./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1af67db67a88433de1a31e57b46e50dcbb6e7d8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:26:34,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:26:34,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:26:34,690 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:26:34,690 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:26:34,691 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:26:34,691 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:26:34,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:26:34,694 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:26:34,694 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:26:34,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:26:34,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:26:34,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:26:34,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:26:34,697 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:26:34,698 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:26:34,698 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:26:34,699 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:26:34,701 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:26:34,702 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:26:34,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:26:34,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:26:34,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:26:34,709 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:26:34,709 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:26:34,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:26:34,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:26:34,710 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:26:34,711 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:26:34,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:26:34,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:26:34,712 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:26:34,712 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:26:34,713 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:26:34,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:26:34,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:26:34,714 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 07:26:34,724 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:26:34,724 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:26:34,724 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:26:34,725 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:26:34,725 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:26:34,725 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:26:34,725 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 07:26:34,726 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:26:34,726 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:26:34,727 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:26:34,727 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:26:34,728 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:26:34,728 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:26:34,729 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_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2018-11-23 07:26:34,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:26:34,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:26:34,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:26:34,763 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:26:34,764 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:26:34,764 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-23 07:26:34,801 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/data/6f504720e/6d012acd45f14e41ba8151ab8e5b2f71/FLAGe1ffcb025 [2018-11-23 07:26:35,167 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:26:35,168 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-23 07:26:35,177 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/data/6f504720e/6d012acd45f14e41ba8151ab8e5b2f71/FLAGe1ffcb025 [2018-11-23 07:26:35,189 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/data/6f504720e/6d012acd45f14e41ba8151ab8e5b2f71 [2018-11-23 07:26:35,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:26:35,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:26:35,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:26:35,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:26:35,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:26:35,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22877cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35, skipping insertion in model container [2018-11-23 07:26:35,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:26:35,237 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:26:35,480 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:26:35,484 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:26:35,554 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:26:35,566 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:26:35,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35 WrapperNode [2018-11-23 07:26:35,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:26:35,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:26:35,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:26:35,567 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:26:35,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:26:35,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:26:35,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:26:35,649 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:26:35,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... [2018-11-23 07:26:35,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:26:35,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:26:35,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:26:35,700 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:26:35,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/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 [2018-11-23 07:26:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:26:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:26:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:26:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 07:26:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 07:26:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:26:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:26:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:26:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:26:36,481 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:26:36,482 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 07:26:36,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:26:36 BoogieIcfgContainer [2018-11-23 07:26:36,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:26:36,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:26:36,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:26:36,485 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:26:36,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:26:35" (1/3) ... [2018-11-23 07:26:36,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774e6beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:26:36, skipping insertion in model container [2018-11-23 07:26:36,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:26:35" (2/3) ... [2018-11-23 07:26:36,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774e6beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:26:36, skipping insertion in model container [2018-11-23 07:26:36,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:26:36" (3/3) ... [2018-11-23 07:26:36,488 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label27_true-unreach-call_false-termination.c [2018-11-23 07:26:36,494 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:26:36,499 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:26:36,509 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:26:36,529 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 07:26:36,530 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:26:36,530 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:26:36,530 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:26:36,530 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:26:36,530 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:26:36,530 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:26:36,530 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:26:36,531 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:26:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 07:26:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 07:26:36,553 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:36,553 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:36,555 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:36,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:36,559 INFO L82 PathProgramCache]: Analyzing trace with hash -2139727354, now seen corresponding path program 1 times [2018-11-23 07:26:36,561 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:36,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:36,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:36,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:36,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:36,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:26:36,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 07:26:36,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 07:26:36,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 07:26:36,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:26:36,890 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-11-23 07:26:37,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:37,662 INFO L93 Difference]: Finished difference Result 698 states and 1223 transitions. [2018-11-23 07:26:37,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:26:37,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-23 07:26:37,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:37,676 INFO L225 Difference]: With dead ends: 698 [2018-11-23 07:26:37,676 INFO L226 Difference]: Without dead ends: 485 [2018-11-23 07:26:37,681 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:26:37,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-11-23 07:26:37,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 338. [2018-11-23 07:26:37,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 07:26:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 563 transitions. [2018-11-23 07:26:37,727 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 563 transitions. Word has length 94 [2018-11-23 07:26:37,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:37,728 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 563 transitions. [2018-11-23 07:26:37,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 07:26:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 563 transitions. [2018-11-23 07:26:37,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:26:37,731 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:37,731 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:37,732 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:37,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:37,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1455606109, now seen corresponding path program 1 times [2018-11-23 07:26:37,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:37,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:37,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:37,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:37,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:37,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:26:37,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:26:37,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:26:37,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:26:37,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:26:37,804 INFO L87 Difference]: Start difference. First operand 338 states and 563 transitions. Second operand 6 states. [2018-11-23 07:26:38,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:38,415 INFO L93 Difference]: Finished difference Result 1062 states and 1857 transitions. [2018-11-23 07:26:38,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:26:38,416 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-23 07:26:38,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:38,421 INFO L225 Difference]: With dead ends: 1062 [2018-11-23 07:26:38,422 INFO L226 Difference]: Without dead ends: 730 [2018-11-23 07:26:38,423 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:26:38,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2018-11-23 07:26:38,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 715. [2018-11-23 07:26:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-11-23 07:26:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1159 transitions. [2018-11-23 07:26:38,455 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1159 transitions. Word has length 104 [2018-11-23 07:26:38,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:38,455 INFO L480 AbstractCegarLoop]: Abstraction has 715 states and 1159 transitions. [2018-11-23 07:26:38,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:26:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1159 transitions. [2018-11-23 07:26:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 07:26:38,459 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:38,459 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:38,459 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:38,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:38,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1089398559, now seen corresponding path program 1 times [2018-11-23 07:26:38,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:38,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:38,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:38,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:38,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:38,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:26:38,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:26:38,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:26:38,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:26:38,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:26:38,535 INFO L87 Difference]: Start difference. First operand 715 states and 1159 transitions. Second operand 3 states. [2018-11-23 07:26:38,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:38,923 INFO L93 Difference]: Finished difference Result 2053 states and 3435 transitions. [2018-11-23 07:26:38,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:26:38,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2018-11-23 07:26:38,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:38,930 INFO L225 Difference]: With dead ends: 2053 [2018-11-23 07:26:38,930 INFO L226 Difference]: Without dead ends: 1344 [2018-11-23 07:26:38,932 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:26:38,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2018-11-23 07:26:38,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1337. [2018-11-23 07:26:38,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1337 states. [2018-11-23 07:26:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1337 states and 2077 transitions. [2018-11-23 07:26:38,967 INFO L78 Accepts]: Start accepts. Automaton has 1337 states and 2077 transitions. Word has length 105 [2018-11-23 07:26:38,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:38,968 INFO L480 AbstractCegarLoop]: Abstraction has 1337 states and 2077 transitions. [2018-11-23 07:26:38,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:26:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2077 transitions. [2018-11-23 07:26:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:26:38,971 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:38,971 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:38,972 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:38,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:38,972 INFO L82 PathProgramCache]: Analyzing trace with hash -414370937, now seen corresponding path program 1 times [2018-11-23 07:26:38,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:38,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:38,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:38,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:38,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:39,065 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:39,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:26:39,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:26:39,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:26:39,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:26:39,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:26:39,066 INFO L87 Difference]: Start difference. First operand 1337 states and 2077 transitions. Second operand 6 states. [2018-11-23 07:26:39,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:39,626 INFO L93 Difference]: Finished difference Result 4115 states and 6652 transitions. [2018-11-23 07:26:39,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:26:39,627 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2018-11-23 07:26:39,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:39,635 INFO L225 Difference]: With dead ends: 4115 [2018-11-23 07:26:39,635 INFO L226 Difference]: Without dead ends: 2784 [2018-11-23 07:26:39,640 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:26:39,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2018-11-23 07:26:39,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2762. [2018-11-23 07:26:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2762 states. [2018-11-23 07:26:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2762 states and 4116 transitions. [2018-11-23 07:26:39,687 INFO L78 Accepts]: Start accepts. Automaton has 2762 states and 4116 transitions. Word has length 117 [2018-11-23 07:26:39,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:39,688 INFO L480 AbstractCegarLoop]: Abstraction has 2762 states and 4116 transitions. [2018-11-23 07:26:39,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:26:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 4116 transitions. [2018-11-23 07:26:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 07:26:39,690 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:39,690 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:39,691 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:39,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:39,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1750271410, now seen corresponding path program 1 times [2018-11-23 07:26:39,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:39,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:39,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:39,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:39,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:39,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:26:39,754 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/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 [2018-11-23 07:26:39,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:39,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:26:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:26:39,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:26:39,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-23 07:26:39,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 07:26:39,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:26:39,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:26:39,864 INFO L87 Difference]: Start difference. First operand 2762 states and 4116 transitions. Second operand 7 states. [2018-11-23 07:26:40,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:40,855 INFO L93 Difference]: Finished difference Result 6110 states and 9424 transitions. [2018-11-23 07:26:40,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 07:26:40,856 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 128 [2018-11-23 07:26:40,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:40,867 INFO L225 Difference]: With dead ends: 6110 [2018-11-23 07:26:40,867 INFO L226 Difference]: Without dead ends: 3354 [2018-11-23 07:26:40,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-23 07:26:40,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3354 states. [2018-11-23 07:26:40,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3354 to 3272. [2018-11-23 07:26:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3272 states. [2018-11-23 07:26:40,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4528 transitions. [2018-11-23 07:26:40,927 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4528 transitions. Word has length 128 [2018-11-23 07:26:40,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:40,928 INFO L480 AbstractCegarLoop]: Abstraction has 3272 states and 4528 transitions. [2018-11-23 07:26:40,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 07:26:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4528 transitions. [2018-11-23 07:26:40,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 07:26:40,931 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:26:40,931 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:26:40,931 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:26:40,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:26:40,932 INFO L82 PathProgramCache]: Analyzing trace with hash 605294125, now seen corresponding path program 1 times [2018-11-23 07:26:40,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:26:40,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:26:40,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:40,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:26:40,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:26:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:26:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:26:41,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:26:41,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:26:41,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:26:41,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:26:41,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:26:41,037 INFO L87 Difference]: Start difference. First operand 3272 states and 4528 transitions. Second operand 3 states. [2018-11-23 07:26:41,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:26:41,410 INFO L93 Difference]: Finished difference Result 7146 states and 9933 transitions. [2018-11-23 07:26:41,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:26:41,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2018-11-23 07:26:41,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:26:41,411 INFO L225 Difference]: With dead ends: 7146 [2018-11-23 07:26:41,411 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 07:26:41,421 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:26:41,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 07:26:41,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 07:26:41,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 07:26:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:26:41,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 128 [2018-11-23 07:26:41,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:26:41,422 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:26:41,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:26:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:26:41,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:26:41,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 07:26:41,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:26:41,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:26:41,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:26:41,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:26:41,744 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:26:41,824 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,824 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 07:26:41,825 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 07:26:41,826 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,827 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,828 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 07:26:41,829 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 07:26:41,830 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,831 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 07:26:41,832 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 07:26:41,833 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,834 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 07:26:41,835 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (= |old(~a8~0)| ~a8~0)) (.cse1 (= |old(~a16~0)| ~a16~0)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse5 (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0)))) (.cse6 (and (= |old(~a7~0)| |old(~a20~0)|) (= 1 |old(~a20~0)|))) (.cse7 (= 6 |old(~a16~0)|)) (.cse4 (not (= 1 |old(~a21~0)|))) (.cse9 (= 1 ~a17~0)) (.cse3 (= 15 |old(~a8~0)|)) (.cse8 (not (= 1 |old(~a17~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3) (or .cse4 (and .cse0 .cse1 .cse5 .cse2) .cse6) (or .cse7 .cse5 .cse6 .cse3 .cse8) (or .cse4 .cse9 .cse6 .cse8) (or .cse7 .cse9 .cse3 .cse8) (or .cse4 .cse9 .cse3 .cse8))) [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,836 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 07:26:41,837 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 07:26:41,838 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,839 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 07:26:41,840 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:26:41,841 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a20~0 ~a7~0)) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-23 07:26:41,841 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:26:41,841 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:26:41,841 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|) (not (= ~a20~0 ~a7~0)) (= 1 ~a17~0)) (= |old(~a7~0)| |old(~a20~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-23 07:26:41,841 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 07:26:41,841 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-23 07:26:41,841 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 07:26:41,841 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 07:26:41,841 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-23 07:26:41,841 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 07:26:41,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:26:41 BoogieIcfgContainer [2018-11-23 07:26:41,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:26:41,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:26:41,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:26:41,862 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:26:41,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:26:36" (3/4) ... [2018-11-23 07:26:41,865 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:26:41,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 07:26:41,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 07:26:41,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 07:26:41,879 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 07:26:41,880 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 07:26:41,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) [2018-11-23 07:26:41,961 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_81f9b180-c24d-451e-ad35-0c56e8459835/bin-2019/uautomizer/witness.graphml [2018-11-23 07:26:41,961 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:26:41,962 INFO L168 Benchmark]: Toolchain (without parser) took 6770.23 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 352.3 MB). Free memory was 955.4 MB in the beginning and 881.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 426.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,962 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:26:41,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -263.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,963 INFO L168 Benchmark]: Boogie Preprocessor took 50.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,963 INFO L168 Benchmark]: RCFGBuilder took 782.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,964 INFO L168 Benchmark]: TraceAbstraction took 5378.71 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 904.9 MB in the end (delta: 149.4 MB). Peak memory consumption was 319.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,964 INFO L168 Benchmark]: Witness Printer took 99.53 ms. Allocated memory is still 1.4 GB. Free memory was 904.9 MB in the beginning and 881.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:26:41,966 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -263.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 782.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5378.71 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 904.9 MB in the end (delta: 149.4 MB). Peak memory consumption was 319.3 MB. Max. memory is 11.5 GB. * Witness Printer took 99.53 ms. Allocated memory is still 1.4 GB. Free memory was 904.9 MB in the beginning and 881.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 440]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 5.3s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 3514 SDslu, 512 SDs, 0 SdLazy, 4493 SolverSat, 1279 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 183 GetRequests, 147 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3272occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 273 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 81 PreInvPairs, 129 NumberOfFragments, 256 HoareAnnotationTreeSize, 81 FomulaSimplifications, 3238 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1454 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 797 ConstructedInterpolants, 0 QuantifiedInterpolants, 264923 SizeOfPredicates, 2 NumberOfNonLiveVariables, 413 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 142/144 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...