./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.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_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/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 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 03:22:23,753 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:22:23,754 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:22:23,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:22:23,760 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:22:23,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:22:23,761 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:22:23,762 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:22:23,763 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:22:23,763 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:22:23,764 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:22:23,764 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:22:23,764 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:22:23,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:22:23,765 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:22:23,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:22:23,766 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:22:23,767 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:22:23,768 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:22:23,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:22:23,769 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:22:23,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:22:23,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:22:23,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:22:23,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:22:23,771 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:22:23,772 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:22:23,772 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:22:23,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:22:23,773 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:22:23,773 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:22:23,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:22:23,773 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:22:23,774 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:22:23,774 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:22:23,774 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:22:23,774 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 03:22:23,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:22:23,782 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:22:23,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:22:23,782 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 03:22:23,782 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 03:22:23,783 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 03:22:23,783 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 03:22:23,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:22:23,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:22:23,784 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 03:22:23,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:22:23,785 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:22:23,786 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 03:22:23,786 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_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/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 -> 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 [2018-12-02 03:22:23,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:22:23,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:22:23,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:22:23,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:22:23,816 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:22:23,816 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-12-02 03:22:23,862 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/data/43b132f5f/f2b2864efe30433f9e5602ba09121ebe/FLAG10ed56225 [2018-12-02 03:22:24,214 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:22:24,215 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-12-02 03:22:24,223 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/data/43b132f5f/f2b2864efe30433f9e5602ba09121ebe/FLAG10ed56225 [2018-12-02 03:22:24,233 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/data/43b132f5f/f2b2864efe30433f9e5602ba09121ebe [2018-12-02 03:22:24,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:22:24,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:22:24,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:22:24,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:22:24,238 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:22:24,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24, skipping insertion in model container [2018-12-02 03:22:24,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:22:24,269 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:22:24,452 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:22:24,455 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:22:24,542 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:22:24,551 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:22:24,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24 WrapperNode [2018-12-02 03:22:24,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:22:24,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:22:24,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:22:24,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:22:24,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:22:24,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:22:24,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:22:24,569 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:22:24,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... [2018-12-02 03:22:24,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:22:24,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:22:24,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:22:24,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:22:24,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/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 03:22:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 03:22:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 03:22:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 03:22:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 03:22:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:22:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:22:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 03:22:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 03:22:25,180 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:22:25,180 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 03:22:25,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:22:25 BoogieIcfgContainer [2018-12-02 03:22:25,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:22:25,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 03:22:25,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 03:22:25,183 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 03:22:25,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:22:24" (1/3) ... [2018-12-02 03:22:25,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a622553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:22:25, skipping insertion in model container [2018-12-02 03:22:25,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:22:24" (2/3) ... [2018-12-02 03:22:25,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a622553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:22:25, skipping insertion in model container [2018-12-02 03:22:25,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:22:25" (3/3) ... [2018-12-02 03:22:25,185 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label32_true-unreach-call_false-termination.c [2018-12-02 03:22:25,191 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 03:22:25,197 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 03:22:25,206 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 03:22:25,226 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 03:22:25,226 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 03:22:25,226 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 03:22:25,226 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 03:22:25,226 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 03:22:25,227 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 03:22:25,227 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 03:22:25,227 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 03:22:25,240 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-02 03:22:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 03:22:25,247 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:25,248 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] [2018-12-02 03:22:25,249 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:25,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:25,253 INFO L82 PathProgramCache]: Analyzing trace with hash 2002898937, now seen corresponding path program 1 times [2018-12-02 03:22:25,254 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:25,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:25,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:25,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:25,284 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:25,487 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 03:22:25,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:22:25,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 03:22:25,489 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:25,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 03:22:25,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 03:22:25,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:22:25,502 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-02 03:22:25,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:25,948 INFO L93 Difference]: Finished difference Result 623 states and 1065 transitions. [2018-12-02 03:22:25,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 03:22:25,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-12-02 03:22:25,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:25,959 INFO L225 Difference]: With dead ends: 623 [2018-12-02 03:22:25,959 INFO L226 Difference]: Without dead ends: 325 [2018-12-02 03:22:25,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:22:25,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-12-02 03:22:26,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 321. [2018-12-02 03:22:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-12-02 03:22:26,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 473 transitions. [2018-12-02 03:22:26,008 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 473 transitions. Word has length 115 [2018-12-02 03:22:26,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:26,008 INFO L480 AbstractCegarLoop]: Abstraction has 321 states and 473 transitions. [2018-12-02 03:22:26,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 03:22:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 473 transitions. [2018-12-02 03:22:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 03:22:26,013 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:26,013 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-02 03:22:26,013 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:26,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:26,014 INFO L82 PathProgramCache]: Analyzing trace with hash 906357460, now seen corresponding path program 1 times [2018-12-02 03:22:26,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:26,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:26,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:26,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:26,015 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:22:26,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:22:26,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 03:22:26,097 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:26,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:22:26,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:22:26,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:22:26,098 INFO L87 Difference]: Start difference. First operand 321 states and 473 transitions. Second operand 6 states. [2018-12-02 03:22:26,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:26,474 INFO L93 Difference]: Finished difference Result 955 states and 1447 transitions. [2018-12-02 03:22:26,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 03:22:26,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-12-02 03:22:26,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:26,478 INFO L225 Difference]: With dead ends: 955 [2018-12-02 03:22:26,478 INFO L226 Difference]: Without dead ends: 640 [2018-12-02 03:22:26,479 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 03:22:26,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2018-12-02 03:22:26,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 623. [2018-12-02 03:22:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2018-12-02 03:22:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 903 transitions. [2018-12-02 03:22:26,498 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 903 transitions. Word has length 135 [2018-12-02 03:22:26,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:26,498 INFO L480 AbstractCegarLoop]: Abstraction has 623 states and 903 transitions. [2018-12-02 03:22:26,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:22:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 903 transitions. [2018-12-02 03:22:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 03:22:26,500 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:26,501 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-02 03:22:26,501 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:26,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:26,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1019013890, now seen corresponding path program 1 times [2018-12-02 03:22:26,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:26,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:26,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:26,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:26,502 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:22:26,587 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:26,587 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:26,587 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 137 with the following transitions: [2018-12-02 03:22:26,589 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:26,614 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:26,614 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:26,847 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:22:26,848 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1279 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1279 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 38 variables. [2018-12-02 03:22:26,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:26,857 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:22:27,027 INFO L227 lantSequenceWeakener]: Weakened 128 states. On average, predicates are now at 80.89% of their original sizes. [2018-12-02 03:22:27,027 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:22:27,065 INFO L418 sIntCurrentIteration]: We unified 135 AI predicates to 135 [2018-12-02 03:22:27,066 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:22:27,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:22:27,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-12-02 03:22:27,067 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:27,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:22:27,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:22:27,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:22:27,068 INFO L87 Difference]: Start difference. First operand 623 states and 903 transitions. Second operand 6 states. [2018-12-02 03:22:28,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:28,770 INFO L93 Difference]: Finished difference Result 1388 states and 2013 transitions. [2018-12-02 03:22:28,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 03:22:28,770 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-12-02 03:22:28,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:28,772 INFO L225 Difference]: With dead ends: 1388 [2018-12-02 03:22:28,773 INFO L226 Difference]: Without dead ends: 771 [2018-12-02 03:22:28,773 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 136 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 03:22:28,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-12-02 03:22:28,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 769. [2018-12-02 03:22:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2018-12-02 03:22:28,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 1060 transitions. [2018-12-02 03:22:28,796 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 1060 transitions. Word has length 136 [2018-12-02 03:22:28,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:28,796 INFO L480 AbstractCegarLoop]: Abstraction has 769 states and 1060 transitions. [2018-12-02 03:22:28,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:22:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1060 transitions. [2018-12-02 03:22:28,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 03:22:28,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:28,799 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2018-12-02 03:22:28,799 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:28,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:28,800 INFO L82 PathProgramCache]: Analyzing trace with hash 259543279, now seen corresponding path program 1 times [2018-12-02 03:22:28,800 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:28,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:28,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:28,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:28,800 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:22:28,863 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:28,864 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:28,864 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-12-02 03:22:28,864 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:28,867 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:28,867 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:28,998 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:22:28,998 INFO L272 AbstractInterpreter]: Visited 119 different actions 232 times. Merged at 4 different actions 4 times. Never widened. Performed 2557 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2557 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-12-02 03:22:29,001 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:29,001 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:22:29,115 INFO L227 lantSequenceWeakener]: Weakened 140 states. On average, predicates are now at 80.92% of their original sizes. [2018-12-02 03:22:29,115 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:22:29,171 INFO L418 sIntCurrentIteration]: We unified 144 AI predicates to 144 [2018-12-02 03:22:29,172 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:22:29,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:22:29,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-02 03:22:29,172 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:29,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 03:22:29,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 03:22:29,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:22:29,173 INFO L87 Difference]: Start difference. First operand 769 states and 1060 transitions. Second operand 10 states. [2018-12-02 03:22:32,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:32,354 INFO L93 Difference]: Finished difference Result 1828 states and 2541 transitions. [2018-12-02 03:22:32,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 03:22:32,355 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2018-12-02 03:22:32,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:32,357 INFO L225 Difference]: With dead ends: 1828 [2018-12-02 03:22:32,357 INFO L226 Difference]: Without dead ends: 1065 [2018-12-02 03:22:32,358 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 154 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-02 03:22:32,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2018-12-02 03:22:32,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1062. [2018-12-02 03:22:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1062 states. [2018-12-02 03:22:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1397 transitions. [2018-12-02 03:22:32,400 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1397 transitions. Word has length 145 [2018-12-02 03:22:32,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:32,401 INFO L480 AbstractCegarLoop]: Abstraction has 1062 states and 1397 transitions. [2018-12-02 03:22:32,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 03:22:32,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1397 transitions. [2018-12-02 03:22:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 03:22:32,403 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:32,403 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 03:22:32,403 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:32,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:32,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1037393739, now seen corresponding path program 1 times [2018-12-02 03:22:32,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:32,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:32,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:32,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:32,404 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:22:32,469 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:32,469 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:32,469 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-12-02 03:22:32,470 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:32,473 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:32,473 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:32,581 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:22:32,581 INFO L272 AbstractInterpreter]: Visited 119 different actions 232 times. Merged at 4 different actions 4 times. Never widened. Performed 2633 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2633 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-12-02 03:22:32,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:32,583 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:22:32,673 INFO L227 lantSequenceWeakener]: Weakened 143 states. On average, predicates are now at 82.54% of their original sizes. [2018-12-02 03:22:32,673 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:22:32,706 INFO L418 sIntCurrentIteration]: We unified 147 AI predicates to 147 [2018-12-02 03:22:32,706 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:22:32,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:22:32,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-02 03:22:32,706 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:32,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 03:22:32,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 03:22:32,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:22:32,707 INFO L87 Difference]: Start difference. First operand 1062 states and 1397 transitions. Second operand 10 states. [2018-12-02 03:22:34,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:34,845 INFO L93 Difference]: Finished difference Result 2719 states and 3716 transitions. [2018-12-02 03:22:34,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-02 03:22:34,846 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-12-02 03:22:34,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:34,849 INFO L225 Difference]: With dead ends: 2719 [2018-12-02 03:22:34,850 INFO L226 Difference]: Without dead ends: 1663 [2018-12-02 03:22:34,851 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 157 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-02 03:22:34,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1663 states. [2018-12-02 03:22:34,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1663 to 1655. [2018-12-02 03:22:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1655 states. [2018-12-02 03:22:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2125 transitions. [2018-12-02 03:22:34,883 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2125 transitions. Word has length 148 [2018-12-02 03:22:34,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:34,884 INFO L480 AbstractCegarLoop]: Abstraction has 1655 states and 2125 transitions. [2018-12-02 03:22:34,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 03:22:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2125 transitions. [2018-12-02 03:22:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 03:22:34,888 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:34,888 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 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] [2018-12-02 03:22:34,888 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:34,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:34,888 INFO L82 PathProgramCache]: Analyzing trace with hash -349928271, now seen corresponding path program 1 times [2018-12-02 03:22:34,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:34,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:34,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:34,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:34,891 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 51 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 03:22:34,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:34,950 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:34,950 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 166 with the following transitions: [2018-12-02 03:22:34,951 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:34,952 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:34,953 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:35,126 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:22:35,126 INFO L272 AbstractInterpreter]: Visited 121 different actions 483 times. Merged at 7 different actions 29 times. Never widened. Performed 5497 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5497 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 3 different actions. Largest state had 38 variables. [2018-12-02 03:22:35,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:35,129 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:22:35,228 INFO L227 lantSequenceWeakener]: Weakened 160 states. On average, predicates are now at 84.59% of their original sizes. [2018-12-02 03:22:35,228 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:22:35,256 INFO L418 sIntCurrentIteration]: We unified 164 AI predicates to 164 [2018-12-02 03:22:35,256 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:22:35,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:22:35,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-02 03:22:35,256 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:35,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:22:35,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:22:35,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:22:35,257 INFO L87 Difference]: Start difference. First operand 1655 states and 2125 transitions. Second operand 9 states. [2018-12-02 03:22:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:37,711 INFO L93 Difference]: Finished difference Result 3772 states and 4972 transitions. [2018-12-02 03:22:37,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-02 03:22:37,711 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 165 [2018-12-02 03:22:37,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:37,716 INFO L225 Difference]: With dead ends: 3772 [2018-12-02 03:22:37,717 INFO L226 Difference]: Without dead ends: 2123 [2018-12-02 03:22:37,719 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 175 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2018-12-02 03:22:37,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2018-12-02 03:22:37,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 2111. [2018-12-02 03:22:37,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2111 states. [2018-12-02 03:22:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 2111 states and 2711 transitions. [2018-12-02 03:22:37,757 INFO L78 Accepts]: Start accepts. Automaton has 2111 states and 2711 transitions. Word has length 165 [2018-12-02 03:22:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:37,757 INFO L480 AbstractCegarLoop]: Abstraction has 2111 states and 2711 transitions. [2018-12-02 03:22:37,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:22:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2711 transitions. [2018-12-02 03:22:37,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-02 03:22:37,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:37,762 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 03:22:37,762 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:37,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:37,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1836776895, now seen corresponding path program 1 times [2018-12-02 03:22:37,763 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:37,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:37,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:37,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:37,764 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 78 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 03:22:37,831 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:37,831 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:37,831 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 172 with the following transitions: [2018-12-02 03:22:37,831 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:37,833 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:37,833 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:37,974 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:22:37,975 INFO L272 AbstractInterpreter]: Visited 123 different actions 361 times. Merged at 7 different actions 18 times. Never widened. Performed 4332 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4332 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-12-02 03:22:37,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:37,977 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:22:37,978 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:37,978 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/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 03:22:37,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:37,984 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:22:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:38,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:22:38,108 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 78 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 03:22:38,109 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:22:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 78 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 03:22:38,195 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:22:38,195 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 03:22:38,195 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:22:38,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:22:38,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:22:38,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-02 03:22:38,196 INFO L87 Difference]: Start difference. First operand 2111 states and 2711 transitions. Second operand 9 states. [2018-12-02 03:22:39,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:39,367 INFO L93 Difference]: Finished difference Result 7848 states and 10490 transitions. [2018-12-02 03:22:39,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 03:22:39,368 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 171 [2018-12-02 03:22:39,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:39,376 INFO L225 Difference]: With dead ends: 7848 [2018-12-02 03:22:39,376 INFO L226 Difference]: Without dead ends: 4562 [2018-12-02 03:22:39,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 346 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2018-12-02 03:22:39,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2018-12-02 03:22:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 4562. [2018-12-02 03:22:39,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4562 states. [2018-12-02 03:22:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 4562 states and 5526 transitions. [2018-12-02 03:22:39,428 INFO L78 Accepts]: Start accepts. Automaton has 4562 states and 5526 transitions. Word has length 171 [2018-12-02 03:22:39,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:39,429 INFO L480 AbstractCegarLoop]: Abstraction has 4562 states and 5526 transitions. [2018-12-02 03:22:39,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:22:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4562 states and 5526 transitions. [2018-12-02 03:22:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-02 03:22:39,436 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:22:39,437 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:22:39,437 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:22:39,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:39,437 INFO L82 PathProgramCache]: Analyzing trace with hash 722405864, now seen corresponding path program 1 times [2018-12-02 03:22:39,437 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:22:39,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:39,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:22:39,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:22:39,438 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:22:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:22:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 139 proven. 30 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 03:22:39,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:22:39,518 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:22:39,518 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 252 with the following transitions: [2018-12-02 03:22:39,518 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [155], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-02 03:22:39,520 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:22:39,521 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:22:39,730 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:22:39,730 INFO L272 AbstractInterpreter]: Visited 125 different actions 495 times. Merged at 8 different actions 31 times. Never widened. Performed 5701 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5701 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 38 variables. [2018-12-02 03:22:39,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:22:39,733 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:22:39,900 INFO L227 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 86.63% of their original sizes. [2018-12-02 03:22:39,901 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:22:40,084 INFO L418 sIntCurrentIteration]: We unified 250 AI predicates to 250 [2018-12-02 03:22:40,085 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:22:40,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:22:40,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-12-02 03:22:40,085 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:22:40,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-02 03:22:40,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-02 03:22:40,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2018-12-02 03:22:40,086 INFO L87 Difference]: Start difference. First operand 4562 states and 5526 transitions. Second operand 18 states. [2018-12-02 03:22:47,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:22:47,464 INFO L93 Difference]: Finished difference Result 7130 states and 8710 transitions. [2018-12-02 03:22:47,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-02 03:22:47,464 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 251 [2018-12-02 03:22:47,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:22:47,464 INFO L225 Difference]: With dead ends: 7130 [2018-12-02 03:22:47,464 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 03:22:47,470 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 268 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=1032, Unknown=0, NotChecked=0, Total=1260 [2018-12-02 03:22:47,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 03:22:47,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 03:22:47,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 03:22:47,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 03:22:47,470 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 251 [2018-12-02 03:22:47,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:22:47,471 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 03:22:47,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-02 03:22:47,471 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 03:22:47,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:22:47,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 03:22:47,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:47,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:22:48,147 WARN L180 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 82 [2018-12-02 03:22:48,283 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2018-12-02 03:22:48,349 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:22:48,349 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0)) [2018-12-02 03:22:48,349 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:22:48,349 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,349 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,349 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,350 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-02 03:22:48,351 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 499) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-02 03:22:48,352 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-02 03:22:48,353 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-02 03:22:48,354 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-02 03:22:48,355 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-02 03:22:48,356 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,357 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse10 (= 8 |old(~a28~0)|))) (let ((.cse1 (= 1 |old(~a11~0)|)) (.cse2 (= ~a28~0 8)) (.cse0 (not (= 1 ~a21~0))) (.cse3 (not .cse10))) (let ((.cse6 (not (= 0 |old(~a25~0)|))) (.cse7 (not (= 0 |old(~a11~0)|))) (.cse18 (and (or .cse0 (not (= 7 |old(~a28~0)|))) (or .cse0 .cse3))) (.cse8 (= ~a28~0 7)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (not .cse2)) (.cse11 (<= ~a17~0 |old(~a17~0)|)) (.cse15 (< 7 |old(~a17~0)|)) (.cse16 (= 1 |old(~a25~0)|)) (.cse22 (not (= ~a28~0 0))) (.cse19 (= 1 ~a11~0)) (.cse20 (= ~a17~0 8)) (.cse14 (= |old(~a25~0)| ~a25~0)) (.cse21 (not .cse1)) (.cse9 (not (= 1 |old(~a19~0)|))) (.cse17 (= 0 |old(~a28~0)|)) (.cse4 (not (= 8 |old(~a17~0)|))) (.cse5 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or .cse0 (not (= 10 |old(~a28~0)|))) .cse7 .cse5 (or .cse8 (= ~a28~0 10)) .cse9 .cse4 .cse6) (or .cse10 (and .cse11 .cse12 .cse13 .cse14) .cse15) (or (or .cse0 (not (= 11 |old(~a28~0)|)) (not .cse16)) .cse9 .cse7 .cse4 .cse5 (= ~a28~0 11)) (or .cse0 .cse9 .cse17 .cse10 .cse4 .cse5 .cse13) (or .cse18 (and .cse19 .cse20 .cse14 .cse8) .cse10 .cse4 .cse5 .cse21) (or .cse1 .cse18 (and .cse12 (or .cse2 .cse8) .cse20 .cse14) .cse4 .cse5) (or .cse0 .cse1 .cse17 .cse10 (and .cse12 .cse22 .cse13 .cse20 .cse14) .cse4 .cse5) (or (and .cse11 .cse19 .cse14) .cse21 .cse15 .cse16) (or .cse0 .cse9 .cse17 .cse4 (and .cse22 .cse19 .cse20 .cse14) .cse5 .cse21) (or .cse0 (= ~a19~0 1) .cse9 .cse17 .cse4 .cse5))))) [2018-12-02 03:22:48,357 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-02 03:22:48,358 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,359 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:22:48,360 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-12-02 03:22:48,360 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 03:22:48,361 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:22:48,361 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8) (= |old(~a25~0)| ~a25~0) (= ~a19~0 1) (= ~a28~0 7)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-12-02 03:22:48,361 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= main_~input~0 0))) (.cse5 (<= ~a17~0 7)) (.cse3 (= ~a28~0 7)) (.cse1 (not (= ~a28~0 0))) (.cse4 (= 1 ~a11~0)) (.cse2 (= ~a17~0 8)) (.cse6 (= ~a19~0 1))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 (= ~a11~0 |old(~a11~0)|) .cse1 .cse2) (not (= 0 |old(~a11~0)|)) (and .cse0 .cse3 .cse4 .cse2) (and .cse5 (not (= ~a25~0 1)) .cse4) (and .cse5 (not (= ~a28~0 8))) (and .cse2 .cse6 .cse3 (and (= ~a11~0 0) (= ~a25~0 0))) (not (= 1 |old(~a19~0)|)) (and .cse1 .cse4 .cse2 .cse6) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-12-02 03:22:48,361 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-02 03:22:48,361 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-02 03:22:48,361 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (<= ~a17~0 7)) (.cse0 (not (= main_~input~0 0))) (.cse1 (not (= ~a28~0 0))) (.cse3 (= 1 ~a11~0)) (.cse2 (= ~a17~0 8))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 (= ~a11~0 |old(~a11~0)|) .cse1 .cse2) (not (= 0 |old(~a11~0)|)) (and .cse0 (= ~a28~0 7) .cse3 .cse2) (and .cse4 (not (= ~a25~0 1)) .cse3) (and .cse4 (not (= ~a28~0 8))) (not (= 1 |old(~a19~0)|)) (and .cse0 .cse1 .cse3 .cse2 (= ~a19~0 1)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-12-02 03:22:48,361 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-02 03:22:48,361 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-02 03:22:48,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:22:48 BoogieIcfgContainer [2018-12-02 03:22:48,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 03:22:48,370 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:22:48,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:22:48,370 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:22:48,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:22:25" (3/4) ... [2018-12-02 03:22:48,373 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:22:48,377 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 03:22:48,377 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 03:22:48,378 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 03:22:48,384 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 03:22:48,384 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 03:22:48,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(1 == a21) || !(7 == \old(a28))) || (((!(input == 0) && a11 == \old(a11)) && !(a28 == 0)) && a17 == 8)) || !(0 == \old(a11))) || (((!(input == 0) && a28 == 7) && 1 == a11) && a17 == 8)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a11)) || (a17 <= 7 && !(a28 == 8))) || (((a17 == 8 && a19 == 1) && a28 == 7) && a11 == 0 && a25 == 0)) || !(1 == \old(a19))) || (((!(a28 == 0) && 1 == a11) && a17 == 8) && a19 == 1)) || !(8 == \old(a17))) || !(0 == \old(a25)) [2018-12-02 03:22:48,458 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d3e537dc-d898-4bb3-83d2-3a00befcb8ed/bin-2019/utaipan/witness.graphml [2018-12-02 03:22:48,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:22:48,459 INFO L168 Benchmark]: Toolchain (without parser) took 24223.59 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 1.0 GB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -106.6 MB). Peak memory consumption was 894.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,459 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:22:48,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,460 INFO L168 Benchmark]: Boogie Preprocessor took 33.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,460 INFO L168 Benchmark]: RCFGBuilder took 578.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.1 MB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,460 INFO L168 Benchmark]: TraceAbstraction took 23188.04 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 885.0 MB). Free memory was 997.1 MB in the beginning and 1.1 GB in the end (delta: -79.6 MB). Peak memory consumption was 805.4 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,460 INFO L168 Benchmark]: Witness Printer took 88.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-12-02 03:22:48,461 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 578.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.1 MB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23188.04 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 885.0 MB). Free memory was 997.1 MB in the beginning and 1.1 GB in the end (delta: -79.6 MB). Peak memory consumption was 805.4 MB. Max. memory is 11.5 GB. * Witness Printer took 88.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 499]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((!(1 == a21) || !(7 == \old(a28))) || (((!(input == 0) && a11 == \old(a11)) && !(a28 == 0)) && a17 == 8)) || !(0 == \old(a11))) || (((!(input == 0) && a28 == 7) && 1 == a11) && a17 == 8)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a11)) || (a17 <= 7 && !(a28 == 8))) || (((a17 == 8 && a19 == 1) && a28 == 7) && a11 == 0 && a25 == 0)) || !(1 == \old(a19))) || (((!(a28 == 0) && 1 == a11) && a17 == 8) && a19 == 1)) || !(8 == \old(a17))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 23.1s OverallTime, 8 OverallIterations, 7 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 655 SDtfs, 5928 SDslu, 870 SDs, 0 SdLazy, 8957 SolverSat, 1583 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 1273 GetRequests, 1147 SyntacticMatches, 4 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 490 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4562occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.0s AbstIntTime, 6 AbstIntIterations, 5 AbstIntStrong, 0.9963223147139564 AbsIntWeakeningRatio, 0.23809523809523808 AbsIntAvgWeakeningVarsNumRemoved, 25.382142857142856 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 46 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 106 PreInvPairs, 163 NumberOfFragments, 623 HoareAnnotationTreeSize, 106 FomulaSimplifications, 4755 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2267 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1437 NumberOfCodeBlocks, 1437 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1598 ConstructedInterpolants, 0 QuantifiedInterpolants, 452538 SizeOfPredicates, 1 NumberOfNonLiveVariables, 469 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 737/805 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...