./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label42_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_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label42_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/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 3812c831b8b49ff0b200ce5b38627f93268691f2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:10:14,167 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:10:14,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:10:14,180 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:10:14,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:10:14,183 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:10:14,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:10:14,187 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:10:14,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:10:14,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:10:14,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:10:14,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:10:14,196 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:10:14,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:10:14,207 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:10:14,207 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:10:14,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:10:14,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:10:14,211 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:10:14,215 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:10:14,216 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:10:14,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:10:14,220 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:10:14,220 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:10:14,220 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:10:14,221 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:10:14,222 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:10:14,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:10:14,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:10:14,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:10:14,224 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:10:14,224 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:10:14,224 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:10:14,224 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:10:14,225 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:10:14,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:10:14,228 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 12:10:14,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:10:14,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:10:14,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:10:14,238 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:10:14,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:10:14,239 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:10:14,239 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:10:14,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:10:14,239 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:10:14,240 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:10:14,241 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:10:14,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:10:14,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:10:14,241 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:10:14,241 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:10:14,243 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:10:14,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:10:14,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:10:14,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:10:14,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:10:14,243 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:10:14,244 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:10:14,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:10:14,244 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_002cbbd2-7968-4f9e-9e79-1377886a5446/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 -> 3812c831b8b49ff0b200ce5b38627f93268691f2 [2018-11-18 12:10:14,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:10:14,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:10:14,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:10:14,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:10:14,293 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:10:14,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label42_true-unreach-call_false-termination.c [2018-11-18 12:10:14,352 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/data/09b8647fa/ae51ea9f677c4120be9d70aaacfc5a0c/FLAG3f3384ca6 [2018-11-18 12:10:14,795 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:10:14,795 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/sv-benchmarks/c/eca-rers2012/Problem14_label42_true-unreach-call_false-termination.c [2018-11-18 12:10:14,812 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/data/09b8647fa/ae51ea9f677c4120be9d70aaacfc5a0c/FLAG3f3384ca6 [2018-11-18 12:10:15,314 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/data/09b8647fa/ae51ea9f677c4120be9d70aaacfc5a0c [2018-11-18 12:10:15,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:10:15,318 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:10:15,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:10:15,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:10:15,321 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:10:15,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e020c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15, skipping insertion in model container [2018-11-18 12:10:15,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:10:15,380 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:10:15,686 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:10:15,691 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:10:15,792 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:10:15,806 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:10:15,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15 WrapperNode [2018-11-18 12:10:15,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:10:15,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:10:15,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:10:15,812 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:10:15,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:15,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:16,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... [2018-11-18 12:10:16,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:10:16,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:10:16,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:10:16,020 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:10:16,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/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 12:10:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:10:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:10:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 12:10:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:10:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 12:10:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:10:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 12:10:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 12:10:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:10:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:10:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:10:17,116 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:10:17,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:10:17 BoogieIcfgContainer [2018-11-18 12:10:17,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:10:17,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:10:17,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:10:17,120 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:10:17,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:10:15" (1/3) ... [2018-11-18 12:10:17,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b6ed45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:10:17, skipping insertion in model container [2018-11-18 12:10:17,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:10:15" (2/3) ... [2018-11-18 12:10:17,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b6ed45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:10:17, skipping insertion in model container [2018-11-18 12:10:17,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:10:17" (3/3) ... [2018-11-18 12:10:17,122 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label42_true-unreach-call_false-termination.c [2018-11-18 12:10:17,128 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:10:17,134 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:10:17,144 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:10:17,167 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:10:17,168 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:10:17,168 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:10:17,168 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:10:17,168 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:10:17,168 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:10:17,168 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:10:17,168 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:10:17,168 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:10:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-11-18 12:10:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:10:17,192 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:10:17,193 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] [2018-11-18 12:10:17,195 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:10:17,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:10:17,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1589650361, now seen corresponding path program 1 times [2018-11-18 12:10:17,200 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:10:17,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:10:17,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:17,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:17,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:17,422 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 12:10:17,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:10:17,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:10:17,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:10:17,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:10:17,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:10:17,438 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 3 states. [2018-11-18 12:10:18,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:10:18,504 INFO L93 Difference]: Finished difference Result 691 states and 1226 transitions. [2018-11-18 12:10:18,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:10:18,505 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2018-11-18 12:10:18,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:10:18,517 INFO L225 Difference]: With dead ends: 691 [2018-11-18 12:10:18,517 INFO L226 Difference]: Without dead ends: 434 [2018-11-18 12:10:18,522 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 12:10:18,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2018-11-18 12:10:18,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2018-11-18 12:10:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-11-18 12:10:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 765 transitions. [2018-11-18 12:10:18,576 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 765 transitions. Word has length 49 [2018-11-18 12:10:18,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:10:18,577 INFO L480 AbstractCegarLoop]: Abstraction has 434 states and 765 transitions. [2018-11-18 12:10:18,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:10:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 765 transitions. [2018-11-18 12:10:18,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 12:10:18,580 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:10:18,580 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:10:18,580 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:10:18,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:10:18,583 INFO L82 PathProgramCache]: Analyzing trace with hash 192752175, now seen corresponding path program 1 times [2018-11-18 12:10:18,583 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:10:18,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:10:18,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:18,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:18,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:10:18,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:10:18,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 12:10:18,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:10:18,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:10:18,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 12:10:18,789 INFO L87 Difference]: Start difference. First operand 434 states and 765 transitions. Second operand 6 states. [2018-11-18 12:10:19,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:10:19,798 INFO L93 Difference]: Finished difference Result 1062 states and 1897 transitions. [2018-11-18 12:10:19,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:10:19,798 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-18 12:10:19,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:10:19,801 INFO L225 Difference]: With dead ends: 1062 [2018-11-18 12:10:19,801 INFO L226 Difference]: Without dead ends: 634 [2018-11-18 12:10:19,803 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 12:10:19,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-11-18 12:10:19,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 625. [2018-11-18 12:10:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-11-18 12:10:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 1019 transitions. [2018-11-18 12:10:19,828 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 1019 transitions. Word has length 136 [2018-11-18 12:10:19,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:10:19,828 INFO L480 AbstractCegarLoop]: Abstraction has 625 states and 1019 transitions. [2018-11-18 12:10:19,828 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:10:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1019 transitions. [2018-11-18 12:10:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 12:10:19,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:10:19,831 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:10:19,831 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:10:19,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:10:19,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1678139032, now seen corresponding path program 1 times [2018-11-18 12:10:19,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:10:19,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:10:19,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:19,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:19,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:19,997 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:10:19,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:10:19,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:10:19,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:10:19,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:10:19,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:10:19,998 INFO L87 Difference]: Start difference. First operand 625 states and 1019 transitions. Second operand 4 states. [2018-11-18 12:10:21,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:10:21,284 INFO L93 Difference]: Finished difference Result 2352 states and 4016 transitions. [2018-11-18 12:10:21,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:10:21,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 145 [2018-11-18 12:10:21,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:10:21,294 INFO L225 Difference]: With dead ends: 2352 [2018-11-18 12:10:21,294 INFO L226 Difference]: Without dead ends: 1733 [2018-11-18 12:10:21,299 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 12:10:21,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-11-18 12:10:21,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1733. [2018-11-18 12:10:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1733 states. [2018-11-18 12:10:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2647 transitions. [2018-11-18 12:10:21,371 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2647 transitions. Word has length 145 [2018-11-18 12:10:21,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:10:21,371 INFO L480 AbstractCegarLoop]: Abstraction has 1733 states and 2647 transitions. [2018-11-18 12:10:21,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:10:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2647 transitions. [2018-11-18 12:10:21,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 12:10:21,382 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:10:21,382 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 12:10:21,383 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:10:21,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:10:21,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1304221998, now seen corresponding path program 1 times [2018-11-18 12:10:21,384 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:10:21,384 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:10:21,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:21,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:21,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:21,652 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 84 proven. 107 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:10:21,652 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:10:21,652 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/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 12:10:21,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:21,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:10:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:10:21,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:10:21,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2018-11-18 12:10:21,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 12:10:21,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 12:10:21,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:10:21,945 INFO L87 Difference]: Start difference. First operand 1733 states and 2647 transitions. Second operand 10 states. [2018-11-18 12:10:25,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:10:25,599 INFO L93 Difference]: Finished difference Result 6055 states and 9251 transitions. [2018-11-18 12:10:25,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 12:10:25,600 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 274 [2018-11-18 12:10:25,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:10:25,621 INFO L225 Difference]: With dead ends: 6055 [2018-11-18 12:10:25,621 INFO L226 Difference]: Without dead ends: 4328 [2018-11-18 12:10:25,633 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 294 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=240, Invalid=816, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 12:10:25,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4328 states. [2018-11-18 12:10:25,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4328 to 3394. [2018-11-18 12:10:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3394 states. [2018-11-18 12:10:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 3394 states and 4815 transitions. [2018-11-18 12:10:25,724 INFO L78 Accepts]: Start accepts. Automaton has 3394 states and 4815 transitions. Word has length 274 [2018-11-18 12:10:25,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:10:25,725 INFO L480 AbstractCegarLoop]: Abstraction has 3394 states and 4815 transitions. [2018-11-18 12:10:25,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 12:10:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3394 states and 4815 transitions. [2018-11-18 12:10:25,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:10:25,757 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:10:25,758 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:10:25,758 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:10:25,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:10:25,758 INFO L82 PathProgramCache]: Analyzing trace with hash 883316679, now seen corresponding path program 1 times [2018-11-18 12:10:25,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:10:25,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:10:25,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:25,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:25,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:10:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 261 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:10:26,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:10:26,169 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:10:26,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:10:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:10:26,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:10:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-11-18 12:10:26,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:10:26,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2018-11-18 12:10:26,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 12:10:26,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 12:10:26,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2018-11-18 12:10:26,423 INFO L87 Difference]: Start difference. First operand 3394 states and 4815 transitions. Second operand 15 states. [2018-11-18 12:10:35,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:10:35,446 INFO L93 Difference]: Finished difference Result 12524 states and 23683 transitions. [2018-11-18 12:10:35,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-11-18 12:10:35,446 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 384 [2018-11-18 12:10:35,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:10:35,447 INFO L225 Difference]: With dead ends: 12524 [2018-11-18 12:10:35,447 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:10:35,529 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4730 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1704, Invalid=10728, Unknown=0, NotChecked=0, Total=12432 [2018-11-18 12:10:35,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:10:35,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:10:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:10:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:10:35,530 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 384 [2018-11-18 12:10:35,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:10:35,531 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:10:35,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 12:10:35,531 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:10:35,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:10:35,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:10:35,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:10:35,925 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 77 [2018-11-18 12:10:35,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:10:36,085 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 77 [2018-11-18 12:10:36,344 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 33 [2018-11-18 12:10:36,510 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2018-11-18 12:10:36,675 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2018-11-18 12:10:36,676 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= ~a24~0 |old(~a24~0)|) (= |old(~a15~0)| ~a15~0)) [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,677 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-18 12:10:36,678 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 12:10:36,679 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 12:10:36,680 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-18 12:10:36,681 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 12:10:36,682 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-18 12:10:36,683 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-18 12:10:36,685 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-18 12:10:36,685 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,686 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse2 (= ~a12~0 |old(~a12~0)|)) (.cse3 (= ~a24~0 |old(~a24~0)|)) (.cse4 (= |old(~a15~0)| ~a15~0))) (let ((.cse0 (and .cse2 (= |old(~a21~0)| ~a21~0) .cse3 .cse4)) (.cse1 (= 9 |old(~a21~0)|))) (and (or .cse0 .cse1) (or (= 7 |old(~a15~0)|) .cse0 (= 9 |old(~a15~0)|)) (or (not .cse1) (and .cse2 .cse3 (= ~a21~0 9) .cse4) (<= (+ |old(~a12~0)| 43) 0) (not (= 1 |old(~a24~0)|)))))) [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,687 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-18 12:10:36,688 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 12:10:36,689 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,690 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-18 12:10:36,691 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,692 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-18 12:10:36,693 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 12:10:36,694 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-18 12:10:36,695 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-18 12:10:36,696 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:10:36,697 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a24~0 2)) (= 7 ~a21~0) (= 8 ~a15~0) (<= (+ ~a12~0 49) 0)) [2018-11-18 12:10:36,697 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:10:36,697 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:10:36,698 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (= 7 |old(~a21~0)|)) (= 2 |old(~a24~0)|) (< 0 (+ |old(~a12~0)| 49)) (and (= ~a12~0 |old(~a12~0)|) (= 7 ~a21~0) (= |old(~a24~0)| ~a24~0) (= 8 ~a15~0)) (not (= 8 |old(~a15~0)|))) [2018-11-18 12:10:36,698 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-18 12:10:36,698 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (and (= 1 ~a24~0) (< 0 (+ ~a12~0 43))) (not (= 9 ~a21~0)) (< 0 (+ |old(~a12~0)| 49)) (not (= 8 |old(~a15~0)|)) (and (not (= ~a15~0 9)) (not (= ~a15~0 7))) (= 2 |old(~a24~0)|) (not (= 7 |old(~a21~0)|))) [2018-11-18 12:10:36,698 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-18 12:10:36,698 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-18 12:10:36,698 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-18 12:10:36,698 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (or (and (= 1 ~a24~0) (< 0 (+ ~a12~0 43))) (not (= 9 ~a21~0)) (< 0 (+ |old(~a12~0)| 49)) (not (= 8 |old(~a15~0)|)) (and (not (= ~a15~0 9)) (not (= ~a15~0 7))) (= 2 |old(~a24~0)|) (not (= 7 |old(~a21~0)|))) [2018-11-18 12:10:36,698 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-11-18 12:10:36,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:10:36 BoogieIcfgContainer [2018-11-18 12:10:36,711 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:10:36,711 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:10:36,711 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:10:36,711 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:10:36,712 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:10:17" (3/4) ... [2018-11-18 12:10:36,715 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:10:36,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:10:36,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 12:10:36,723 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:10:36,733 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 12:10:36,734 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:10:36,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == a24 && 0 < a12 + 43) || !(9 == a21)) || 0 < \old(a12) + 49) || !(8 == \old(a15))) || (!(a15 == 9) && !(a15 == 7))) || 2 == \old(a24)) || !(7 == \old(a21)) [2018-11-18 12:10:36,868 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_002cbbd2-7968-4f9e-9e79-1377886a5446/bin-2019/uautomizer/witness.graphml [2018-11-18 12:10:36,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:10:36,870 INFO L168 Benchmark]: Toolchain (without parser) took 21552.21 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 691.5 MB). Free memory was 950.4 MB in the beginning and 1.6 GB in the end (delta: -602.3 MB). Peak memory consumption was 89.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,870 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:10:36,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.57 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 907.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,871 INFO L168 Benchmark]: Boogie Preprocessor took 207.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 907.4 MB in the beginning and 1.2 GB in the end (delta: -254.1 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,871 INFO L168 Benchmark]: RCFGBuilder took 1096.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,871 INFO L168 Benchmark]: TraceAbstraction took 19593.70 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 522.2 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -529.6 MB). Peak memory consumption was 594.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,872 INFO L168 Benchmark]: Witness Printer took 157.55 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:10:36,876 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 493.57 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 907.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 207.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 907.4 MB in the beginning and 1.2 GB in the end (delta: -254.1 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1096.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19593.70 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 522.2 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -529.6 MB). Peak memory consumption was 594.8 MB. Max. memory is 11.5 GB. * Witness Printer took 157.55 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 880]: Loop Invariant Derived loop invariant: ((((((1 == a24 && 0 < a12 + 43) || !(9 == a21)) || 0 < \old(a12) + 49) || !(8 == \old(a15))) || (!(a15 == 9) && !(a15 == 7))) || 2 == \old(a24)) || !(7 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 19.5s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 16.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 697 SDtfs, 8194 SDslu, 1742 SDs, 0 SdLazy, 21858 SolverSat, 4598 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 913 GetRequests, 757 SyntacticMatches, 5 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4969 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3394occurred in iteration=4, 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, 5 MinimizatonAttempts, 943 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 205 PreInvPairs, 551 NumberOfFragments, 207 HoareAnnotationTreeSize, 205 FomulaSimplifications, 11260 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3195 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1646 NumberOfCodeBlocks, 1646 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1639 ConstructedInterpolants, 0 QuantifiedInterpolants, 2017059 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1062 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 1088/1392 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...