./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.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_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:34:32,211 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:32,212 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:32,220 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:32,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:32,221 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:32,222 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:32,223 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:32,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:32,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:32,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:32,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:32,227 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:32,228 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:32,228 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:32,229 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:32,229 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:32,231 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:32,232 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:32,233 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:32,235 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:32,235 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:32,237 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:32,237 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:32,237 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:32,238 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:32,239 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:32,239 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:32,240 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:32,241 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:32,241 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:32,242 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:32,242 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:32,242 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:32,243 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:32,244 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:32,244 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 08:34:32,254 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:32,254 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:32,255 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:32,255 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:34:32,255 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:32,255 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:32,256 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:32,256 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:32,257 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:32,257 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:32,258 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:32,258 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:32,258 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:32,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:32,258 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:32,260 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:32,261 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:32,261 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:32,261 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:32,261 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:32,261 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2018-11-18 08:34:32,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:32,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:32,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:32,291 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:32,291 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:32,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-18 08:34:32,324 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/data/1bec3ba44/9325cedd3afd47248709bf89e18284a5/FLAGd2493a988 [2018-11-18 08:34:32,765 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:32,766 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-18 08:34:32,775 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/data/1bec3ba44/9325cedd3afd47248709bf89e18284a5/FLAGd2493a988 [2018-11-18 08:34:32,787 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/data/1bec3ba44/9325cedd3afd47248709bf89e18284a5 [2018-11-18 08:34:32,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:32,790 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:32,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:32,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:32,793 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:32,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:32" (1/1) ... [2018-11-18 08:34:32,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea45065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:32, skipping insertion in model container [2018-11-18 08:34:32,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:32" (1/1) ... [2018-11-18 08:34:32,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:32,834 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:33,073 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:33,076 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:33,142 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:33,153 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:33,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33 WrapperNode [2018-11-18 08:34:33,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:33,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:33,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:33,154 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:33,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... [2018-11-18 08:34:33,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:33,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:33,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:33,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:33,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 08:34:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:34,057 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:34,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:34 BoogieIcfgContainer [2018-11-18 08:34:34,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:34,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:34,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:34,061 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:34,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:32" (1/3) ... [2018-11-18 08:34:34,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506e5fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:34, skipping insertion in model container [2018-11-18 08:34:34,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:33" (2/3) ... [2018-11-18 08:34:34,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506e5fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:34, skipping insertion in model container [2018-11-18 08:34:34,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:34" (3/3) ... [2018-11-18 08:34:34,064 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label27_true-unreach-call_false-termination.c [2018-11-18 08:34:34,070 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:34,075 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:34,084 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:34,105 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:34,106 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:34,106 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:34,106 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:34,106 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:34,106 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:34,106 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:34,106 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:34,106 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:34,123 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 08:34:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 08:34:34,129 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:34,130 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:34,131 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:34,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:34,135 INFO L82 PathProgramCache]: Analyzing trace with hash 933673069, now seen corresponding path program 1 times [2018-11-18 08:34:34,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:34,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:34,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:34,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:34,418 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 08:34:34,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:34,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 08:34:34,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 08:34:34,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 08:34:34,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 08:34:34,433 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 4 states. [2018-11-18 08:34:35,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:35,211 INFO L93 Difference]: Finished difference Result 702 states and 1227 transitions. [2018-11-18 08:34:35,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:35,215 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2018-11-18 08:34:35,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:35,227 INFO L225 Difference]: With dead ends: 702 [2018-11-18 08:34:35,227 INFO L226 Difference]: Without dead ends: 488 [2018-11-18 08:34:35,231 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 08:34:35,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-11-18 08:34:35,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 340. [2018-11-18 08:34:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-18 08:34:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 565 transitions. [2018-11-18 08:34:35,279 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 565 transitions. Word has length 95 [2018-11-18 08:34:35,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:35,279 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 565 transitions. [2018-11-18 08:34:35,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 08:34:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 565 transitions. [2018-11-18 08:34:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 08:34:35,283 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:35,284 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:35,284 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:35,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:35,285 INFO L82 PathProgramCache]: Analyzing trace with hash 2037295790, now seen corresponding path program 1 times [2018-11-18 08:34:35,285 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:35,285 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:35,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:35,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:35,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:35,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:35,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:35,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:35,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:35,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:35,356 INFO L87 Difference]: Start difference. First operand 340 states and 565 transitions. Second operand 6 states. [2018-11-18 08:34:35,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:35,953 INFO L93 Difference]: Finished difference Result 1070 states and 1865 transitions. [2018-11-18 08:34:35,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:35,954 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 106 [2018-11-18 08:34:35,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:35,959 INFO L225 Difference]: With dead ends: 1070 [2018-11-18 08:34:35,959 INFO L226 Difference]: Without dead ends: 736 [2018-11-18 08:34:35,962 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 08:34:35,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-18 08:34:35,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 719. [2018-11-18 08:34:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-18 08:34:35,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1163 transitions. [2018-11-18 08:34:35,993 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1163 transitions. Word has length 106 [2018-11-18 08:34:35,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:35,993 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 1163 transitions. [2018-11-18 08:34:35,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1163 transitions. [2018-11-18 08:34:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 08:34:35,996 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:35,996 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:35,997 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:35,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:35,997 INFO L82 PathProgramCache]: Analyzing trace with hash 420402650, now seen corresponding path program 1 times [2018-11-18 08:34:35,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:35,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:35,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:35,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:35,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:36,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:36,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:36,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:36,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:36,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:36,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:36,079 INFO L87 Difference]: Start difference. First operand 719 states and 1163 transitions. Second operand 3 states. [2018-11-18 08:34:36,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:36,488 INFO L93 Difference]: Finished difference Result 2065 states and 3447 transitions. [2018-11-18 08:34:36,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:36,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-18 08:34:36,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:36,497 INFO L225 Difference]: With dead ends: 2065 [2018-11-18 08:34:36,497 INFO L226 Difference]: Without dead ends: 1352 [2018-11-18 08:34:36,501 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 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 08:34:36,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2018-11-18 08:34:36,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1345. [2018-11-18 08:34:36,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1345 states. [2018-11-18 08:34:36,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 2085 transitions. [2018-11-18 08:34:36,541 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 2085 transitions. Word has length 107 [2018-11-18 08:34:36,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:36,542 INFO L480 AbstractCegarLoop]: Abstraction has 1345 states and 2085 transitions. [2018-11-18 08:34:36,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2085 transitions. [2018-11-18 08:34:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 08:34:36,545 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:36,545 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:36,545 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:36,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:36,546 INFO L82 PathProgramCache]: Analyzing trace with hash -820743182, now seen corresponding path program 1 times [2018-11-18 08:34:36,546 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:36,546 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:36,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:36,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:36,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:36,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:36,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:36,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:36,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:36,637 INFO L87 Difference]: Start difference. First operand 1345 states and 2085 transitions. Second operand 6 states. [2018-11-18 08:34:37,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:37,380 INFO L93 Difference]: Finished difference Result 4143 states and 6680 transitions. [2018-11-18 08:34:37,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:37,381 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-18 08:34:37,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:37,389 INFO L225 Difference]: With dead ends: 4143 [2018-11-18 08:34:37,390 INFO L226 Difference]: Without dead ends: 2804 [2018-11-18 08:34:37,394 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 08:34:37,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2018-11-18 08:34:37,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 2778. [2018-11-18 08:34:37,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2778 states. [2018-11-18 08:34:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 4132 transitions. [2018-11-18 08:34:37,439 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 4132 transitions. Word has length 119 [2018-11-18 08:34:37,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:37,439 INFO L480 AbstractCegarLoop]: Abstraction has 2778 states and 4132 transitions. [2018-11-18 08:34:37,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 4132 transitions. [2018-11-18 08:34:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 08:34:37,442 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:37,442 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 08:34:37,442 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:37,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:37,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1178183073, now seen corresponding path program 1 times [2018-11-18 08:34:37,442 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:37,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:37,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:37,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:37,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:37,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:37,514 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:37,514 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/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 08:34:37,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:37,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 08:34:37,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:34:37,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-18 08:34:37,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:34:37,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:34:37,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:34:37,644 INFO L87 Difference]: Start difference. First operand 2778 states and 4132 transitions. Second operand 7 states. [2018-11-18 08:34:39,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:39,124 INFO L93 Difference]: Finished difference Result 6155 states and 9469 transitions. [2018-11-18 08:34:39,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 08:34:39,125 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2018-11-18 08:34:39,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:39,136 INFO L225 Difference]: With dead ends: 6155 [2018-11-18 08:34:39,137 INFO L226 Difference]: Without dead ends: 3383 [2018-11-18 08:34:39,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-18 08:34:39,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3383 states. [2018-11-18 08:34:39,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3383 to 3292. [2018-11-18 08:34:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3292 states. [2018-11-18 08:34:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 3292 states and 4548 transitions. [2018-11-18 08:34:39,219 INFO L78 Accepts]: Start accepts. Automaton has 3292 states and 4548 transitions. Word has length 131 [2018-11-18 08:34:39,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:39,219 INFO L480 AbstractCegarLoop]: Abstraction has 3292 states and 4548 transitions. [2018-11-18 08:34:39,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:34:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 4548 transitions. [2018-11-18 08:34:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 08:34:39,223 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:39,223 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:39,224 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:39,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:39,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1892277026, now seen corresponding path program 1 times [2018-11-18 08:34:39,224 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:39,224 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:39,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:39,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:39,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:39,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:39,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:39,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:39,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:39,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:39,315 INFO L87 Difference]: Start difference. First operand 3292 states and 4548 transitions. Second operand 3 states. [2018-11-18 08:34:39,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:39,686 INFO L93 Difference]: Finished difference Result 7190 states and 9977 transitions. [2018-11-18 08:34:39,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:39,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2018-11-18 08:34:39,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:39,687 INFO L225 Difference]: With dead ends: 7190 [2018-11-18 08:34:39,687 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:34:39,701 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 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 08:34:39,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:34:39,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:34:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:34:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:34:39,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 130 [2018-11-18 08:34:39,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:39,702 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:34:39,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:34:39,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:34:39,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:34:39,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:40,210 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2018-11-18 08:34:40,284 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:40,284 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-18 08:34:40,284 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:40,284 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-18 08:34:40,284 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-18 08:34:40,284 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-18 08:34:40,285 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,286 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-18 08:34:40,290 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-18 08:34:40,290 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-18 08:34:40,290 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-18 08:34:40,291 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-18 08:34:40,292 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 08:34:40,293 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-18 08:34:40,294 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-18 08:34:40,298 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-18 08:34:40,298 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-18 08:34:40,298 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,298 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 08:34:40,299 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-18 08:34:40,300 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,301 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,302 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-18 08:34:40,303 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (= |old(~a8~0)| ~a8~0)) (.cse1 (= |old(~a16~0)| ~a16~0)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse5 (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0)))) (.cse6 (and (= |old(~a7~0)| |old(~a20~0)|) (= 1 |old(~a20~0)|))) (.cse7 (= 6 |old(~a16~0)|)) (.cse4 (not (= 1 |old(~a21~0)|))) (.cse9 (= 1 ~a17~0)) (.cse3 (= 15 |old(~a8~0)|)) (.cse8 (not (= 1 |old(~a17~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3) (or .cse4 (and .cse0 .cse1 .cse5 .cse2) .cse6) (or .cse7 .cse5 .cse6 .cse3 .cse8) (or .cse4 .cse9 .cse6 .cse8) (or .cse7 .cse9 .cse3 .cse8) (or .cse4 .cse9 .cse3 .cse8))) [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,304 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-18 08:34:40,305 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,306 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-18 08:34:40,309 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 08:34:40,310 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a20~0 ~a7~0)) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-18 08:34:40,311 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:40,311 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:40,311 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|) (not (= ~a20~0 ~a7~0)) (= 1 ~a17~0)) (= |old(~a7~0)| |old(~a20~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-18 08:34:40,312 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-18 08:34:40,312 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-18 08:34:40,312 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-18 08:34:40,312 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 08:34:40,312 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-18 08:34:40,312 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-18 08:34:40,312 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-18 08:34:40,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:34:40 BoogieIcfgContainer [2018-11-18 08:34:40,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:34:40,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:34:40,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:34:40,326 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:34:40,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:34" (3/4) ... [2018-11-18 08:34:40,328 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:34:40,334 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:34:40,334 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 08:34:40,334 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:34:40,342 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 08:34:40,343 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:34:40,367 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) [2018-11-18 08:34:40,448 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_30e06f6d-db42-47bb-a809-a21a92495965/bin-2019/uautomizer/witness.graphml [2018-11-18 08:34:40,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:34:40,449 INFO L168 Benchmark]: Toolchain (without parser) took 7659.92 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 334.0 MB). Free memory was 950.4 MB in the beginning and 900.5 MB in the end (delta: 49.9 MB). Peak memory consumption was 383.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,450 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:34:40,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.1 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,450 INFO L168 Benchmark]: Boogie Preprocessor took 116.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 918.1 MB in the beginning and 1.1 GB in the end (delta: -224.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,450 INFO L168 Benchmark]: RCFGBuilder took 787.53 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: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,451 INFO L168 Benchmark]: TraceAbstraction took 6266.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 916.7 MB in the end (delta: 116.0 MB). Peak memory consumption was 296.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,451 INFO L168 Benchmark]: Witness Printer took 122.82 ms. Allocated memory is still 1.4 GB. Free memory was 916.7 MB in the beginning and 900.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:40,452 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.1 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 918.1 MB in the beginning and 1.1 GB in the end (delta: -224.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 787.53 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: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6266.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 916.7 MB in the end (delta: 116.0 MB). Peak memory consumption was 296.9 MB. Max. memory is 11.5 GB. * Witness Printer took 122.82 ms. Allocated memory is still 1.4 GB. Free memory was 916.7 MB in the beginning and 900.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 440]: 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: 583]: Loop Invariant Derived loop invariant: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 6.2s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 791 SDtfs, 3552 SDslu, 521 SDs, 0 SdLazy, 4495 SolverSat, 1238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 150 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3292occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 289 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 81 PreInvPairs, 129 NumberOfFragments, 256 HoareAnnotationTreeSize, 81 FomulaSimplifications, 3238 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1454 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 819 NumberOfCodeBlocks, 819 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 812 ConstructedInterpolants, 0 QuantifiedInterpolants, 273341 SizeOfPredicates, 2 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 152/154 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...