaluations with a maximum evaluation depth of 3. Performed 17044 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 12 fixpoints after 4 different actions. Largest state had 88 variables. [2018-12-02 02:23:50,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:23:50,669 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 02:23:50,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:23:50,669 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 02:23:50,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:23:50,674 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 02:23:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:23:50,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:23:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 204 proven. 72 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 02:23:50,868 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 02:23:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 270 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 02:23:50,998 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 02:23:50,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2018-12-02 02:23:50,998 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 02:23:50,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:23:50,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:23:50,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:23:50,999 INFO L87 Difference]: Start difference. First operand 32644 states and 40560 transitions. Second operand 7 states. [2018-12-02 02:23:52,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:23:52,564 INFO L93 Difference]: Finished difference Result 58931 states and 73192 transitions. [2018-12-02 02:23:52,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 02:23:52,564 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 359 [2018-12-02 02:23:52,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:23:52,564 INFO L225 Difference]: With dead ends: 58931 [2018-12-02 02:23:52,565 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 02:23:52,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 740 GetRequests, 720 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2018-12-02 02:23:52,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 02:23:52,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 02:23:52,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 02:23:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 02:23:52,601 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 359 [2018-12-02 02:23:52,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:23:52,601 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 02:23:52,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:23:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 02:23:52,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:23:52,604 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 02:23:52,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:52,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:52,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,608 WARN L180 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 563 [2018-12-02 02:23:53,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:53,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:23:54,270 WARN L180 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 557 [2018-12-02 02:23:54,546 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 128 [2018-12-02 02:23:57,576 WARN L180 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 536 DAG size of output: 175 [2018-12-02 02:23:59,879 WARN L180 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 607 DAG size of output: 109 [2018-12-02 02:24:02,848 WARN L180 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 601 DAG size of output: 109 [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a27~0 |old(~a27~0)|) (= |old(~a3~0)| ~a3~0) (<= ~a6~0 |old(~a6~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,850 INFO L448 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,851 INFO L448 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-12-02 02:24:02,852 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,853 INFO L448 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,854 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse15 (not (= 1 |old(~a27~0)|))) (.cse10 (< 0 |old(~a11~0)|)) (.cse2 (= |old(~a11~0)| ~a11~0)) (.cse11 (not (= 1 |old(~a12~0)|))) (.cse13 (= 1 ~a12~0)) (.cse7 (not (= 1 |old(~a5~0)|))) (.cse8 (< 0 |old(~a12~0)|)) (.cse9 (not (= 1 ~a18~0))) (.cse14 (not (= 1 |old(~a11~0)|))) (.cse0 (= ~a12~0 |old(~a12~0)|)) (.cse1 (= ~a26~0 |old(~a26~0)|)) (.cse3 (= ~a27~0 |old(~a27~0)|)) (.cse4 (= |old(~a3~0)| ~a3~0)) (.cse5 (<= ~a6~0 |old(~a6~0)|)) (.cse12 (= 1 ~a11~0)) (.cse6 (= ~a5~0 |old(~a5~0)|))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7 .cse8 .cse9 .cse10) (or .cse11 .cse7 (and .cse1 .cse4 .cse5 .cse12 .cse6 (= 1 ~a27~0) .cse13) .cse9 .cse14 .cse15) (or (and (and (= ~a19~0 0) (= ~a4~0 1) (= ~a8~0 0) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0)) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) (let ((.cse16 (not (= 1 |old(~a10~0)|))) (.cse17 (not (= 1 |old(~a22~0)|))) (.cse18 (not (= 0 |old(~a11~0)|))) (.cse19 (not (= 1 |old(~a16~0)|))) (.cse20 (not (= 0 |old(~a26~0)|))) (.cse21 (not (= 1 |old(~a1~0)|))) (.cse22 (not (= 0 |old(~a2~0)|))) (.cse23 (not (= 0 |old(~a12~0)|))) (.cse24 (not (= 0 |old(~a25~0)|))) (.cse25 (not (= 0 |old(~a7~0)|)))) (and (or .cse16 .cse17 .cse18 .cse19 .cse9 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse15) (or .cse16 (not (= 0 |old(~a27~0)|)) .cse17 .cse18 .cse19 .cse9 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) .cse7 (not (= 1 |old(~a4~0)|))) (or .cse11 (and .cse1 .cse3 .cse4 .cse5 .cse12 .cse6 .cse13) (< 0 |old(~a6~0)|) .cse7 .cse9 .cse14) (or .cse11 .cse7 .cse9 .cse10 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse13)) (or (and (= ~a27~0 ~a26~0) .cse3 .cse4 .cse5 .cse12 .cse6 .cse13) (or .cse11 (= 2 |old(~a3~0)|) .cse7 (not (= |old(~a26~0)| |old(~a27~0)|))) .cse9 .cse14) (or .cse11 .cse7 .cse9 (and .cse3 .cse4 .cse5 .cse12 .cse6 (= ~a26~0 ~a11~0) .cse13) .cse14 (< 0 |old(~a3~0)|) (not (= |old(~a11~0)| |old(~a26~0)|))) (or .cse7 .cse8 .cse9 .cse14 (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse12 .cse6)))) [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-12-02 02:24:02,855 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,856 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,857 INFO L448 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,858 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-12-02 02:24:02,859 INFO L448 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,860 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,861 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1512) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,862 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-12-02 02:24:02,863 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0) (= ~a26~0 ~a11~0)) [2018-12-02 02:24:02,864 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-12-02 02:24:02,864 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a19~0 0) (= ~a11~0 |old(~a11~0)|) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= |old(~a3~0)| ~a3~0) (= ~a2~0 0) (= ~a26~0 ~a11~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a5~0)|)) (not (= 1 |old(~a4~0)|))) [2018-12-02 02:24:02,864 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-12-02 02:24:02,865 INFO L444 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse3 (<= ~a12~0 0)) (.cse0 (= 1 ~a11~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse4 (<= ~a11~0 0)) (.cse2 (= 1 ~a12~0))) (or (and (<= ~a6~0 0) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse0 .cse1 .cse2) (= 1 ~a27~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 0 |old(~a17~0)|))) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a12~0)|)) (and (= ~a26~0 ~a11~0) (and (<= ~a3~0 0) .cse0 (and .cse1 .cse2))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse3 .cse1 .cse4) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a7~0)|)) (and (= ~a27~0 ~a26~0) .cse0 .cse1 .cse2 (not (= ~a3~0 2))) (not (= 1 |old(~a4~0)|)) (and .cse1 .cse4 .cse2))) [2018-12-02 02:24:02,865 INFO L448 ceAbstractionStarter]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2018-12-02 02:24:02,865 INFO L444 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse3 (<= ~a12~0 0)) (.cse0 (= 1 ~a11~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse4 (<= ~a11~0 0)) (.cse2 (= 1 ~a12~0))) (or (and (<= ~a6~0 0) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse0 .cse1 .cse2) (= 1 ~a27~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 0 |old(~a17~0)|))) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a12~0)|)) (and (= ~a26~0 ~a11~0) (and (<= ~a3~0 0) .cse0 (and .cse1 .cse2))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse3 .cse1 .cse4) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a7~0)|)) (and (= ~a27~0 ~a26~0) .cse0 .cse1 .cse2 (not (= ~a3~0 2))) (not (= 1 |old(~a4~0)|)) (and .cse1 .cse4 .cse2))) [2018-12-02 02:24:02,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:24:02 BoogieIcfgContainer [2018-12-02 02:24:02,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 02:24:02,876 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:24:02,876 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:24:02,876 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:24:02,877 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:23:11" (3/4) ... [2018-12-02 02:24:02,880 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:24:02,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 02:24:02,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 02:24:02,886 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 02:24:02,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 02:24:02,903 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 02:24:02,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((a6 <= 0 && 1 == a11) && a5 == \old(a5)) && 1 == a12) || ((a12 <= 0 && 1 == a11) && a5 == \old(a5))) || (((1 == a11 && a5 == \old(a5)) && 1 == a12) && 1 == a27)) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a25))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(0 == \old(a17))) || !(0 == \old(a19))) || !(1 == \old(a29))) || !(1 == \old(a27))) || !(0 == \old(a12))) || (a26 == a11 && (a3 <= 0 && 1 == a11) && a5 == \old(a5) && 1 == a12)) || !(0 == \old(a6))) || !(1 == \old(a15))) || !(1 == \old(a0))) || !(0 == \old(a8))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || ((a12 <= 0 && a5 == \old(a5)) && a11 <= 0)) || !(0 == \old(a2))) || !(0 == \old(a7))) || ((((a27 == a26 && 1 == a11) && a5 == \old(a5)) && 1 == a12) && !(a3 == 2))) || !(1 == \old(a4))) || ((a5 == \old(a5) && a11 <= 0) && 1 == a12) [2018-12-02 02:24:03,006 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e7902a3c-695b-4326-88cb-9215634e58ab/bin-2019/utaipan/witness.graphml [2018-12-02 02:24:03,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:24:03,007 INFO L168 Benchmark]: Toolchain (without parser) took 53064.45 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 948.1 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,007 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 74.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: Boogie Preprocessor took 54.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: RCFGBuilder took 1049.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.4 MB in the end (delta: 251.5 MB). Peak memory consumption was 251.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: TraceAbstraction took 51264.48 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 836.4 MB in the beginning and 2.4 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,008 INFO L168 Benchmark]: Witness Printer took 130.66 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.3 GB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:24:03,009 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 536.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 74.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1049.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.4 MB in the end (delta: 251.5 MB). Peak memory consumption was 251.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 51264.48 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 836.4 MB in the beginning and 2.4 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 130.66 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.3 GB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1512]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a6 <= 0 && 1 == a11) && a5 == \old(a5)) && 1 == a12) || ((a12 <= 0 && 1 == a11) && a5 == \old(a5))) || (((1 == a11 && a5 == \old(a5)) && 1 == a12) && 1 == a27)) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a25))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(0 == \old(a17))) || !(0 == \old(a19))) || !(1 == \old(a29))) || !(1 == \old(a27))) || !(0 == \old(a12))) || (a26 == a11 && (a3 <= 0 && 1 == a11) && a5 == \old(a5) && 1 == a12)) || !(0 == \old(a6))) || !(1 == \old(a15))) || !(1 == \old(a0))) || !(0 == \old(a8))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || ((a12 <= 0 && a5 == \old(a5)) && a11 <= 0)) || !(0 == \old(a2))) || !(0 == \old(a7))) || ((((a27 == a26 && 1 == a11) && a5 == \old(a5)) && 1 == a12) && !(a3 == 2))) || !(1 == \old(a4))) || ((a5 == \old(a5) && a11 <= 0) && 1 == a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. SAFE Result, 51.1s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 28.6s AutomataDifference, 0.0s DeadEndRemovalTime, 10.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1089 SDtfs, 12439 SDslu, 1383 SDs, 0 SdLazy, 18151 SolverSat, 4249 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.5s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 4366 GetRequests, 4181 SyntacticMatches, 13 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1322 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32650occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.9s AbstIntTime, 8 AbstIntIterations, 2 AbstIntStrong, 0.9987003535717446 AbsIntWeakeningRatio, 0.34490238611713664 AbsIntAvgWeakeningVarsNumRemoved, 56.88503253796095 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 1754 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 549 PreInvPairs, 885 NumberOfFragments, 1171 HoareAnnotationTreeSize, 549 FomulaSimplifications, 63962 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 68396 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 4728 NumberOfCodeBlocks, 4728 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 6554 ConstructedInterpolants, 0 QuantifiedInterpolants, 3653219 SizeOfPredicates, 16 NumberOfNonLiveVariables, 8325 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 4108/4403 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...