./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label37_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label37_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/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 b3ccc46b30bd9e1d865272aecfdf21618e4ebade ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:33:59,990 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:33:59,990 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:33:59,997 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:33:59,997 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:33:59,998 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:33:59,998 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:34:00,000 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:34:00,001 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:34:00,001 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:34:00,002 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:34:00,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:34:00,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:34:00,003 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:34:00,004 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:34:00,005 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:34:00,005 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:34:00,006 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:34:00,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:34:00,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:34:00,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:34:00,010 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:34:00,012 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:34:00,012 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:34:00,012 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:34:00,013 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:34:00,013 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:34:00,014 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:34:00,015 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:34:00,015 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:34:00,016 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:34:00,016 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:34:00,016 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:34:00,016 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:34:00,017 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:34:00,017 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:34:00,018 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 04:34:00,027 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:34:00,027 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:34:00,028 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:34:00,028 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:34:00,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:34:00,029 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:34:00,029 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:34:00,029 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:34:00,029 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:34:00,029 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:34:00,029 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:34:00,030 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:34:00,031 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:34:00,031 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:34:00,031 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:34:00,031 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:34:00,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:34:00,031 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:34:00,032 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:34:00,032 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:34:00,032 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:34:00,032 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:34:00,032 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:34:00,032 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_4d3a3a95-432c-46e3-8e1a-b34d6a363496/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 -> b3ccc46b30bd9e1d865272aecfdf21618e4ebade [2018-11-10 04:34:00,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:34:00,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:34:00,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:34:00,065 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:34:00,065 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:34:00,066 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label37_true-unreach-call.c [2018-11-10 04:34:00,100 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/data/92b1e6d5a/3c814c6d616d4b5a998b46e8770e12af/FLAG562e8d1ca [2018-11-10 04:34:00,545 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:34:00,545 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/sv-benchmarks/c/eca-rers2012/Problem10_label37_true-unreach-call.c [2018-11-10 04:34:00,555 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/data/92b1e6d5a/3c814c6d616d4b5a998b46e8770e12af/FLAG562e8d1ca [2018-11-10 04:34:00,566 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/data/92b1e6d5a/3c814c6d616d4b5a998b46e8770e12af [2018-11-10 04:34:00,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:34:00,569 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:34:00,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:34:00,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:34:00,573 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:34:00,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61258a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00, skipping insertion in model container [2018-11-10 04:34:00,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:34:00,620 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:34:00,821 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:34:00,824 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:34:00,887 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:34:00,899 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:34:00,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00 WrapperNode [2018-11-10 04:34:00,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:34:00,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:34:00,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:34:00,900 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:34:00,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:00,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:01,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:01,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... [2018-11-10 04:34:01,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:34:01,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:34:01,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:34:01,011 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:34:01,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:34:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:34:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:34:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 04:34:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:34:01,780 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:34:01,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:34:01 BoogieIcfgContainer [2018-11-10 04:34:01,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:34:01,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:34:01,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:34:01,784 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:34:01,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:34:00" (1/3) ... [2018-11-10 04:34:01,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32236ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:34:01, skipping insertion in model container [2018-11-10 04:34:01,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:34:00" (2/3) ... [2018-11-10 04:34:01,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32236ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:34:01, skipping insertion in model container [2018-11-10 04:34:01,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:34:01" (3/3) ... [2018-11-10 04:34:01,786 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label37_true-unreach-call.c [2018-11-10 04:34:01,792 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:34:01,797 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:34:01,805 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:34:01,825 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:34:01,826 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:34:01,826 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:34:01,826 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:34:01,826 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:34:01,826 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:34:01,826 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:34:01,827 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:34:01,827 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:34:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 04:34:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 04:34:01,849 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:01,849 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:01,851 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:01,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:01,854 INFO L82 PathProgramCache]: Analyzing trace with hash -890432215, now seen corresponding path program 1 times [2018-11-10 04:34:01,856 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:01,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:01,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:01,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:01,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:34:02,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:34:02,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 04:34:02,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 04:34:02,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 04:34:02,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:34:02,082 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-10 04:34:02,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:02,910 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-10 04:34:02,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 04:34:02,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2018-11-10 04:34:02,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:02,921 INFO L225 Difference]: With dead ends: 737 [2018-11-10 04:34:02,921 INFO L226 Difference]: Without dead ends: 515 [2018-11-10 04:34:02,926 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:34:02,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-10 04:34:02,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-11-10 04:34:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 04:34:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 579 transitions. [2018-11-10 04:34:02,970 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 579 transitions. Word has length 61 [2018-11-10 04:34:02,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:02,971 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 579 transitions. [2018-11-10 04:34:02,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 04:34:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2018-11-10 04:34:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 04:34:02,987 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:02,987 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:02,987 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:02,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:02,989 INFO L82 PathProgramCache]: Analyzing trace with hash 833383459, now seen corresponding path program 1 times [2018-11-10 04:34:02,989 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:02,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:02,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:02,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:02,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:03,138 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:34:03,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:34:03,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:34:03,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:34:03,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:34:03,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:34:03,141 INFO L87 Difference]: Start difference. First operand 356 states and 579 transitions. Second operand 6 states. [2018-11-10 04:34:04,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:04,128 INFO L93 Difference]: Finished difference Result 1259 states and 2162 transitions. [2018-11-10 04:34:04,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:34:04,128 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-10 04:34:04,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:04,137 INFO L225 Difference]: With dead ends: 1259 [2018-11-10 04:34:04,137 INFO L226 Difference]: Without dead ends: 909 [2018-11-10 04:34:04,140 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:34:04,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-11-10 04:34:04,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 895. [2018-11-10 04:34:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-11-10 04:34:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1370 transitions. [2018-11-10 04:34:04,172 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1370 transitions. Word has length 136 [2018-11-10 04:34:04,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:04,173 INFO L481 AbstractCegarLoop]: Abstraction has 895 states and 1370 transitions. [2018-11-10 04:34:04,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:34:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1370 transitions. [2018-11-10 04:34:04,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 04:34:04,175 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:04,176 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:04,176 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:04,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:04,176 INFO L82 PathProgramCache]: Analyzing trace with hash 487326791, now seen corresponding path program 1 times [2018-11-10 04:34:04,176 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:04,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:04,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:04,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:04,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:04,304 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:34:04,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:34:04,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:34:04,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:34:04,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:34:04,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:34:04,305 INFO L87 Difference]: Start difference. First operand 895 states and 1370 transitions. Second operand 6 states. [2018-11-10 04:34:05,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:05,222 INFO L93 Difference]: Finished difference Result 2358 states and 3764 transitions. [2018-11-10 04:34:05,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:34:05,223 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-10 04:34:05,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:05,230 INFO L225 Difference]: With dead ends: 2358 [2018-11-10 04:34:05,230 INFO L226 Difference]: Without dead ends: 1469 [2018-11-10 04:34:05,233 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:34:05,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2018-11-10 04:34:05,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1450. [2018-11-10 04:34:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2018-11-10 04:34:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2107 transitions. [2018-11-10 04:34:05,268 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2107 transitions. Word has length 138 [2018-11-10 04:34:05,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:05,269 INFO L481 AbstractCegarLoop]: Abstraction has 1450 states and 2107 transitions. [2018-11-10 04:34:05,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:34:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2107 transitions. [2018-11-10 04:34:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 04:34:05,271 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:05,271 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:05,272 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:05,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:05,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1877603308, now seen corresponding path program 1 times [2018-11-10 04:34:05,272 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:05,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:05,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:05,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:05,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:34:05,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:34:05,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 04:34:05,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 04:34:05,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 04:34:05,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:34:05,347 INFO L87 Difference]: Start difference. First operand 1450 states and 2107 transitions. Second operand 4 states. [2018-11-10 04:34:06,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:06,174 INFO L93 Difference]: Finished difference Result 3188 states and 4711 transitions. [2018-11-10 04:34:06,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 04:34:06,175 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-11-10 04:34:06,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:06,182 INFO L225 Difference]: With dead ends: 3188 [2018-11-10 04:34:06,182 INFO L226 Difference]: Without dead ends: 1744 [2018-11-10 04:34:06,187 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:34:06,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2018-11-10 04:34:06,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1742. [2018-11-10 04:34:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1742 states. [2018-11-10 04:34:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1742 states and 2373 transitions. [2018-11-10 04:34:06,222 INFO L78 Accepts]: Start accepts. Automaton has 1742 states and 2373 transitions. Word has length 141 [2018-11-10 04:34:06,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:06,222 INFO L481 AbstractCegarLoop]: Abstraction has 1742 states and 2373 transitions. [2018-11-10 04:34:06,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 04:34:06,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2373 transitions. [2018-11-10 04:34:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 04:34:06,226 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:06,226 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:06,226 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:06,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:06,226 INFO L82 PathProgramCache]: Analyzing trace with hash -497008844, now seen corresponding path program 1 times [2018-11-10 04:34:06,226 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:06,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:06,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:06,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:06,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:34:06,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:34:06,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:34:06,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:34:06,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:34:06,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:34:06,344 INFO L87 Difference]: Start difference. First operand 1742 states and 2373 transitions. Second operand 6 states. [2018-11-10 04:34:06,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:06,924 INFO L93 Difference]: Finished difference Result 3994 states and 5608 transitions. [2018-11-10 04:34:06,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:34:06,924 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2018-11-10 04:34:06,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:06,934 INFO L225 Difference]: With dead ends: 3994 [2018-11-10 04:34:06,935 INFO L226 Difference]: Without dead ends: 2258 [2018-11-10 04:34:06,939 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:34:06,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2018-11-10 04:34:06,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2208. [2018-11-10 04:34:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2208 states. [2018-11-10 04:34:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 2208 states and 2886 transitions. [2018-11-10 04:34:06,987 INFO L78 Accepts]: Start accepts. Automaton has 2208 states and 2886 transitions. Word has length 157 [2018-11-10 04:34:06,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:06,987 INFO L481 AbstractCegarLoop]: Abstraction has 2208 states and 2886 transitions. [2018-11-10 04:34:06,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:34:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2886 transitions. [2018-11-10 04:34:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 04:34:06,993 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:34:06,993 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:34:06,994 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:34:06,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:34:06,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1003336825, now seen corresponding path program 1 times [2018-11-10 04:34:06,994 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:34:06,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:34:06,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:06,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:06,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:34:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 04:34:07,149 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:34:07,149 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:34:07,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:34:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:34:07,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:34:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 04:34:07,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 04:34:07,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-10 04:34:07,330 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 04:34:07,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 04:34:07,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-10 04:34:07,331 INFO L87 Difference]: Start difference. First operand 2208 states and 2886 transitions. Second operand 5 states. [2018-11-10 04:34:08,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:34:08,953 INFO L93 Difference]: Finished difference Result 6160 states and 8514 transitions. [2018-11-10 04:34:08,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:34:08,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 231 [2018-11-10 04:34:08,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:34:08,954 INFO L225 Difference]: With dead ends: 6160 [2018-11-10 04:34:08,954 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 04:34:08,964 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 234 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:34:08,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 04:34:08,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 04:34:08,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 04:34:08,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 04:34:08,964 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 231 [2018-11-10 04:34:08,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:34:08,965 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 04:34:08,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 04:34:08,965 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 04:34:08,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:34:08,968 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 04:34:09,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:34:09,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:34:09,302 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-10 04:34:09,442 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2018-11-10 04:34:09,582 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2018-11-10 04:34:09,584 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:34:09,584 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-11-10 04:34:09,584 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:34:09,584 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-10 04:34:09,584 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 04:34:09,585 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-10 04:34:09,586 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,587 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,588 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-10 04:34:09,589 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-10 04:34:09,590 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-10 04:34:09,591 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,592 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-10 04:34:09,593 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 04:34:09,594 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse7 (= |old(~a19~0)| ~a19~0)) (.cse8 (= |old(~a10~0)| ~a10~0))) (let ((.cse1 (= 4 |old(~a10~0)|)) (.cse5 (and .cse7 (<= ~a1~0 38) .cse8)) (.cse4 (< 38 |old(~a1~0)|)) (.cse0 (= 3 |old(~a10~0)|)) (.cse2 (and .cse7 .cse8)) (.cse6 (= 7 |old(~a19~0)|)) (.cse3 (= 10 |old(~a19~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 (< |old(~a19~0)| 9)) (or .cse2 (not (= 1 |old(~a10~0)|))) (or .cse0 .cse1 .cse4 .cse5) (or .cse6 .cse5 .cse4 .cse3) (or .cse0 .cse2 .cse6 .cse3)))) [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-10 04:34:09,595 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-10 04:34:09,596 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-10 04:34:09,597 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,598 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-10 04:34:09,599 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= 4 ~a10~0)) (not (= ~a10~0 1)) (<= 9 ~a19~0)) [2018-11-10 04:34:09,600 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:34:09,600 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 10 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-11-10 04:34:09,600 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 3))) (.cse3 (not (= 4 ~a10~0))) (.cse4 (<= ~a1~0 38)) (.cse0 (not (= ~a19~0 7))) (.cse2 (not (= ~a19~0 10)))) (or (= 4 |old(~a10~0)|) (and .cse0 (and .cse1 .cse2)) (and .cse1 .cse2 .cse3) (= 1 ~a10~0) (and .cse1 .cse4 .cse3) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and .cse2 (<= 9 ~a19~0)) (= 3 |old(~a10~0)|) (and .cse4 .cse0 .cse2) (< |old(~a19~0)| 9))) [2018-11-10 04:34:09,600 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-10 04:34:09,600 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 3))) (.cse3 (not (= 4 ~a10~0))) (.cse4 (<= ~a1~0 38)) (.cse0 (not (= ~a19~0 7))) (.cse2 (not (= ~a19~0 10)))) (or (= 4 |old(~a10~0)|) (and .cse0 (and .cse1 .cse2)) (and .cse1 .cse2 .cse3) (= 1 ~a10~0) (and .cse1 .cse4 .cse3) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and .cse2 (<= 9 ~a19~0)) (= 3 |old(~a10~0)|) (and .cse4 .cse0 .cse2) (< |old(~a19~0)| 9))) [2018-11-10 04:34:09,601 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-10 04:34:09,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:34:09 BoogieIcfgContainer [2018-11-10 04:34:09,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:34:09,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:34:09,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:34:09,613 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:34:09,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:34:01" (3/4) ... [2018-11-10 04:34:09,616 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:34:09,622 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 04:34:09,622 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 04:34:09,622 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 04:34:09,629 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 04:34:09,629 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:34:09,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((4 == \old(a10) || (!(a19 == 7) && !(a10 == 3) && !(a19 == 10))) || ((!(a10 == 3) && !(a19 == 10)) && !(4 == a10))) || 1 == a10) || ((!(a10 == 3) && a1 <= 38) && !(4 == a10))) || 1 == \old(a10)) || 10 == \old(a19)) || 23 < \old(a1)) || (!(a19 == 10) && 9 <= a19)) || 3 == \old(a10)) || ((a1 <= 38 && !(a19 == 7)) && !(a19 == 10))) || \old(a19) < 9 [2018-11-10 04:34:09,726 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4d3a3a95-432c-46e3-8e1a-b34d6a363496/bin-2019/uautomizer/witness.graphml [2018-11-10 04:34:09,726 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:34:09,727 INFO L168 Benchmark]: Toolchain (without parser) took 9158.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 383.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -112.6 MB). Peak memory consumption was 270.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,728 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:34:09,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.88 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 916.2 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,728 INFO L168 Benchmark]: Boogie Preprocessor took 110.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -229.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,728 INFO L168 Benchmark]: RCFGBuilder took 770.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,729 INFO L168 Benchmark]: TraceAbstraction took 7830.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 227.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.4 MB). Peak memory consumption was 181.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,729 INFO L168 Benchmark]: Witness Printer took 113.92 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:34:09,730 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.88 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 916.2 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -229.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 770.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7830.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 227.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.4 MB). Peak memory consumption was 181.6 MB. Max. memory is 11.5 GB. * Witness Printer took 113.92 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: ((((((((((4 == \old(a10) || (!(a19 == 7) && !(a10 == 3) && !(a19 == 10))) || ((!(a10 == 3) && !(a19 == 10)) && !(4 == a10))) || 1 == a10) || ((!(a10 == 3) && a1 <= 38) && !(4 == a10))) || 1 == \old(a10)) || 10 == \old(a19)) || 23 < \old(a1)) || (!(a19 == 10) && 9 <= a19)) || 3 == \old(a10)) || ((a1 <= 38 && !(a19 == 7)) && !(a19 == 10))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 7.7s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 5.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 552 SDtfs, 4011 SDslu, 571 SDs, 0 SdLazy, 5216 SolverSat, 1352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 284 GetRequests, 247 SyntacticMatches, 7 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2208occurred 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 244 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 68 PreInvPairs, 128 NumberOfFragments, 332 HoareAnnotationTreeSize, 68 FomulaSimplifications, 3552 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2246 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1095 NumberOfCodeBlocks, 1095 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1088 ConstructedInterpolants, 0 QuantifiedInterpolants, 544322 SizeOfPredicates, 2 NumberOfNonLiveVariables, 401 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 494/594 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...