./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:45:51,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:45:51,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:45:51,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:45:51,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:45:51,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:45:51,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:45:51,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:45:51,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:45:51,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:45:51,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:45:51,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:45:51,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:45:51,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:45:51,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:45:51,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:45:51,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:45:51,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:45:51,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:45:51,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:45:51,020 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:45:51,021 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:45:51,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:45:51,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:45:51,023 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:45:51,023 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:45:51,024 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:45:51,025 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:45:51,025 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:45:51,026 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:45:51,026 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:45:51,027 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:45:51,027 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:45:51,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:45:51,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:45:51,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:45:51,028 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 05:45:51,037 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:45:51,038 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:45:51,038 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:45:51,038 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:45:51,039 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:45:51,039 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:45:51,039 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:45:51,039 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:45:51,039 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:45:51,039 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:45:51,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:45:51,041 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:45:51,041 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:45:51,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:45:51,041 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:45:51,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:45:51,041 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:45:51,041 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:45:51,042 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:45:51,042 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:45:51,042 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:45:51,042 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:45:51,042 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_ec557768-788b-429d-a349-e813fdf40da0/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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2018-11-10 05:45:51,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:45:51,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:45:51,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:45:51,076 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:45:51,076 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:45:51,076 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-10 05:45:51,117 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/data/cfa5e7319/1eaa8664b46c40d9b7480a21baff8256/FLAG445c5db43 [2018-11-10 05:45:51,569 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:45:51,569 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-10 05:45:51,579 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/data/cfa5e7319/1eaa8664b46c40d9b7480a21baff8256/FLAG445c5db43 [2018-11-10 05:45:51,593 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/data/cfa5e7319/1eaa8664b46c40d9b7480a21baff8256 [2018-11-10 05:45:51,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:45:51,596 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:45:51,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:45:51,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:45:51,600 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:45:51,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:51,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4351e172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51, skipping insertion in model container [2018-11-10 05:45:51,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:51,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:45:51,640 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:45:51,870 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:45:51,873 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:45:51,936 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:45:51,947 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:45:51,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51 WrapperNode [2018-11-10 05:45:51,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:45:51,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:45:51,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:45:51,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:45:51,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:51,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... [2018-11-10 05:45:52,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:45:52,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:45:52,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:45:52,056 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:45:52,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/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 [2018-11-10 05:45:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:45:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:45:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 05:45:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:45:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:45:52,864 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:45:52,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:45:52 BoogieIcfgContainer [2018-11-10 05:45:52,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:45:52,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:45:52,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:45:52,868 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:45:52,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:45:51" (1/3) ... [2018-11-10 05:45:52,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd8ea39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:45:52, skipping insertion in model container [2018-11-10 05:45:52,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:45:51" (2/3) ... [2018-11-10 05:45:52,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd8ea39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:45:52, skipping insertion in model container [2018-11-10 05:45:52,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:45:52" (3/3) ... [2018-11-10 05:45:52,873 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label00_true-unreach-call_false-termination.c [2018-11-10 05:45:52,878 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:45:52,883 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:45:52,892 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:45:52,913 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:45:52,914 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:45:52,914 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:45:52,914 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:45:52,914 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:45:52,914 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:45:52,914 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:45:52,914 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:45:52,914 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:45:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-10 05:45:52,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 05:45:52,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:45:52,941 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:45:52,943 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:45:52,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:52,947 INFO L82 PathProgramCache]: Analyzing trace with hash 117916544, now seen corresponding path program 1 times [2018-11-10 05:45:52,948 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:45:52,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:45:52,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:52,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:52,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:45:53,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:45:53,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:45:53,228 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:45:53,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:45:53,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:45:53,242 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-10 05:45:53,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:45:53,821 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-10 05:45:53,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:45:53,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2018-11-10 05:45:53,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:45:53,831 INFO L225 Difference]: With dead ends: 618 [2018-11-10 05:45:53,831 INFO L226 Difference]: Without dead ends: 379 [2018-11-10 05:45:53,835 INFO L605 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 [2018-11-10 05:45:53,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-10 05:45:53,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-10 05:45:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-10 05:45:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-10 05:45:53,884 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 122 [2018-11-10 05:45:53,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:45:53,885 INFO L481 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-10 05:45:53,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:45:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-10 05:45:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 05:45:53,889 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:45:53,889 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:45:53,892 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:45:53,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:53,893 INFO L82 PathProgramCache]: Analyzing trace with hash -735277163, now seen corresponding path program 1 times [2018-11-10 05:45:53,893 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:45:53,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:45:53,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:53,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:53,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:45:54,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:45:54,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:45:54,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:45:54,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:45:54,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:45:54,016 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-10 05:45:54,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:45:54,683 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-10 05:45:54,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 05:45:54,683 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-10 05:45:54,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:45:54,690 INFO L225 Difference]: With dead ends: 1229 [2018-11-10 05:45:54,690 INFO L226 Difference]: Without dead ends: 856 [2018-11-10 05:45:54,693 INFO L605 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 [2018-11-10 05:45:54,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-10 05:45:54,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-10 05:45:54,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-10 05:45:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-10 05:45:54,725 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 138 [2018-11-10 05:45:54,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:45:54,726 INFO L481 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-10 05:45:54,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:45:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-10 05:45:54,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:45:54,729 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:45:54,730 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:45:54,731 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:45:54,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:54,731 INFO L82 PathProgramCache]: Analyzing trace with hash 336904770, now seen corresponding path program 1 times [2018-11-10 05:45:54,731 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:45:54,731 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:45:54,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:54,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:54,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:54,910 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:45:54,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:45:54,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:45:54,910 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 05:45:54,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:45:54,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:45:54,911 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 5 states. [2018-11-10 05:45:55,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:45:55,514 INFO L93 Difference]: Finished difference Result 1778 states and 2834 transitions. [2018-11-10 05:45:55,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:45:55,515 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-11-10 05:45:55,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:45:55,519 INFO L225 Difference]: With dead ends: 1778 [2018-11-10 05:45:55,519 INFO L226 Difference]: Without dead ends: 813 [2018-11-10 05:45:55,522 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:45:55,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-11-10 05:45:55,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 813. [2018-11-10 05:45:55,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 813 states. [2018-11-10 05:45:55,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 1260 transitions. [2018-11-10 05:45:55,545 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 1260 transitions. Word has length 149 [2018-11-10 05:45:55,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:45:55,545 INFO L481 AbstractCegarLoop]: Abstraction has 813 states and 1260 transitions. [2018-11-10 05:45:55,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 05:45:55,545 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1260 transitions. [2018-11-10 05:45:55,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 05:45:55,549 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:45:55,550 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:45:55,550 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:45:55,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:55,550 INFO L82 PathProgramCache]: Analyzing trace with hash 981001735, now seen corresponding path program 1 times [2018-11-10 05:45:55,550 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:45:55,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:45:55,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:55,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:55,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 61 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 05:45:55,687 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:45:55,687 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/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 [2018-11-10 05:45:55,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:55,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:45:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:45:55,957 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:45:55,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-10 05:45:55,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:45:55,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:45:55,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:45:55,959 INFO L87 Difference]: Start difference. First operand 813 states and 1260 transitions. Second operand 9 states. [2018-11-10 05:45:56,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:45:56,481 INFO L93 Difference]: Finished difference Result 1632 states and 2558 transitions. [2018-11-10 05:45:56,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:45:56,482 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 190 [2018-11-10 05:45:56,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:45:56,486 INFO L225 Difference]: With dead ends: 1632 [2018-11-10 05:45:56,487 INFO L226 Difference]: Without dead ends: 825 [2018-11-10 05:45:56,489 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 191 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-10 05:45:56,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2018-11-10 05:45:56,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 793. [2018-11-10 05:45:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 793 states. [2018-11-10 05:45:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1200 transitions. [2018-11-10 05:45:56,510 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1200 transitions. Word has length 190 [2018-11-10 05:45:56,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:45:56,511 INFO L481 AbstractCegarLoop]: Abstraction has 793 states and 1200 transitions. [2018-11-10 05:45:56,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:45:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1200 transitions. [2018-11-10 05:45:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 05:45:56,514 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:45:56,514 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 05:45:56,514 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:45:56,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:56,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1237607863, now seen corresponding path program 1 times [2018-11-10 05:45:56,515 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:45:56,515 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:45:56,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:56,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:45:56,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:45:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:45:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:45:56,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:45:56,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:45:56,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:45:56,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:45:56,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:45:56,638 INFO L87 Difference]: Start difference. First operand 793 states and 1200 transitions. Second operand 4 states. [2018-11-10 05:45:57,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:45:57,315 INFO L93 Difference]: Finished difference Result 2357 states and 3638 transitions. [2018-11-10 05:45:57,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:45:57,317 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 193 [2018-11-10 05:45:57,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:45:57,317 INFO L225 Difference]: With dead ends: 2357 [2018-11-10 05:45:57,318 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:45:57,323 INFO L605 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 [2018-11-10 05:45:57,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:45:57,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:45:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:45:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:45:57,323 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2018-11-10 05:45:57,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:45:57,324 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:45:57,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:45:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:45:57,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:45:57,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:45:57,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:45:57,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:45:57,542 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 52 [2018-11-10 05:45:57,648 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0)) [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-10 05:45:57,649 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,650 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-10 05:45:57,651 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-10 05:45:57,652 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,653 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-10 05:45:57,654 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-10 05:45:57,655 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-10 05:45:57,656 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,657 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-10 05:45:57,658 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 517) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-10 05:45:57,659 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-10 05:45:57,660 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-10 05:45:57,661 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= 7 ~a28~0))) (let ((.cse4 (= 7 |old(~a17~0)|)) (.cse3 (not (= 1 ~a21~0))) (.cse7 (= 7 |old(~a28~0)|)) (.cse0 (= |old(~a19~0)| ~a19~0)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse6 (not .cse8)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse5 (< 8 |old(~a17~0)|))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 .cse3 .cse7 .cse4 .cse5) (or .cse3 (and .cse8 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (not .cse7) (not (= 1 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 1 |old(~a11~0)|)) (not .cse4)) (or (and .cse0 (= ~a28~0 10) .cse1 .cse2) .cse3 (not (= 10 |old(~a28~0)|)) .cse5) (or .cse3 .cse7 (and .cse0 .cse1 .cse6 .cse2) (= |old(~a11~0)| |old(~a19~0)|) .cse5)))) [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-10 05:45:57,662 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-10 05:45:57,663 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-10 05:45:57,664 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,665 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-10 05:45:57,666 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a17~0 8)) [2018-11-10 05:45:57,667 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:45:57,667 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:45:57,667 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (and (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|)) [2018-11-10 05:45:57,668 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-10 05:45:57,668 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 7 ~a28~0)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) (not (= ~a19~0 ~a11~0)) .cse1) (and .cse0 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|) (and (= ~a28~0 10) .cse1))) [2018-11-10 05:45:57,668 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-10 05:45:57,668 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-10 05:45:57,668 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 7 ~a28~0)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) (not (= ~a19~0 ~a11~0)) .cse1) (and .cse0 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|) (and (= ~a28~0 10) .cse1))) [2018-11-10 05:45:57,668 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-10 05:45:57,668 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-10 05:45:57,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:45:57 BoogieIcfgContainer [2018-11-10 05:45:57,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:45:57,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:45:57,681 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:45:57,681 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:45:57,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:45:52" (3/4) ... [2018-11-10 05:45:57,684 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:45:57,694 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:45:57,694 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 05:45:57,694 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:45:57,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 05:45:57,704 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:45:57,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == a21) || ((!(7 == a28) && !(a19 == a11)) && a17 <= 8)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 7 == \old(a17)) || \old(a11) == \old(a19)) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17)) || (a28 == 10 && a17 <= 8) [2018-11-10 05:45:57,813 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ec557768-788b-429d-a349-e813fdf40da0/bin-2019/uautomizer/witness.graphml [2018-11-10 05:45:57,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:45:57,814 INFO L168 Benchmark]: Toolchain (without parser) took 6218.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 254.8 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -90.7 MB). Peak memory consumption was 164.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,815 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:45:57,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.45 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,815 INFO L168 Benchmark]: Boogie Preprocessor took 105.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -221.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,816 INFO L168 Benchmark]: RCFGBuilder took 808.55 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: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,816 INFO L168 Benchmark]: TraceAbstraction took 4815.14 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 110.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -25.4 MB). Peak memory consumption was 84.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,816 INFO L168 Benchmark]: Witness Printer took 132.54 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:45:57,820 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.45 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -221.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 808.55 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: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4815.14 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 110.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -25.4 MB). Peak memory consumption was 84.7 MB. Max. memory is 11.5 GB. * Witness Printer took 132.54 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 517]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(1 == a21) || ((!(7 == a28) && !(a19 == a11)) && a17 <= 8)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 7 == \old(a17)) || \old(a11) == \old(a19)) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17)) || (a28 == 10 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 4.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 777 SDtfs, 2944 SDslu, 579 SDs, 0 SdLazy, 3841 SolverSat, 702 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 203 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=823occurred in iteration=2, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 65 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 31 PreInvPairs, 51 NumberOfFragments, 305 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1014 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 556 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 982 NumberOfCodeBlocks, 982 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 976 ConstructedInterpolants, 0 QuantifiedInterpolants, 619829 SizeOfPredicates, 1 NumberOfNonLiveVariables, 446 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 237/241 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...