./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/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 9388cf462804d47fad308dddce36b73ef7e2c945 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 05:45:23,939 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:45:23,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:45:23,948 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:45:23,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:45:23,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:45:23,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:45:23,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:45:23,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:45:23,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:45:23,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:45:23,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:45:23,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:45:23,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:45:23,956 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:45:23,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:45:23,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:45:23,958 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:45:23,959 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:45:23,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:45:23,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:45:23,962 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:45:23,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:45:23,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:45:23,964 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:45:23,965 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:45:23,966 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:45:23,966 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:45:23,967 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:45:23,968 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:45:23,968 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:45:23,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:45:23,968 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:45:23,969 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:45:23,969 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:45:23,969 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:45:23,970 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 05:45:23,977 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:45:23,977 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:45:23,978 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:45:23,978 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:45:23,978 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:45:23,978 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:45:23,978 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:45:23,979 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:45:23,979 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:45:23,980 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:45:23,980 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:45:23,980 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:45:23,980 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:45:23,980 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:45:23,980 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:45:23,981 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:45:23,981 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:45:23,982 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:45:23,982 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:45:23,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:45:23,982 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_905fca13-1a6d-4e31-8a35-47e57972e564/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 -> 9388cf462804d47fad308dddce36b73ef7e2c945 [2018-11-23 05:45:24,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:45:24,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:45:24,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:45:24,018 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:45:24,018 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:45:24,019 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-11-23 05:45:24,053 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/data/053409cb4/2dce64c7d79b45028f33cbc51a60c67e/FLAG51c83b5b9 [2018-11-23 05:45:24,501 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:45:24,502 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-11-23 05:45:24,512 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/data/053409cb4/2dce64c7d79b45028f33cbc51a60c67e/FLAG51c83b5b9 [2018-11-23 05:45:24,524 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/data/053409cb4/2dce64c7d79b45028f33cbc51a60c67e [2018-11-23 05:45:24,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:45:24,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:45:24,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:45:24,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:45:24,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:45:24,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585def0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24, skipping insertion in model container [2018-11-23 05:45:24,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:45:24,583 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:45:24,806 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:45:24,810 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:45:24,881 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:45:24,894 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:45:24,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24 WrapperNode [2018-11-23 05:45:24,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:45:24,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:45:24,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:45:24,896 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:45:24,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:45:24,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:45:24,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:45:24,981 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:45:24,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:24,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:25,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:25,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:25,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... [2018-11-23 05:45:25,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:45:25,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:45:25,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:45:25,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:45:25,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/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 05:45:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 05:45:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:45:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:45:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 05:45:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 05:45:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:45:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:45:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:45:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:45:26,073 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:45:26,073 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 05:45:26,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:45:26 BoogieIcfgContainer [2018-11-23 05:45:26,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:45:26,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:45:26,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:45:26,077 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:45:26,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:45:24" (1/3) ... [2018-11-23 05:45:26,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5106cc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:45:26, skipping insertion in model container [2018-11-23 05:45:26,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:45:24" (2/3) ... [2018-11-23 05:45:26,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5106cc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:45:26, skipping insertion in model container [2018-11-23 05:45:26,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:45:26" (3/3) ... [2018-11-23 05:45:26,080 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label40_true-unreach-call.c [2018-11-23 05:45:26,086 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:45:26,092 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:45:26,102 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:45:26,124 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:45:26,124 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:45:26,124 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:45:26,124 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:45:26,124 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:45:26,124 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:45:26,125 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:45:26,125 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:45:26,125 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:45:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 05:45:26,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 05:45:26,147 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:26,148 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] [2018-11-23 05:45:26,150 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:26,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:26,154 INFO L82 PathProgramCache]: Analyzing trace with hash -576444522, now seen corresponding path program 1 times [2018-11-23 05:45:26,155 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:26,155 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:26,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:26,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:26,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:26,369 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 05:45:26,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:45:26,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:45:26,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:45:26,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:45:26,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:45:26,383 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 05:45:27,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:27,078 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 05:45:27,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:45:27,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-23 05:45:27,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:27,091 INFO L225 Difference]: With dead ends: 571 [2018-11-23 05:45:27,091 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 05:45:27,096 INFO L631 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 [2018-11-23 05:45:27,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 05:45:27,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 05:45:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 05:45:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 05:45:27,157 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 55 [2018-11-23 05:45:27,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:27,160 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 05:45:27,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:45:27,161 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 05:45:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 05:45:27,165 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:27,165 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:45:27,165 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:27,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:27,168 INFO L82 PathProgramCache]: Analyzing trace with hash -913027315, now seen corresponding path program 1 times [2018-11-23 05:45:27,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:27,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:27,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:27,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:27,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:45:27,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:45:27,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:45:27,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:45:27,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:45:27,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:45:27,307 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 6 states. [2018-11-23 05:45:28,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:28,015 INFO L93 Difference]: Finished difference Result 861 states and 1501 transitions. [2018-11-23 05:45:28,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:45:28,015 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 128 [2018-11-23 05:45:28,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:28,019 INFO L225 Difference]: With dead ends: 861 [2018-11-23 05:45:28,020 INFO L226 Difference]: Without dead ends: 513 [2018-11-23 05:45:28,021 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 05:45:28,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-23 05:45:28,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 505. [2018-11-23 05:45:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-11-23 05:45:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 828 transitions. [2018-11-23 05:45:28,046 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 828 transitions. Word has length 128 [2018-11-23 05:45:28,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:28,046 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 828 transitions. [2018-11-23 05:45:28,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:45:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 828 transitions. [2018-11-23 05:45:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 05:45:28,049 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:28,049 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:45:28,049 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:28,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:28,049 INFO L82 PathProgramCache]: Analyzing trace with hash 952189433, now seen corresponding path program 1 times [2018-11-23 05:45:28,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:28,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:28,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:28,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:28,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:45:28,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:45:28,228 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/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 05:45:28,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:28,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:45:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:45:28,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:45:28,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-23 05:45:28,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 05:45:28,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 05:45:28,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:45:28,410 INFO L87 Difference]: Start difference. First operand 505 states and 828 transitions. Second operand 8 states. [2018-11-23 05:45:29,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:29,776 INFO L93 Difference]: Finished difference Result 1785 states and 3199 transitions. [2018-11-23 05:45:29,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 05:45:29,776 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2018-11-23 05:45:29,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:29,786 INFO L225 Difference]: With dead ends: 1785 [2018-11-23 05:45:29,787 INFO L226 Difference]: Without dead ends: 1286 [2018-11-23 05:45:29,792 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 140 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-11-23 05:45:29,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2018-11-23 05:45:29,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1270. [2018-11-23 05:45:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1270 states. [2018-11-23 05:45:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 2038 transitions. [2018-11-23 05:45:29,842 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 2038 transitions. Word has length 134 [2018-11-23 05:45:29,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:29,843 INFO L480 AbstractCegarLoop]: Abstraction has 1270 states and 2038 transitions. [2018-11-23 05:45:29,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 05:45:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2038 transitions. [2018-11-23 05:45:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 05:45:29,849 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:29,849 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, 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] [2018-11-23 05:45:29,849 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:29,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:29,850 INFO L82 PathProgramCache]: Analyzing trace with hash -296475546, now seen corresponding path program 1 times [2018-11-23 05:45:29,850 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:29,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:29,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:29,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:29,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:45:30,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:45:30,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:45:30,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:45:30,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:45:30,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:45:30,054 INFO L87 Difference]: Start difference. First operand 1270 states and 2038 transitions. Second operand 6 states. [2018-11-23 05:45:30,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:30,931 INFO L93 Difference]: Finished difference Result 3114 states and 5078 transitions. [2018-11-23 05:45:30,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:45:30,932 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-11-23 05:45:30,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:30,943 INFO L225 Difference]: With dead ends: 3114 [2018-11-23 05:45:30,944 INFO L226 Difference]: Without dead ends: 1850 [2018-11-23 05:45:30,954 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:45:30,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2018-11-23 05:45:30,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1833. [2018-11-23 05:45:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1833 states. [2018-11-23 05:45:31,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1833 states and 2675 transitions. [2018-11-23 05:45:31,007 INFO L78 Accepts]: Start accepts. Automaton has 1833 states and 2675 transitions. Word has length 167 [2018-11-23 05:45:31,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:31,008 INFO L480 AbstractCegarLoop]: Abstraction has 1833 states and 2675 transitions. [2018-11-23 05:45:31,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:45:31,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2675 transitions. [2018-11-23 05:45:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 05:45:31,012 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:31,013 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:45:31,013 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:31,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:31,013 INFO L82 PathProgramCache]: Analyzing trace with hash 528848677, now seen corresponding path program 1 times [2018-11-23 05:45:31,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:31,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:31,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:31,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:31,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:45:31,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:45:31,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:45:31,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:45:31,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:45:31,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:45:31,141 INFO L87 Difference]: Start difference. First operand 1833 states and 2675 transitions. Second operand 5 states. [2018-11-23 05:45:32,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:32,111 INFO L93 Difference]: Finished difference Result 5042 states and 7596 transitions. [2018-11-23 05:45:32,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:45:32,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-11-23 05:45:32,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:32,125 INFO L225 Difference]: With dead ends: 5042 [2018-11-23 05:45:32,125 INFO L226 Difference]: Without dead ends: 3215 [2018-11-23 05:45:32,133 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:45:32,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3215 states. [2018-11-23 05:45:32,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3215 to 2965. [2018-11-23 05:45:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2018-11-23 05:45:32,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4271 transitions. [2018-11-23 05:45:32,185 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4271 transitions. Word has length 172 [2018-11-23 05:45:32,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:32,186 INFO L480 AbstractCegarLoop]: Abstraction has 2965 states and 4271 transitions. [2018-11-23 05:45:32,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:45:32,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4271 transitions. [2018-11-23 05:45:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 05:45:32,194 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:45:32,194 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:45:32,194 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:45:32,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:45:32,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1123243390, now seen corresponding path program 1 times [2018-11-23 05:45:32,195 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:45:32,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:45:32,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:32,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:45:32,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:45:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:45:32,311 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 05:45:32,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:45:32,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:45:32,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:45:32,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:45:32,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:45:32,313 INFO L87 Difference]: Start difference. First operand 2965 states and 4271 transitions. Second operand 4 states. [2018-11-23 05:45:33,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:45:33,001 INFO L93 Difference]: Finished difference Result 9332 states and 14697 transitions. [2018-11-23 05:45:33,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:45:33,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 237 [2018-11-23 05:45:33,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:45:33,002 INFO L225 Difference]: With dead ends: 9332 [2018-11-23 05:45:33,002 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:45:33,032 INFO L631 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 [2018-11-23 05:45:33,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:45:33,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:45:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:45:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:45:33,033 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 237 [2018-11-23 05:45:33,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:45:33,033 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:45:33,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:45:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:45:33,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:45:33,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:45:33,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:45:33,339 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 31 [2018-11-23 05:45:33,472 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 05:45:33,473 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 05:45:33,474 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 05:45:33,475 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 05:45:33,476 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 05:45:33,477 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,478 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,479 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 05:45:33,480 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 05:45:33,481 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,482 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 05:45:33,483 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 151) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse2 (= 1 |old(~a10~0)|)) (.cse0 (= 2 |old(~a10~0)|)) (.cse1 (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or .cse0 .cse1 (< |old(~a1~0)| 218)) (or .cse1 .cse0 (<= |old(~a1~0)| 38) .cse2) (or .cse1 (< |old(~a10~0)| 1) (= 10 |old(~a19~0)|) .cse2) (or .cse0 (= 8 |old(~a19~0)|) .cse1))) [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,484 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 05:45:33,485 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,486 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a10~0 2)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= ~a19~0 8)) (not (= ~a10~0 1))) [2018-11-23 05:45:33,487 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 05:45:33,487 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 10)))) (or (< |old(~a1~0)| 23) (and .cse0 (<= 1 ~a10~0) .cse1) (and (< 38 ~a1~0) .cse0 .cse1) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (and .cse0 (<= 218 ~a1~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-11-23 05:45:33,487 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 05:45:33,488 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 05:45:33,488 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 10)))) (or (< |old(~a1~0)| 23) (and .cse0 (<= 1 ~a10~0) .cse1) (and (< 38 ~a1~0) .cse0 .cse1) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (and .cse0 (<= 218 ~a1~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-11-23 05:45:33,488 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 05:45:33,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:45:33 BoogieIcfgContainer [2018-11-23 05:45:33,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:45:33,502 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:45:33,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:45:33,502 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:45:33,503 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:45:26" (3/4) ... [2018-11-23 05:45:33,506 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:45:33,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:45:33,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 05:45:33,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:45:33,521 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 05:45:33,522 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:45:33,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\old(a1) < 23 || ((!(a19 == 10) && 1 <= a10) && !(a10 == 1))) || ((38 < a1 && !(a19 == 10)) && !(a10 == 1))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || (!(a19 == 10) && 218 <= a1)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) [2018-11-23 05:45:33,614 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_905fca13-1a6d-4e31-8a35-47e57972e564/bin-2019/uautomizer/witness.graphml [2018-11-23 05:45:33,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:45:33,616 INFO L168 Benchmark]: Toolchain (without parser) took 9087.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 236.5 MB). Free memory was 950.1 MB in the beginning and 858.7 MB in the end (delta: 91.4 MB). Peak memory consumption was 327.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,616 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:45:33,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 917.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,617 INFO L168 Benchmark]: Boogie Preprocessor took 56.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,617 INFO L168 Benchmark]: RCFGBuilder took 1036.92 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,618 INFO L168 Benchmark]: TraceAbstraction took 7427.20 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.1 MB). Free memory was 1.0 GB in the beginning and 874.0 MB in the end (delta: 144.8 MB). Peak memory consumption was 243.9 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,618 INFO L168 Benchmark]: Witness Printer took 112.48 ms. Allocated memory is still 1.3 GB. Free memory was 874.0 MB in the beginning and 858.7 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:45:33,620 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 917.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1036.92 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7427.20 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.1 MB). Free memory was 1.0 GB in the beginning and 874.0 MB in the end (delta: 144.8 MB). Peak memory consumption was 243.9 MB. Max. memory is 11.5 GB. * Witness Printer took 112.48 ms. Allocated memory is still 1.3 GB. Free memory was 874.0 MB in the beginning and 858.7 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 151]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((\old(a1) < 23 || ((!(a19 == 10) && 1 <= a10) && !(a10 == 1))) || ((38 < a1 && !(a19 == 10)) && !(a10 == 1))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || (!(a19 == 10) && 218 <= a1)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 7.3s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 748 SDtfs, 3758 SDslu, 575 SDs, 0 SdLazy, 6015 SolverSat, 1164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192 GetRequests, 152 SyntacticMatches, 7 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2965occurred 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, 291 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 98 PreInvPairs, 178 NumberOfFragments, 267 HoareAnnotationTreeSize, 98 FomulaSimplifications, 3180 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1779 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1027 NumberOfCodeBlocks, 1027 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1020 ConstructedInterpolants, 0 QuantifiedInterpolants, 496396 SizeOfPredicates, 2 NumberOfNonLiveVariables, 273 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 399/406 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...