./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label36_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_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/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 cb2c7a8caddb0ebb22f761a704d9e7400601b9af ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:00:41,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:00:41,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:00:41,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:00:41,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:00:41,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:00:41,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:00:41,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:00:41,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:00:41,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:00:41,018 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:00:41,018 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:00:41,018 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:00:41,019 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:00:41,020 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:00:41,020 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:00:41,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:00:41,022 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:00:41,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:00:41,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:00:41,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:00:41,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:00:41,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:00:41,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:00:41,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:00:41,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:00:41,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:00:41,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:00:41,030 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:00:41,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:00:41,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:00:41,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:00:41,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:00:41,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:00:41,033 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:00:41,033 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:00:41,034 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:00:41,043 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:00:41,043 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:00:41,044 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:00:41,044 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:00:41,045 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:00:41,045 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:00:41,045 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:00:41,045 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:00:41,045 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:00:41,046 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:00:41,047 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:00:41,047 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:00:41,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:00:41,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:00:41,049 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_fbf9275e-4e36-4da7-8ecd-942b73119edb/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 -> cb2c7a8caddb0ebb22f761a704d9e7400601b9af [2018-11-23 08:00:41,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:00:41,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:00:41,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:00:41,083 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:00:41,084 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:00:41,084 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c [2018-11-23 08:00:41,118 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/data/e408e1b17/846ebbc3491b40d3a39239015a6c5f16/FLAGc87fe4a79 [2018-11-23 08:00:41,469 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:00:41,470 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c [2018-11-23 08:00:41,480 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/data/e408e1b17/846ebbc3491b40d3a39239015a6c5f16/FLAGc87fe4a79 [2018-11-23 08:00:41,493 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/data/e408e1b17/846ebbc3491b40d3a39239015a6c5f16 [2018-11-23 08:00:41,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:00:41,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:00:41,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:00:41,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:00:41,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:00:41,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b72d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41, skipping insertion in model container [2018-11-23 08:00:41,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:00:41,546 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:00:41,784 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:00:41,788 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:00:41,861 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:00:41,873 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:00:41,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41 WrapperNode [2018-11-23 08:00:41,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:00:41,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:00:41,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:00:41,875 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:00:41,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:00:41,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:00:41,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:00:41,954 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:00:41,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:41,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... [2018-11-23 08:00:42,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:00:42,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:00:42,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:00:42,005 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:00:42,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/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 08:00:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:00:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:00:42,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:00:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 08:00:42,057 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 08:00:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:00:42,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:00:42,058 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:00:42,058 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:00:42,977 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:00:42,977 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 08:00:42,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:00:42 BoogieIcfgContainer [2018-11-23 08:00:42,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:00:42,979 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:00:42,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:00:42,981 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:00:42,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:00:41" (1/3) ... [2018-11-23 08:00:42,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43bf0276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:00:42, skipping insertion in model container [2018-11-23 08:00:42,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:00:41" (2/3) ... [2018-11-23 08:00:42,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43bf0276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:00:42, skipping insertion in model container [2018-11-23 08:00:42,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:00:42" (3/3) ... [2018-11-23 08:00:42,983 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label36_true-unreach-call.c [2018-11-23 08:00:42,990 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:00:42,995 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:00:43,004 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:00:43,026 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:00:43,027 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:00:43,027 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:00:43,027 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:00:43,027 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:00:43,027 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:00:43,027 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:00:43,027 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:00:43,027 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:00:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 08:00:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 08:00:43,050 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:43,050 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] [2018-11-23 08:00:43,052 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:43,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:43,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1093393358, now seen corresponding path program 1 times [2018-11-23 08:00:43,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:43,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:43,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:43,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:43,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:43,256 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 08:00:43,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:00:43,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:00:43,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:00:43,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:00:43,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:00:43,272 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 08:00:43,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:43,878 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 08:00:43,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:00:43,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2018-11-23 08:00:43,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:43,891 INFO L225 Difference]: With dead ends: 571 [2018-11-23 08:00:43,891 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 08:00:43,895 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 08:00:43,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 08:00:43,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 08:00:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 08:00:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 08:00:43,945 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 45 [2018-11-23 08:00:43,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:43,945 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 08:00:43,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:00:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 08:00:43,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 08:00:43,950 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:43,950 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:00:43,951 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:43,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:43,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1968204002, now seen corresponding path program 1 times [2018-11-23 08:00:43,951 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:43,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:43,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:43,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:43,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:00:44,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:00:44,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 08:00:44,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 08:00:44,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 08:00:44,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 08:00:44,093 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 5 states. [2018-11-23 08:00:45,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:45,214 INFO L93 Difference]: Finished difference Result 1283 states and 2308 transitions. [2018-11-23 08:00:45,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 08:00:45,215 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2018-11-23 08:00:45,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:45,221 INFO L225 Difference]: With dead ends: 1283 [2018-11-23 08:00:45,221 INFO L226 Difference]: Without dead ends: 935 [2018-11-23 08:00:45,224 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 08:00:45,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2018-11-23 08:00:45,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 921. [2018-11-23 08:00:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2018-11-23 08:00:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1439 transitions. [2018-11-23 08:00:45,262 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1439 transitions. Word has length 127 [2018-11-23 08:00:45,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:45,262 INFO L480 AbstractCegarLoop]: Abstraction has 921 states and 1439 transitions. [2018-11-23 08:00:45,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 08:00:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1439 transitions. [2018-11-23 08:00:45,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 08:00:45,266 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:45,266 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:00:45,267 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:45,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:45,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1459382270, now seen corresponding path program 1 times [2018-11-23 08:00:45,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:45,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:45,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:45,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:45,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:00:45,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:00:45,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:00:45,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:00:45,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:00:45,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:00:45,417 INFO L87 Difference]: Start difference. First operand 921 states and 1439 transitions. Second operand 6 states. [2018-11-23 08:00:46,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:46,373 INFO L93 Difference]: Finished difference Result 2523 states and 4077 transitions. [2018-11-23 08:00:46,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:00:46,374 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-11-23 08:00:46,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:46,381 INFO L225 Difference]: With dead ends: 2523 [2018-11-23 08:00:46,382 INFO L226 Difference]: Without dead ends: 1608 [2018-11-23 08:00:46,387 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 08:00:46,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2018-11-23 08:00:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1579. [2018-11-23 08:00:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1579 states. [2018-11-23 08:00:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2314 transitions. [2018-11-23 08:00:46,428 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2314 transitions. Word has length 143 [2018-11-23 08:00:46,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:46,428 INFO L480 AbstractCegarLoop]: Abstraction has 1579 states and 2314 transitions. [2018-11-23 08:00:46,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:00:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2314 transitions. [2018-11-23 08:00:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 08:00:46,432 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:46,432 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:00:46,432 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:46,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:46,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1396859214, now seen corresponding path program 1 times [2018-11-23 08:00:46,433 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:46,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:46,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:46,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:46,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:00:46,570 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:00:46,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:00:46,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:00:46,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:00:46,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:00:46,571 INFO L87 Difference]: Start difference. First operand 1579 states and 2314 transitions. Second operand 6 states. [2018-11-23 08:00:47,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:47,160 INFO L93 Difference]: Finished difference Result 3488 states and 5296 transitions. [2018-11-23 08:00:47,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:00:47,161 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-11-23 08:00:47,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:47,170 INFO L225 Difference]: With dead ends: 3488 [2018-11-23 08:00:47,170 INFO L226 Difference]: Without dead ends: 1915 [2018-11-23 08:00:47,175 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 08:00:47,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1915 states. [2018-11-23 08:00:47,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1915 to 1880. [2018-11-23 08:00:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1880 states. [2018-11-23 08:00:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1880 states and 2666 transitions. [2018-11-23 08:00:47,222 INFO L78 Accepts]: Start accepts. Automaton has 1880 states and 2666 transitions. Word has length 167 [2018-11-23 08:00:47,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:47,222 INFO L480 AbstractCegarLoop]: Abstraction has 1880 states and 2666 transitions. [2018-11-23 08:00:47,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:00:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2666 transitions. [2018-11-23 08:00:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 08:00:47,228 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:47,228 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, 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] [2018-11-23 08:00:47,228 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:47,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:47,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1882645595, now seen corresponding path program 1 times [2018-11-23 08:00:47,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:47,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:47,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:47,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:47,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:00:47,606 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:00:47,606 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/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 08:00:47,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:47,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:00:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:00:47,853 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 08:00:47,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-11-23 08:00:47,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 08:00:47,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 08:00:47,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-11-23 08:00:47,854 INFO L87 Difference]: Start difference. First operand 1880 states and 2666 transitions. Second operand 15 states. [2018-11-23 08:00:51,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:51,047 INFO L93 Difference]: Finished difference Result 7054 states and 11044 transitions. [2018-11-23 08:00:51,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-23 08:00:51,048 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 206 [2018-11-23 08:00:51,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:51,070 INFO L225 Difference]: With dead ends: 7054 [2018-11-23 08:00:51,070 INFO L226 Difference]: Without dead ends: 4724 [2018-11-23 08:00:51,094 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=503, Invalid=1567, Unknown=0, NotChecked=0, Total=2070 [2018-11-23 08:00:51,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2018-11-23 08:00:51,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 4316. [2018-11-23 08:00:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4316 states. [2018-11-23 08:00:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 4316 states and 5627 transitions. [2018-11-23 08:00:51,218 INFO L78 Accepts]: Start accepts. Automaton has 4316 states and 5627 transitions. Word has length 206 [2018-11-23 08:00:51,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:51,218 INFO L480 AbstractCegarLoop]: Abstraction has 4316 states and 5627 transitions. [2018-11-23 08:00:51,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 08:00:51,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 5627 transitions. [2018-11-23 08:00:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 08:00:51,229 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:00:51,229 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, 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] [2018-11-23 08:00:51,229 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:00:51,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:00:51,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1260493535, now seen corresponding path program 1 times [2018-11-23 08:00:51,230 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:00:51,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:00:51,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:51,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:00:51,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:00:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 08:00:51,345 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:00:51,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 08:00:51,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 08:00:51,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 08:00:51,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:00:51,346 INFO L87 Difference]: Start difference. First operand 4316 states and 5627 transitions. Second operand 4 states. [2018-11-23 08:00:51,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:00:51,946 INFO L93 Difference]: Finished difference Result 8616 states and 11424 transitions. [2018-11-23 08:00:51,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 08:00:51,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 220 [2018-11-23 08:00:51,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:00:51,947 INFO L225 Difference]: With dead ends: 8616 [2018-11-23 08:00:51,947 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:00:51,960 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 08:00:51,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:00:51,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:00:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:00:51,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:00:51,961 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 220 [2018-11-23 08:00:51,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:00:51,961 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:00:51,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 08:00:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:00:51,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:00:51,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:00:52,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:00:52,342 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2018-11-23 08:00:52,475 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2018-11-23 08:00:52,584 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2018-11-23 08:00:52,585 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 08:00:52,586 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 08:00:52,587 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 08:00:52,588 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 08:00:52,589 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 08:00:52,590 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,591 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 08:00:52,592 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 08:00:52,593 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,594 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 08:00:52,595 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 08:00:52,596 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= 10 |old(~a19~0)|)) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse3 (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or (= 7 |old(~a19~0)|) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= 2 |old(~a10~0)|))) (or (or .cse1 .cse2 (< 1 |old(~a10~0)|)) .cse3))) [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,597 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 08:00:52,598 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 08:00:52,599 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 08:00:52,600 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 08:00:52,601 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:00:52,602 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 7)) (not (= ~a19~0 10)) (= ~a12~0 0) (= ~a4~0 14) (<= ~a10~0 1)) [2018-11-23 08:00:52,602 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:00:52,602 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:00:52,602 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-23 08:00:52,602 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 08:00:52,602 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|))))) (or (and (not (= ~a19~0 7)) .cse0 .cse1) (and .cse1 (<= ~a10~0 1)) (< 1 |old(~a10~0)|) (and (<= ~a1~0 23) (= 1 ~a10~0) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|))) [2018-11-23 08:00:52,602 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 08:00:52,602 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 08:00:52,602 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|))))) (or (and (not (= ~a19~0 7)) .cse0 .cse1) (and .cse1 (<= ~a10~0 1)) (< 1 |old(~a10~0)|) (and (<= ~a1~0 23) (= 1 ~a10~0) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|))) [2018-11-23 08:00:52,602 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 08:00:52,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:00:52 BoogieIcfgContainer [2018-11-23 08:00:52,615 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:00:52,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:00:52,616 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:00:52,616 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:00:52,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:00:42" (3/4) ... [2018-11-23 08:00:52,619 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:00:52,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:00:52,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 08:00:52,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:00:52,634 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 08:00:52,634 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 08:00:52,657 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10)))) || ((!(8 == \old(a19)) || !(1 == \old(a10))) && a10 <= 1)) || 1 < \old(a10)) || ((a1 <= 23 && 1 == a10) && a19 == \old(a19))) || !(0 == a12)) || 10 == \old(a19)) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 23 < \old(a1)) || 7 == \old(a19) [2018-11-23 08:00:52,731 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fbf9275e-4e36-4da7-8ecd-942b73119edb/bin-2019/uautomizer/witness.graphml [2018-11-23 08:00:52,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:00:52,732 INFO L168 Benchmark]: Toolchain (without parser) took 11236.08 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 396.9 MB). Free memory was 957.1 MB in the beginning and 885.0 MB in the end (delta: 72.1 MB). Peak memory consumption was 469.0 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,732 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:00:52,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -232.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,733 INFO L168 Benchmark]: Boogie Preprocessor took 50.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:00:52,733 INFO L168 Benchmark]: RCFGBuilder took 973.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,733 INFO L168 Benchmark]: TraceAbstraction took 9636.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.4 MB). Free memory was 1.0 GB in the beginning and 907.0 MB in the end (delta: 138.3 MB). Peak memory consumption was 372.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,734 INFO L168 Benchmark]: Witness Printer took 115.46 ms. Allocated memory is still 1.4 GB. Free memory was 907.0 MB in the beginning and 885.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-11-23 08:00:52,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -232.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 973.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9636.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.4 MB). Free memory was 1.0 GB in the beginning and 907.0 MB in the end (delta: 138.3 MB). Peak memory consumption was 372.7 MB. Max. memory is 11.5 GB. * Witness Printer took 115.46 ms. Allocated memory is still 1.4 GB. Free memory was 907.0 MB in the beginning and 885.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 121]: 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: ((((((((((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10)))) || ((!(8 == \old(a19)) || !(1 == \old(a10))) && a10 <= 1)) || 1 < \old(a10)) || ((a1 <= 23 && 1 == a10) && a19 == \old(a19))) || !(0 == a12)) || 10 == \old(a19)) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 23 < \old(a1)) || 7 == \old(a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 9.5s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 7.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 554 SDtfs, 5839 SDslu, 686 SDs, 0 SdLazy, 7607 SolverSat, 2121 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 307 GetRequests, 236 SyntacticMatches, 4 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 513 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4316occurred 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, 486 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 64 PreInvPairs, 114 NumberOfFragments, 303 HoareAnnotationTreeSize, 64 FomulaSimplifications, 6459 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3398 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1114 NumberOfCodeBlocks, 1114 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1107 ConstructedInterpolants, 0 QuantifiedInterpolants, 969712 SizeOfPredicates, 0 NumberOfNonLiveVariables, 384 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 573/577 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...