./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/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 9388cf462804d47fad308dddce36b73ef7e2c945 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:05:29,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:05:29,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:05:29,932 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:05:29,932 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:05:29,933 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:05:29,934 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:05:29,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:05:29,936 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:05:29,937 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:05:29,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:05:29,937 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:05:29,938 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:05:29,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:05:29,939 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:05:29,939 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:05:29,940 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:05:29,941 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:05:29,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:05:29,943 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:05:29,944 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:05:29,945 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:05:29,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:05:29,947 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:05:29,947 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:05:29,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:05:29,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:05:29,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:05:29,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:05:29,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:05:29,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:05:29,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:05:29,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:05:29,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:05:29,951 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:05:29,952 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:05:29,952 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 11:05:29,960 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:05:29,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:05:29,961 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:05:29,961 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:05:29,961 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:05:29,961 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:05:29,962 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:05:29,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:05:29,963 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:05:29,963 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:05:29,963 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:05:29,963 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:05:29,963 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:05:29,964 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:05:29,964 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:05:29,965 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:05:29,965 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:05:29,966 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:05:29,966 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:05:29,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:05:29,966 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:05:29,966 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_afde5271-f311-4c1f-9ee3-ca8e52044aa5/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 -> 9388cf462804d47fad308dddce36b73ef7e2c945 [2018-11-18 11:05:29,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:05:29,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:05:30,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:05:30,002 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:05:30,003 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:05:30,003 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-11-18 11:05:30,048 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/data/1da829270/9f3691bd3d6f42db9b80a9b4cf771a99/FLAG2c63d3d88 [2018-11-18 11:05:30,429 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:05:30,430 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-11-18 11:05:30,440 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/data/1da829270/9f3691bd3d6f42db9b80a9b4cf771a99/FLAG2c63d3d88 [2018-11-18 11:05:30,804 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/data/1da829270/9f3691bd3d6f42db9b80a9b4cf771a99 [2018-11-18 11:05:30,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:05:30,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:05:30,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:05:30,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:05:30,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:05:30,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:05:30" (1/1) ... [2018-11-18 11:05:30,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6180e9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:30, skipping insertion in model container [2018-11-18 11:05:30,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:05:30" (1/1) ... [2018-11-18 11:05:30,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:05:30,854 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:05:31,061 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:05:31,063 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:05:31,132 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:05:31,143 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:05:31,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31 WrapperNode [2018-11-18 11:05:31,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:05:31,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:05:31,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:05:31,145 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:05:31,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:05:31,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:05:31,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:05:31,223 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:05:31,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... [2018-11-18 11:05:31,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:05:31,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:05:31,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:05:31,275 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:05:31,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/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 [2018-11-18 11:05:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:05:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:05:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:05:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 11:05:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 11:05:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:05:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:05:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:05:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:05:32,226 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:05:32,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:05:32 BoogieIcfgContainer [2018-11-18 11:05:32,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:05:32,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:05:32,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:05:32,230 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:05:32,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:05:30" (1/3) ... [2018-11-18 11:05:32,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efe62b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:05:32, skipping insertion in model container [2018-11-18 11:05:32,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:05:31" (2/3) ... [2018-11-18 11:05:32,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efe62b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:05:32, skipping insertion in model container [2018-11-18 11:05:32,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:05:32" (3/3) ... [2018-11-18 11:05:32,233 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label40_true-unreach-call.c [2018-11-18 11:05:32,241 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:05:32,247 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:05:32,259 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:05:32,286 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:05:32,286 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:05:32,286 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:05:32,286 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:05:32,286 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:05:32,286 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:05:32,286 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:05:32,286 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:05:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-18 11:05:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 11:05:32,312 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:32,312 INFO L375 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] [2018-11-18 11:05:32,314 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:32,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:32,319 INFO L82 PathProgramCache]: Analyzing trace with hash -114412468, now seen corresponding path program 1 times [2018-11-18 11:05:32,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:32,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:32,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:32,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:32,361 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:32,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:05:32,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:05:32,538 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:32,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:05:32,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:05:32,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:05:32,556 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-18 11:05:33,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:33,087 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-18 11:05:33,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:05:33,088 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-18 11:05:33,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:33,097 INFO L225 Difference]: With dead ends: 574 [2018-11-18 11:05:33,097 INFO L226 Difference]: Without dead ends: 356 [2018-11-18 11:05:33,100 INFO L604 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 [2018-11-18 11:05:33,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-18 11:05:33,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-18 11:05:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 11:05:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-11-18 11:05:33,145 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 56 [2018-11-18 11:05:33,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:33,146 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-11-18 11:05:33,146 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:05:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-11-18 11:05:33,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:05:33,150 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:33,152 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 11:05:33,153 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:33,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:33,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1891989940, now seen corresponding path program 1 times [2018-11-18 11:05:33,153 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:33,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:33,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:33,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:33,155 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:33,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:05:33,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:05:33,303 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:33,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:05:33,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:05:33,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:05:33,305 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 6 states. [2018-11-18 11:05:33,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:33,840 INFO L93 Difference]: Finished difference Result 867 states and 1507 transitions. [2018-11-18 11:05:33,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:05:33,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2018-11-18 11:05:33,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:33,843 INFO L225 Difference]: With dead ends: 867 [2018-11-18 11:05:33,844 INFO L226 Difference]: Without dead ends: 517 [2018-11-18 11:05:33,845 INFO L604 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 [2018-11-18 11:05:33,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-11-18 11:05:33,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 508. [2018-11-18 11:05:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-11-18 11:05:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 831 transitions. [2018-11-18 11:05:33,865 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 831 transitions. Word has length 130 [2018-11-18 11:05:33,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:33,866 INFO L480 AbstractCegarLoop]: Abstraction has 508 states and 831 transitions. [2018-11-18 11:05:33,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:05:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 831 transitions. [2018-11-18 11:05:33,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 11:05:33,868 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:33,869 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 11:05:33,869 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:33,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:33,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1956884576, now seen corresponding path program 1 times [2018-11-18 11:05:33,870 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:33,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:33,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:33,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:33,872 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:34,008 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:05:34,009 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:05:34,009 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 137 with the following transitions: [2018-11-18 11:05:34,011 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-18 11:05:34,038 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:05:34,038 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:05:34,397 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:05:34,398 INFO L272 AbstractInterpreter]: Visited 88 different actions 168 times. Merged at 4 different actions 4 times. Never widened. Performed 1540 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1540 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 11:05:34,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:34,414 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:05:34,414 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:05:34,414 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/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 [2018-11-18 11:05:34,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:34,429 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:05:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:34,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:05:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:34,525 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:05:34,588 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:34,612 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:05:34,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-11-18 11:05:34,612 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:34,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:05:34,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:05:34,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:05:34,613 INFO L87 Difference]: Start difference. First operand 508 states and 831 transitions. Second operand 3 states. [2018-11-18 11:05:35,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:35,044 INFO L93 Difference]: Finished difference Result 1448 states and 2464 transitions. [2018-11-18 11:05:35,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:05:35,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2018-11-18 11:05:35,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:35,054 INFO L225 Difference]: With dead ends: 1448 [2018-11-18 11:05:35,054 INFO L226 Difference]: Without dead ends: 946 [2018-11-18 11:05:35,057 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 271 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:05:35,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2018-11-18 11:05:35,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 946. [2018-11-18 11:05:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-11-18 11:05:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1566 transitions. [2018-11-18 11:05:35,086 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1566 transitions. Word has length 136 [2018-11-18 11:05:35,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:35,086 INFO L480 AbstractCegarLoop]: Abstraction has 946 states and 1566 transitions. [2018-11-18 11:05:35,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:05:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1566 transitions. [2018-11-18 11:05:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:05:35,090 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:35,090 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 11:05:35,090 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:35,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:35,091 INFO L82 PathProgramCache]: Analyzing trace with hash 767437031, now seen corresponding path program 1 times [2018-11-18 11:05:35,091 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:35,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:35,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:35,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:35,092 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:35,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:05:35,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:05:35,226 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:35,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:05:35,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:05:35,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:05:35,227 INFO L87 Difference]: Start difference. First operand 946 states and 1566 transitions. Second operand 6 states. [2018-11-18 11:05:36,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:36,234 INFO L93 Difference]: Finished difference Result 2484 states and 4235 transitions. [2018-11-18 11:05:36,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:05:36,235 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-11-18 11:05:36,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:36,243 INFO L225 Difference]: With dead ends: 2484 [2018-11-18 11:05:36,243 INFO L226 Difference]: Without dead ends: 1544 [2018-11-18 11:05:36,249 INFO L604 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 [2018-11-18 11:05:36,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1544 states. [2018-11-18 11:05:36,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1515. [2018-11-18 11:05:36,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1515 states. [2018-11-18 11:05:36,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 2291 transitions. [2018-11-18 11:05:36,288 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 2291 transitions. Word has length 169 [2018-11-18 11:05:36,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:36,289 INFO L480 AbstractCegarLoop]: Abstraction has 1515 states and 2291 transitions. [2018-11-18 11:05:36,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:05:36,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2291 transitions. [2018-11-18 11:05:36,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:05:36,293 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:36,293 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 11:05:36,293 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:36,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:36,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1941293108, now seen corresponding path program 1 times [2018-11-18 11:05:36,293 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:36,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:36,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:36,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:36,294 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:36,398 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:05:36,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:05:36,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:05:36,399 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:36,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:05:36,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:05:36,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:05:36,400 INFO L87 Difference]: Start difference. First operand 1515 states and 2291 transitions. Second operand 5 states. [2018-11-18 11:05:37,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:37,404 INFO L93 Difference]: Finished difference Result 4153 states and 6380 transitions. [2018-11-18 11:05:37,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:05:37,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 174 [2018-11-18 11:05:37,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:37,411 INFO L225 Difference]: With dead ends: 4153 [2018-11-18 11:05:37,411 INFO L226 Difference]: Without dead ends: 2644 [2018-11-18 11:05:37,416 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-18 11:05:37,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2018-11-18 11:05:37,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 2402. [2018-11-18 11:05:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2402 states. [2018-11-18 11:05:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2402 states and 3561 transitions. [2018-11-18 11:05:37,453 INFO L78 Accepts]: Start accepts. Automaton has 2402 states and 3561 transitions. Word has length 174 [2018-11-18 11:05:37,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:37,453 INFO L480 AbstractCegarLoop]: Abstraction has 2402 states and 3561 transitions. [2018-11-18 11:05:37,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:05:37,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3561 transitions. [2018-11-18 11:05:37,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 11:05:37,459 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:05:37,459 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:05:37,459 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:05:37,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:05:37,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1191040136, now seen corresponding path program 1 times [2018-11-18 11:05:37,459 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:05:37,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:37,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:05:37,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:05:37,460 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:05:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:05:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 11:05:37,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:05:37,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 11:05:37,561 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:05:37,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 11:05:37,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 11:05:37,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:05:37,562 INFO L87 Difference]: Start difference. First operand 2402 states and 3561 transitions. Second operand 4 states. [2018-11-18 11:05:38,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:05:38,266 INFO L93 Difference]: Finished difference Result 7718 states and 12278 transitions. [2018-11-18 11:05:38,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:05:38,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 240 [2018-11-18 11:05:38,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:05:38,267 INFO L225 Difference]: With dead ends: 7718 [2018-11-18 11:05:38,267 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:05:38,293 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:05:38,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:05:38,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:05:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:05:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:05:38,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 240 [2018-11-18 11:05:38,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:05:38,294 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:05:38,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 11:05:38,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:05:38,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:05:38,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:05:38,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:05:38,553 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 26 [2018-11-18 11:05:38,737 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:05:38,737 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 11:05:38,738 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 11:05:38,739 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-18 11:05:38,740 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,748 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,749 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,750 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-18 11:05:38,751 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 11:05:38,752 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 11:05:38,753 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= 2 |old(~a10~0)|)) (.cse0 (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or .cse0 .cse1 (<= |old(~a1~0)| 38)) (or (< |old(~a10~0)| 1) (= 10 |old(~a19~0)|) .cse0) (or .cse1 (= 8 |old(~a19~0)|) .cse0))) [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,754 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,755 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 151) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-18 11:05:38,756 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 11:05:38,765 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a10~0 2)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= ~a19~0 8))) [2018-11-18 11:05:38,766 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|)) [2018-11-18 11:05:38,766 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-18 11:05:38,766 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-11-18 11:05:38,767 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-18 11:05:38,767 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 11:05:38,767 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-18 11:05:38,767 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-11-18 11:05:38,767 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-18 11:05:38,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:05:38 BoogieIcfgContainer [2018-11-18 11:05:38,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:05:38,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:05:38,779 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:05:38,779 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:05:38,779 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:05:32" (3/4) ... [2018-11-18 11:05:38,784 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:05:38,788 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:05:38,789 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 11:05:38,789 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:05:38,803 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 11:05:38,803 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:05:38,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((38 < a1 && !(a19 == 10)) || \old(a1) < 23) || 10 == \old(a19)) || 2 == \old(a10)) || (!(a19 == 10) && 1 <= a10)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) [2018-11-18 11:05:38,895 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_afde5271-f311-4c1f-9ee3-ca8e52044aa5/bin-2019/utaipan/witness.graphml [2018-11-18 11:05:38,896 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:05:38,896 INFO L168 Benchmark]: Toolchain (without parser) took 8089.63 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -86.0 MB). Peak memory consumption was 155.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,897 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:05:38,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -218.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,898 INFO L168 Benchmark]: Boogie Preprocessor took 51.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,898 INFO L168 Benchmark]: RCFGBuilder took 952.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,898 INFO L168 Benchmark]: TraceAbstraction took 6551.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -35.3 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,898 INFO L168 Benchmark]: Witness Printer took 116.64 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:38,900 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -218.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 952.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6551.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -35.3 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. * Witness Printer took 116.64 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 151]: 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: 582]: Loop Invariant Derived loop invariant: (((((((38 < a1 && !(a19 == 10)) || \old(a1) < 23) || 10 == \old(a19)) || 2 == \old(a10)) || (!(a19 == 10) && 1 <= a10)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 6.4s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1009 SDtfs, 2897 SDslu, 476 SDs, 0 SdLazy, 4805 SolverSat, 1020 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 320 GetRequests, 283 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2402occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 280 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 57 PreInvPairs, 103 NumberOfFragments, 198 HoareAnnotationTreeSize, 57 FomulaSimplifications, 1392 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1061 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1041 NumberOfCodeBlocks, 1041 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1169 ConstructedInterpolants, 0 QuantifiedInterpolants, 541197 SizeOfPredicates, 2 NumberOfNonLiveVariables, 275 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 455/463 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...